diff --git a/app/Domains/Catalog/Models/AttributeOption.php b/app/Domains/Catalog/Models/AttributeOption.php
index fe9811c..233e4bc 100644
--- a/app/Domains/Catalog/Models/AttributeOption.php
+++ b/app/Domains/Catalog/Models/AttributeOption.php
@@ -2,6 +2,7 @@
 
 namespace App\Domains\Catalog\Models;
 
+use App\Domains\Ticket\Models\ValidityTime;
 use Illuminate\Database\Eloquent\Attributes\Fillable;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
@@ -9,6 +10,7 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
 
 #[Fillable([
     'attribute_id',
+    'validity_time_id',
     'value',
     'label',
     'sort_order',
@@ -26,6 +28,7 @@ class AttributeOption extends Model
     protected function casts(): array
     {
         return [
+            'validity_time_id' => 'integer',
             'sort_order' => 'integer',
             'metadata' => 'array',
         ];
@@ -38,4 +41,10 @@ class AttributeOption extends Model
     {
         return $this->belongsTo(Attribute::class, 'attribute_id');
     }
+
+    /** @return BelongsTo<ValidityTime, $this> */
+    public function validityTime(): BelongsTo
+    {
+        return $this->belongsTo(ValidityTime::class);
+    }
 }
diff --git a/app/Domains/Catalog/Models/CatalogItem.php b/app/Domains/Catalog/Models/CatalogItem.php
index 2fd62f0..4fb0fc3 100644
--- a/app/Domains/Catalog/Models/CatalogItem.php
+++ b/app/Domains/Catalog/Models/CatalogItem.php
@@ -10,7 +10,7 @@ use App\Domains\Catalog\Services\CatalogInventoryService;
 use App\Domains\Event\Models\Event;
 use App\Domains\Tenant\Models\Tenant;
 use App\Domains\Ticket\Models\Ticket;
-use Carbon\CarbonInterface;
+use App\Domains\Ticket\Models\ValidityTime;
 use Illuminate\Database\Eloquent\Attributes\Fillable;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
@@ -32,8 +32,7 @@ use Illuminate\Database\Eloquent\Relations\HasMany;
     'precio',
     'inventory_policy',
     'has_tickets',
-    'maximum_use_date',
-    'minimum_use_date',
+    'validity_time_id',
 ])]
 class CatalogItem extends Model
 {
@@ -61,8 +60,7 @@ class CatalogItem extends Model
             'precio' => 'decimal:2',
             'inventory_policy' => InventoryPolicy::class,
             'has_tickets' => 'boolean',
-            'maximum_use_date' => 'datetime',
-            'minimum_use_date' => 'datetime',
+            'validity_time_id' => 'integer',
         ];
     }
 
@@ -120,6 +118,12 @@ class CatalogItem extends Model
         return $this->hasMany(Ticket::class, 'source_catalog_item_id');
     }
 
+    /** @return BelongsTo<ValidityTime, $this> */
+    public function validityTime(): BelongsTo
+    {
+        return $this->belongsTo(ValidityTime::class);
+    }
+
     /** @return BelongsToMany<Attribute, $this> */
     public function attributes(): BelongsToMany
     {
@@ -183,16 +187,6 @@ class CatalogItem extends Model
         return $this->nombre;
     }
 
-    public function getMinimumUseDate(): ?CarbonInterface
-    {
-        return $this->minimum_use_date;
-    }
-
-    public function getMaximumUseDate(): ?CarbonInterface
-    {
-        return $this->maximum_use_date;
-    }
-
     public function isBundle(): bool
     {
         return $this->type === CatalogItemType::Bundle;
diff --git a/app/Domains/Catalog/Models/Variant.php b/app/Domains/Catalog/Models/Variant.php
index fe3b13e..bddd47c 100644
--- a/app/Domains/Catalog/Models/Variant.php
+++ b/app/Domains/Catalog/Models/Variant.php
@@ -5,7 +5,6 @@ namespace App\Domains\Catalog\Models;
 use App\Domains\Attachable\Models\Attachment;
 use App\Domains\Event\Models\EventDate;
 use App\Domains\Ticket\Models\Ticket;
-use Carbon\CarbonInterface;
 use Illuminate\Database\Eloquent\Attributes\Fillable;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
@@ -17,8 +16,6 @@ use Illuminate\Database\Eloquent\Relations\HasMany;
     'catalog_item_id',
     'event_date_id',
     'inventory_id',
-    'minimum_use_date',
-    'maximum_use_date',
 ])]
 class Variant extends Model
 {
@@ -34,8 +31,6 @@ class Variant extends Model
             'catalog_item_id' => 'integer',
             'event_date_id' => 'integer',
             'inventory_id' => 'integer',
-            'minimum_use_date' => 'datetime',
-            'maximum_use_date' => 'datetime',
         ];
     }
 
@@ -97,18 +92,4 @@ class Variant extends Model
     {
         return $this->catalogItem->nombre;
     }
-
-    public function getMinimumUseDate(): ?CarbonInterface
-    {
-        return $this->eventDate?->startsAt()
-            ?? $this->minimum_use_date
-            ?? $this->catalogItem->getMinimumUseDate();
-    }
-
-    public function getMaximumUseDate(): ?CarbonInterface
-    {
-        return $this->eventDate?->endsAt()
-            ?? $this->maximum_use_date
-            ?? $this->catalogItem->getMaximumUseDate();
-    }
 }
diff --git a/app/Domains/Catalog/Requests/StoreCatalogItemRequest.php b/app/Domains/Catalog/Requests/StoreCatalogItemRequest.php
index 4ccb4c0..6c5eff1 100644
--- a/app/Domains/Catalog/Requests/StoreCatalogItemRequest.php
+++ b/app/Domains/Catalog/Requests/StoreCatalogItemRequest.php
@@ -69,8 +69,7 @@ class StoreCatalogItemRequest extends FormRequest
             'precio' => ['required', 'numeric', 'min:0'],
             'inventory_policy' => [Rule::prohibitedIf($isBundle), 'sometimes', Rule::enum(InventoryPolicy::class)],
             'has_tickets' => [Rule::prohibitedIf($isBundle), 'sometimes', 'boolean'],
-            'minimum_use_date' => [Rule::prohibitedIf($isBundle), 'sometimes', 'nullable', 'date'],
-            'maximum_use_date' => [Rule::prohibitedIf($isBundle), 'sometimes', 'nullable', 'date', 'after_or_equal:minimum_use_date'],
+            'validity_time_id' => [Rule::prohibitedIf($isBundle), 'sometimes', 'nullable', 'integer', Rule::exists('validity_times', 'id')],
             'real_stock' => [Rule::prohibitedIf($isBundle), 'sometimes', 'integer', 'min:0'],
             'inventory_id' => ['prohibited'],
             'reserved_stock' => ['prohibited'],
@@ -99,13 +98,6 @@ class StoreCatalogItemRequest extends FormRequest
             'variants.*.inventory_id' => ['prohibited'],
             'variants.*.reserved_stock' => ['prohibited'],
             'variants.*.sold_units' => ['prohibited'],
-            'variants.*.minimum_use_date' => ['sometimes', 'nullable', 'date'],
-            'variants.*.maximum_use_date' => [
-                'sometimes',
-                'nullable',
-                'date',
-                'after_or_equal:variants.*.minimum_use_date',
-            ],
             'variants.*.values' => ['sometimes', 'array'],
             'variants.*.values.*' => ['nullable', 'string'],
             'variants.*.images' => ['sometimes', 'array'],
diff --git a/app/Domains/Catalog/Resources/CatalogItemDetailResource.php b/app/Domains/Catalog/Resources/CatalogItemDetailResource.php
index 00fefe7..4e6acaa 100644
--- a/app/Domains/Catalog/Resources/CatalogItemDetailResource.php
+++ b/app/Domains/Catalog/Resources/CatalogItemDetailResource.php
@@ -34,8 +34,7 @@ class CatalogItemDetailResource extends JsonResource
             'brand' => $this->brand?->nombre,
             'inventory_policy' => $this->inventory_policy?->value,
             'has_tickets' => $this->has_tickets,
-            'minimum_use_date' => $this->minimum_use_date,
-            'maximum_use_date' => $this->maximum_use_date,
+            'validity_time_id' => $this->validity_time_id,
             'attributes' => $this->itemAttributes
                 ->map(fn (ItemAttribute $itemAttribute): array => $this->attributeData($itemAttribute))
                 ->values(),
@@ -101,6 +100,7 @@ class CatalogItemDetailResource extends JsonResource
                     'value' => $option->value,
                     'label' => $option->label,
                     'sort_order' => $option->sort_order,
+                    'validity_time_id' => $option->validity_time_id,
                     'metadata' => $option->metadata,
                 ])
                 ->values(),
@@ -115,14 +115,6 @@ class CatalogItemDetailResource extends JsonResource
             'event_date_id' => $variant->event_date_id,
             'event_date' => $variant->eventDate?->date?->format('Y-m-d'),
             'stock_tecnico' => $this->variantStock($variant),
-            'minimum_use_date' => $variant->minimum_use_date,
-            'maximum_use_date' => $variant->maximum_use_date,
-            'effective_minimum_use_date' => $variant->eventDate?->startsAt()
-                ?? $variant->minimum_use_date
-                ?? $this->minimum_use_date,
-            'effective_maximum_use_date' => $variant->eventDate?->endsAt()
-                ?? $variant->maximum_use_date
-                ?? $this->maximum_use_date,
             'values' => $variant->definitions
                 ->mapWithKeys(fn ($definition) => [
                     $definition->itemAttribute?->attribute?->codigo => $definition->value,
diff --git a/app/Domains/Catalog/Resources/CatalogItemResource.php b/app/Domains/Catalog/Resources/CatalogItemResource.php
index 363a73c..25c3f7b 100644
--- a/app/Domains/Catalog/Resources/CatalogItemResource.php
+++ b/app/Domains/Catalog/Resources/CatalogItemResource.php
@@ -25,8 +25,7 @@ class CatalogItemResource extends JsonResource
             'precio' => $this->precio,
             'inventory_policy' => $this->inventory_policy?->value,
             'has_tickets' => $this->has_tickets,
-            'minimum_use_date' => $this->minimum_use_date,
-            'maximum_use_date' => $this->maximum_use_date,
+            'validity_time_id' => $this->validity_time_id,
             'real_stock' => $this->whenLoaded('inventory', fn () => $this->inventory?->real_stock),
             'images' => $this->whenLoaded('attachments', fn () => $this->attachments
                 ->map(fn ($attachment) => $attachment->getTemporaryUrl(1440))
@@ -37,14 +36,6 @@ class CatalogItemResource extends JsonResource
                     'event_date_id' => $variant->event_date_id,
                     'event_date' => $variant->eventDate?->date?->format('Y-m-d'),
                     'real_stock' => $variant->inventory?->real_stock,
-                    'minimum_use_date' => $variant->minimum_use_date,
-                    'maximum_use_date' => $variant->maximum_use_date,
-                    'effective_minimum_use_date' => $variant->eventDate?->startsAt()
-                        ?? $variant->minimum_use_date
-                        ?? $this->minimum_use_date,
-                    'effective_maximum_use_date' => $variant->eventDate?->endsAt()
-                        ?? $variant->maximum_use_date
-                        ?? $this->maximum_use_date,
                     'values' => $variant->definitions
                         ->mapWithKeys(fn ($definition) => [
                             $definition->itemAttribute?->attribute?->codigo => $definition->value,
diff --git a/app/Domains/Catalog/Services/CatalogService.php b/app/Domains/Catalog/Services/CatalogService.php
index 3896ca8..deac1e5 100644
--- a/app/Domains/Catalog/Services/CatalogService.php
+++ b/app/Domains/Catalog/Services/CatalogService.php
@@ -83,8 +83,6 @@ class CatalogService
                 $data['inventory_id'] = null;
                 $data['inventory_policy'] = null;
                 $data['has_tickets'] = false;
-                $data['minimum_use_date'] = null;
-                $data['maximum_use_date'] = null;
             } elseif ($hasVariants) {
                 $data['inventory_id'] = null;
             } else {
@@ -381,8 +379,7 @@ class CatalogService
             'attribute_codes',
             'variants',
             'has_tickets',
-            'minimum_use_date',
-            'maximum_use_date',
+            'validity_time_id',
         ] as $field) {
             if (array_key_exists($field, $data)) {
                 throw ValidationException::withMessages([
@@ -508,13 +505,9 @@ class CatalogService
         $variant = $catalogItem->variants()->create([
             'inventory_id' => $inventory->id,
             'event_date_id' => $eventDateId,
-            'minimum_use_date' => $data['minimum_use_date'] ?? null,
-            'maximum_use_date' => $data['maximum_use_date'] ?? null,
         ]);
         $variant->setRelation('catalogItem', $catalogItem);
 
-        $this->validateVariantUseDates($variant, $index);
-
         foreach ($data['values'] ?? [] as $attributeCode => $value) {
             $itemAttribute = $itemAttributes[$attributeCode] ?? null;
 
@@ -567,24 +560,6 @@ class CatalogService
         }
     }
 
-    private function validateVariantUseDates(Variant $variant, int $index): void
-    {
-        $minimumUseDate = $variant->getMinimumUseDate();
-        $maximumUseDate = $variant->getMaximumUseDate();
-
-        if (
-            $minimumUseDate !== null
-            && $maximumUseDate !== null
-            && $maximumUseDate->lessThan($minimumUseDate)
-        ) {
-            throw ValidationException::withMessages([
-                "variants.{$index}.maximum_use_date" => [
-                    __('api.catalog.invalid_effective_date_range'),
-                ],
-            ]);
-        }
-    }
-
     /**
      * @param  array<string, mixed>  $data
      * @param  array<int, array<string, mixed>>  $variants
diff --git a/app/Domains/Tenant/Models/Tenant.php b/app/Domains/Tenant/Models/Tenant.php
index cd0c4d8..58f4ead 100644
--- a/app/Domains/Tenant/Models/Tenant.php
+++ b/app/Domains/Tenant/Models/Tenant.php
@@ -21,6 +21,7 @@ use Illuminate\Database\Eloquent\Relations\HasMany;
     'codigo',
     'nombre',
     'dominio',
+    'timezone',
     'primary_color',
     'secondary_color',
     'danger_color',
diff --git a/app/Domains/Ticket/Controllers/TicketController.php b/app/Domains/Ticket/Controllers/TicketController.php
index 7c8fc2a..f6bccf2 100644
--- a/app/Domains/Ticket/Controllers/TicketController.php
+++ b/app/Domains/Ticket/Controllers/TicketController.php
@@ -22,7 +22,7 @@ class TicketController extends Controller
         $tickets = Ticket::query()
             ->where('tenant_code', $tenant->codigo)
             ->where('user_id', $request->user()->getKey())
-            ->with('sourceVariant.eventDate', 'sourceVariant.catalogItem')
+            ->with('validityTime', 'tenant', 'sourceVariant.eventDate', 'sourceVariant.catalogItem')
             ->orderByDesc('id')
             ->get();
 
@@ -36,7 +36,7 @@ class TicketController extends Controller
             ->where('tenant_code', $tenant->codigo)
             ->where('user_id', $request->user()->getKey())
             ->whereIn('id', $ticketIds)
-            ->with('sourceVariant.eventDate', 'sourceVariant.catalogItem')
+            ->with('validityTime', 'tenant', 'sourceVariant.eventDate', 'sourceVariant.catalogItem')
             ->orderByDesc('id')
             ->get();
 
diff --git a/app/Domains/Ticket/Enums/ValidityTimeType.php b/app/Domains/Ticket/Enums/ValidityTimeType.php
new file mode 100644
index 0000000..ecad553
--- /dev/null
+++ b/app/Domains/Ticket/Enums/ValidityTimeType.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Domains\Ticket\Enums;
+
+enum ValidityTimeType: string
+{
+    case ServiceDateWindow = 'service_date_window';
+    case FixedWindow = 'fixed_window';
+
+    /** @return list<string> */
+    public static function values(): array
+    {
+        return array_column(self::cases(), 'value');
+    }
+}
diff --git a/app/Domains/Ticket/Exceptions/TicketGenerationException.php b/app/Domains/Ticket/Exceptions/TicketGenerationException.php
index e9fa303..bc543cc 100644
--- a/app/Domains/Ticket/Exceptions/TicketGenerationException.php
+++ b/app/Domains/Ticket/Exceptions/TicketGenerationException.php
@@ -24,9 +24,9 @@ class TicketGenerationException extends RuntimeException
         return new self(__('api.ticket.disabled', ['product' => $catalogItem->id]));
     }
 
-    public static function maximumUseDateReached(CatalogItem $catalogItem): self
+    public static function ambiguousValidityTime(CatalogItem $catalogItem): self
     {
-        return new self(__('api.ticket.expired', ['product' => $catalogItem->id]));
+        return new self("Catalog item {$catalogItem->id} resolves more than one validity time.");
     }
 
     public static function variantNotFound(
diff --git a/app/Domains/Ticket/Models/Ticket.php b/app/Domains/Ticket/Models/Ticket.php
index 7d937bc..a76a49c 100644
--- a/app/Domains/Ticket/Models/Ticket.php
+++ b/app/Domains/Ticket/Models/Ticket.php
@@ -21,8 +21,8 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
     'source_purchase_id',
     'source_catalog_item_id',
     'source_variant_id',
-    'starts_at',
-    'expires_at',
+    'validity_time_id',
+    'service_date',
     'used_at',
     'scanner_user_id',
     'user_id',
@@ -45,8 +45,8 @@ class Ticket extends Model
             'source_catalog_item_id' => 'integer',
             'source_variant_id' => 'integer',
             'source_purchase_id' => 'integer',
-            'starts_at' => 'datetime',
-            'expires_at' => 'datetime',
+            'validity_time_id' => 'integer',
+            'service_date' => 'date',
             'used_at' => 'datetime',
             'scanner_user_id' => 'integer',
             'user_id' => 'integer',
@@ -89,6 +89,12 @@ class Ticket extends Model
         return $this->belongsTo(Variant::class, 'source_variant_id');
     }
 
+    /** @return BelongsTo<ValidityTime, $this> */
+    public function validityTime(): BelongsTo
+    {
+        return $this->belongsTo(ValidityTime::class);
+    }
+
     public function isValid(): bool
     {
         $now = now();
@@ -121,13 +127,17 @@ class Ticket extends Model
 
     public function getEffectiveStartsAt(): ?CarbonInterface
     {
-        return $this->sourceVariant?->getMinimumUseDate()
-            ?? $this->starts_at;
+        return $this->validityTime?->startsAt(
+            $this->service_date,
+            $this->tenant?->timezone ?? config('app.timezone'),
+        );
     }
 
     public function getEffectiveExpiresAt(): ?CarbonInterface
     {
-        return $this->sourceVariant?->getMaximumUseDate()
-            ?? $this->expires_at;
+        return $this->validityTime?->expiresAt(
+            $this->service_date,
+            $this->tenant?->timezone ?? config('app.timezone'),
+        );
     }
 }
diff --git a/app/Domains/Ticket/Models/ValidityTime.php b/app/Domains/Ticket/Models/ValidityTime.php
new file mode 100644
index 0000000..58b2382
--- /dev/null
+++ b/app/Domains/Ticket/Models/ValidityTime.php
@@ -0,0 +1,87 @@
+<?php
+
+namespace App\Domains\Ticket\Models;
+
+use App\Domains\Catalog\Models\AttributeOption;
+use App\Domains\Catalog\Models\CatalogItem;
+use App\Domains\Ticket\Enums\ValidityTimeType;
+use Carbon\CarbonImmutable;
+use Carbon\CarbonInterface;
+use Illuminate\Database\Eloquent\Attributes\Fillable;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+#[Fillable([
+    'type',
+    'start_time',
+    'end_time',
+    'fixed_starts_at',
+    'fixed_expires_at',
+    'active',
+])]
+class ValidityTime extends Model
+{
+    use HasFactory;
+
+    protected function casts(): array
+    {
+        return [
+            'type' => ValidityTimeType::class,
+            'fixed_starts_at' => 'datetime',
+            'fixed_expires_at' => 'datetime',
+            'active' => 'boolean',
+        ];
+    }
+
+    /** @return HasMany<CatalogItem, $this> */
+    public function catalogItems(): HasMany
+    {
+        return $this->hasMany(CatalogItem::class);
+    }
+
+    /** @return HasMany<AttributeOption, $this> */
+    public function attributeOptions(): HasMany
+    {
+        return $this->hasMany(AttributeOption::class);
+    }
+
+    /** @return HasMany<Ticket, $this> */
+    public function tickets(): HasMany
+    {
+        return $this->hasMany(Ticket::class);
+    }
+
+    public function startsAt(?CarbonInterface $serviceDate, string $timezone): ?CarbonInterface
+    {
+        if ($this->type === ValidityTimeType::FixedWindow) {
+            return $this->fixed_starts_at;
+        }
+
+        return $this->atServiceDate($serviceDate, $this->start_time, $timezone);
+    }
+
+    public function expiresAt(?CarbonInterface $serviceDate, string $timezone): ?CarbonInterface
+    {
+        if ($this->type === ValidityTimeType::FixedWindow) {
+            return $this->fixed_expires_at;
+        }
+
+        return $this->atServiceDate($serviceDate, $this->end_time, $timezone);
+    }
+
+    private function atServiceDate(
+        ?CarbonInterface $serviceDate,
+        ?string $time,
+        string $timezone,
+    ): ?CarbonInterface {
+        if ($serviceDate === null || $time === null) {
+            return null;
+        }
+
+        return CarbonImmutable::parse(
+            $serviceDate->format('Y-m-d').' '.$time,
+            $timezone,
+        )->utc();
+    }
+}
diff --git a/app/Domains/Ticket/Services/TicketGeneratorService.php b/app/Domains/Ticket/Services/TicketGeneratorService.php
index 652c89d..d101119 100644
--- a/app/Domains/Ticket/Services/TicketGeneratorService.php
+++ b/app/Domains/Ticket/Services/TicketGeneratorService.php
@@ -5,8 +5,10 @@ namespace App\Domains\Ticket\Services;
 use App\Domains\Auth\Models\User;
 use App\Domains\Catalog\Models\CatalogItem;
 use App\Domains\Catalog\Models\Variant;
+use App\Domains\Ticket\Enums\ValidityTimeType;
 use App\Domains\Ticket\Exceptions\TicketGenerationException;
 use App\Domains\Ticket\Models\Ticket;
+use App\Domains\Ticket\Models\ValidityTime;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Str;
@@ -39,7 +41,8 @@ class TicketGeneratorService
                 $user,
             ): Ticket {
                 $item = $target['catalog_item'];
-                $selectedItem = $target['variant'] ?? $item;
+                $variant = $target['variant'];
+                $validityTime = $this->resolveValidityTime($item, $variant);
 
                 return Ticket::query()->create([
                     'tenant_code' => $item->tenant_code,
@@ -48,9 +51,11 @@ class TicketGeneratorService
                     'description' => (string) ($item->descripcion ?? ''),
                     'source_purchase_id' => $sourcePurchaseId,
                     'source_catalog_item_id' => $item->getKey(),
-                    'source_variant_id' => $target['variant']?->getKey(),
-                    'starts_at' => $selectedItem->getMinimumUseDate(),
-                    'expires_at' => $selectedItem->getMaximumUseDate(),
+                    'source_variant_id' => $variant?->getKey(),
+                    'validity_time_id' => $validityTime?->getKey(),
+                    'service_date' => $validityTime?->type === ValidityTimeType::ServiceDateWindow
+                        ? ($variant?->eventDate?->date ?? now($item->tenant->timezone)->toDateString())
+                        : null,
                     'used_at' => null,
                     'user_id' => $user->getKey(),
                 ]);
@@ -134,12 +139,37 @@ class TicketGeneratorService
             throw TicketGenerationException::ticketsDisabled($catalogItem);
         }
 
-        // TODO: Reactivar esta validación cuando los pagos con productos vencidos
-        // deban rechazarse nuevamente. Se deja deshabilitada temporalmente.
-        // $selectedItem = $variant ?? $catalogItem;
-        //
-        // if ($selectedItem->getMaximumUseDate()?->lessThanOrEqualTo(now())) {
-        //     throw TicketGenerationException::maximumUseDateReached($catalogItem);
-        // }
+    }
+
+    private function resolveValidityTime(
+        CatalogItem $catalogItem,
+        ?Variant $variant,
+    ): ?ValidityTime {
+        if ($catalogItem->validity_time_id !== null) {
+            return $catalogItem->validityTime;
+        }
+
+        if ($variant === null) {
+            return null;
+        }
+
+        $variant->loadMissing('definitions.itemAttribute.attribute.options.validityTime');
+
+        $validityTimes = $variant->definitions
+            ->map(function ($definition): ?ValidityTime {
+                $option = $definition->itemAttribute?->attribute?->options
+                    ->firstWhere('value', $definition->value);
+
+                return $option?->validityTime;
+            })
+            ->filter()
+            ->unique(fn (ValidityTime $validityTime): int => $validityTime->getKey())
+            ->values();
+
+        if ($validityTimes->count() > 1) {
+            throw TicketGenerationException::ambiguousValidityTime($catalogItem);
+        }
+
+        return $validityTimes->first();
     }
 }
diff --git a/database/migrations/2026_08_06_000000_add_timezone_to_tenants_table.php b/database/migrations/2026_08_06_000000_add_timezone_to_tenants_table.php
new file mode 100644
index 0000000..90c2cea
--- /dev/null
+++ b/database/migrations/2026_08_06_000000_add_timezone_to_tenants_table.php
@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('tenants', function (Blueprint $table): void {
+            $table->string('timezone')->default('UTC')->after('dominio');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('tenants', function (Blueprint $table): void {
+            $table->dropColumn('timezone');
+        });
+    }
+};
diff --git a/database/migrations/2026_08_06_000100_create_validity_times_table.php b/database/migrations/2026_08_06_000100_create_validity_times_table.php
new file mode 100644
index 0000000..9e23145
--- /dev/null
+++ b/database/migrations/2026_08_06_000100_create_validity_times_table.php
@@ -0,0 +1,27 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('validity_times', function (Blueprint $table): void {
+            $table->id();
+            $table->string('type');
+            $table->time('start_time')->nullable();
+            $table->time('end_time')->nullable();
+            $table->dateTime('fixed_starts_at')->nullable();
+            $table->dateTime('fixed_expires_at')->nullable();
+            $table->boolean('active')->default(true);
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('validity_times');
+    }
+};
diff --git a/database/migrations/2026_08_06_000200_add_validity_time_to_catalog_tables.php b/database/migrations/2026_08_06_000200_add_validity_time_to_catalog_tables.php
new file mode 100644
index 0000000..36833c7
--- /dev/null
+++ b/database/migrations/2026_08_06_000200_add_validity_time_to_catalog_tables.php
@@ -0,0 +1,40 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('catalog_items', function (Blueprint $table): void {
+            $table->foreignId('validity_time_id')
+                ->nullable()
+                ->after('has_tickets')
+                ->constrained('validity_times')
+                ->cascadeOnUpdate()
+                ->nullOnDelete();
+        });
+
+        Schema::table('attribute_options', function (Blueprint $table): void {
+            $table->foreignId('validity_time_id')
+                ->nullable()
+                ->after('attribute_id')
+                ->constrained('validity_times')
+                ->cascadeOnUpdate()
+                ->nullOnDelete();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('attribute_options', function (Blueprint $table): void {
+            $table->dropConstrainedForeignId('validity_time_id');
+        });
+
+        Schema::table('catalog_items', function (Blueprint $table): void {
+            $table->dropConstrainedForeignId('validity_time_id');
+        });
+    }
+};
diff --git a/database/migrations/2026_08_06_000300_add_validity_time_to_tickets_table.php b/database/migrations/2026_08_06_000300_add_validity_time_to_tickets_table.php
new file mode 100644
index 0000000..baefc37
--- /dev/null
+++ b/database/migrations/2026_08_06_000300_add_validity_time_to_tickets_table.php
@@ -0,0 +1,29 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('tickets', function (Blueprint $table): void {
+            $table->foreignId('validity_time_id')
+                ->nullable()
+                ->after('source_variant_id')
+                ->constrained('validity_times')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->date('service_date')->nullable()->after('validity_time_id');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('tickets', function (Blueprint $table): void {
+            $table->dropConstrainedForeignId('validity_time_id');
+            $table->dropColumn('service_date');
+        });
+    }
+};
diff --git a/database/migrations/2026_08_06_000400_remove_legacy_ticket_validity_columns.php b/database/migrations/2026_08_06_000400_remove_legacy_ticket_validity_columns.php
new file mode 100644
index 0000000..c46b51f
--- /dev/null
+++ b/database/migrations/2026_08_06_000400_remove_legacy_ticket_validity_columns.php
@@ -0,0 +1,93 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        $this->preserveFixedWindows(
+            'catalog_items',
+            'minimum_use_date',
+            'maximum_use_date',
+        );
+        $this->preserveFixedWindows('tickets', 'starts_at', 'expires_at');
+
+        Schema::table('tickets', function (Blueprint $table): void {
+            $table->dropColumn(['starts_at', 'expires_at']);
+        });
+
+        Schema::table('catalog_items', function (Blueprint $table): void {
+            $table->dropColumn(['minimum_use_date', 'maximum_use_date']);
+        });
+
+        Schema::table('variantes', function (Blueprint $table): void {
+            $table->dropColumn(['minimum_use_date', 'maximum_use_date']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('variantes', function (Blueprint $table): void {
+            $table->dateTime('minimum_use_date')->nullable();
+            $table->dateTime('maximum_use_date')->nullable();
+        });
+
+        Schema::table('catalog_items', function (Blueprint $table): void {
+            $table->dateTime('minimum_use_date')->nullable();
+            $table->dateTime('maximum_use_date')->nullable();
+        });
+
+        Schema::table('tickets', function (Blueprint $table): void {
+            $table->dateTime('starts_at')->nullable();
+            $table->dateTime('expires_at')->nullable();
+        });
+    }
+
+    private function preserveFixedWindows(
+        string $table,
+        string $startsAtColumn,
+        string $expiresAtColumn,
+    ): void {
+        DB::table($table)
+            ->whereNull('validity_time_id')
+            ->where(function ($query) use ($startsAtColumn, $expiresAtColumn): void {
+                $query->whereNotNull($startsAtColumn)
+                    ->orWhereNotNull($expiresAtColumn);
+            })
+            ->select([$startsAtColumn, $expiresAtColumn])
+            ->distinct()
+            ->get()
+            ->each(function ($window) use ($table, $startsAtColumn, $expiresAtColumn): void {
+                $startsAt = $window->{$startsAtColumn};
+                $expiresAt = $window->{$expiresAtColumn};
+                $validityTimeId = DB::table('validity_times')->insertGetId([
+                    'type' => 'fixed_window',
+                    'start_time' => null,
+                    'end_time' => null,
+                    'fixed_starts_at' => $startsAt,
+                    'fixed_expires_at' => $expiresAt,
+                    'active' => true,
+                    'created_at' => now(),
+                    'updated_at' => now(),
+                ]);
+
+                DB::table($table)
+                    ->whereNull('validity_time_id')
+                    ->when(
+                        $startsAt === null,
+                        fn ($query) => $query->whereNull($startsAtColumn),
+                        fn ($query) => $query->where($startsAtColumn, $startsAt),
+                    )
+                    ->when(
+                        $expiresAt === null,
+                        fn ($query) => $query->whereNull($expiresAtColumn),
+                        fn ($query) => $query->where($expiresAtColumn, $expiresAt),
+                    )
+                    ->update(['validity_time_id' => $validityTimeId]);
+            });
+    }
+};
diff --git a/database/seeders/FiestaFutbolInfantilProductSeeder.php b/database/seeders/FiestaFutbolInfantilProductSeeder.php
index 6a947ba..5070b91 100644
--- a/database/seeders/FiestaFutbolInfantilProductSeeder.php
+++ b/database/seeders/FiestaFutbolInfantilProductSeeder.php
@@ -14,6 +14,8 @@ use App\Domains\Catalog\Models\FeaturedGroup;
 use App\Domains\Catalog\Services\CatalogService;
 use App\Domains\Event\Models\Event;
 use App\Domains\Tenant\Models\Tenant;
+use App\Domains\Ticket\Enums\ValidityTimeType;
+use App\Domains\Ticket\Models\ValidityTime;
 use Illuminate\Database\Seeder;
 use RuntimeException;
 
@@ -79,6 +81,11 @@ class FiestaFutbolInfantilProductSeeder extends Seeder
         $dates = $eventDates->keys()->all();
         $minimumUseDate = $dates[0].' 00:00:00';
         $maximumUseDate = $dates[array_key_last($dates)].' 23:59:59';
+        $eventValidityTime = ValidityTime::query()->firstOrCreate([
+            'type' => ValidityTimeType::FixedWindow,
+            'fixed_starts_at' => $minimumUseDate,
+            'fixed_expires_at' => $maximumUseDate,
+        ]);
 
         $generalAdmission = $this->catalogService->create([
             'tenant_code' => $tenant->codigo,
@@ -91,8 +98,7 @@ class FiestaFutbolInfantilProductSeeder extends Seeder
             'precio' => 10000,
             'inventory_policy' => InventoryPolicy::Unlimited->value,
             'has_tickets' => true,
-            'minimum_use_date' => $minimumUseDate,
-            'maximum_use_date' => $maximumUseDate,
+            'validity_time_id' => $eventValidityTime->id,
             'variants' => array_map(
                 fn (string $date): array => [
                     'real_stock' => 0,
@@ -120,8 +126,7 @@ class FiestaFutbolInfantilProductSeeder extends Seeder
                 'descripcion' => $item['descripcion'] ?? $item['nombre'],
                 'inventory_policy' => InventoryPolicy::Unlimited->value,
                 'real_stock' => 0,
-                'minimum_use_date' => $minimumUseDate,
-                'maximum_use_date' => $maximumUseDate,
+                'validity_time_id' => $eventValidityTime->id,
                 ...$item,
             ]);
         }
diff --git a/tests/Feature/Catalog/CatalogItemControllerTest.php b/tests/Feature/Catalog/CatalogItemControllerTest.php
index 76d5190..48eb7d1 100644
--- a/tests/Feature/Catalog/CatalogItemControllerTest.php
+++ b/tests/Feature/Catalog/CatalogItemControllerTest.php
@@ -32,14 +32,11 @@ class CatalogItemControllerTest extends TestCase
             'slug' => 'shirt',
             'nombre' => 'Shirt',
             'precio' => 100,
-            'minimum_use_date' => '2026-08-01 09:00:00',
-            'maximum_use_date' => '2026-08-31 18:00:00',
             'attribute_codes' => [$attribute->codigo],
             'images' => [$image, $image],
             'variants' => [
                 [
                     'real_stock' => 5,
-                    'maximum_use_date' => '2026-08-15 18:00:00',
                     'values' => ['size' => 'M'],
                     'images' => [$image],
                 ],
@@ -51,20 +48,7 @@ class CatalogItemControllerTest extends TestCase
             ->assertJsonPath('data.nombre', 'Shirt')
             ->assertJsonCount(2, 'data.images')
             ->assertJsonCount(1, 'data.variants')
-            ->assertJsonCount(1, 'data.variants.0.images')
-            ->assertJsonPath('data.variants.0.minimum_use_date', null)
-            ->assertJsonPath(
-                'data.variants.0.maximum_use_date',
-                fn (string $value): bool => str_starts_with($value, '2026-08-15T18:00:00'),
-            )
-            ->assertJsonPath(
-                'data.variants.0.effective_minimum_use_date',
-                fn (string $value): bool => str_starts_with($value, '2026-08-01T09:00:00'),
-            )
-            ->assertJsonPath(
-                'data.variants.0.effective_maximum_use_date',
-                fn (string $value): bool => str_starts_with($value, '2026-08-15T18:00:00'),
-            );
+            ->assertJsonCount(1, 'data.variants.0.images');
 
         $item = CatalogItem::query()->where('slug', 'shirt')->firstOrFail();
         $variant = $item->variants()->firstOrFail();
diff --git a/tests/Feature/Catalog/CatalogSchemaTest.php b/tests/Feature/Catalog/CatalogSchemaTest.php
index f561360..c888f6d 100644
--- a/tests/Feature/Catalog/CatalogSchemaTest.php
+++ b/tests/Feature/Catalog/CatalogSchemaTest.php
@@ -44,8 +44,7 @@ class CatalogSchemaTest extends TestCase
             'precio',
             'inventory_policy',
             'has_tickets',
-            'maximum_use_date',
-            'minimum_use_date',
+            'validity_time_id',
         ], Schema::getColumnListing('catalog_items'));
     }
 
@@ -183,8 +182,6 @@ class CatalogSchemaTest extends TestCase
     {
         $this->assertTrue(Schema::hasColumns('variantes', [
             'event_date_id',
-            'minimum_use_date',
-            'maximum_use_date',
         ]));
     }
 
diff --git a/tests/Feature/Catalog/CatalogServiceTest.php b/tests/Feature/Catalog/CatalogServiceTest.php
index bc1c211..5215b8f 100644
--- a/tests/Feature/Catalog/CatalogServiceTest.php
+++ b/tests/Feature/Catalog/CatalogServiceTest.php
@@ -13,7 +13,6 @@ use App\Domains\Catalog\Services\CatalogService;
 use App\Domains\Shared\Enums\FieldType;
 use App\Domains\Tenant\Models\Tenant;
 use Illuminate\Foundation\Testing\RefreshDatabase;
-use Illuminate\Support\Carbon;
 use Illuminate\Validation\ValidationException;
 use Tests\TestCase;
 
@@ -94,73 +93,6 @@ class CatalogServiceTest extends TestCase
         }
     }
 
-    public function test_variant_use_dates_override_or_inherit_catalog_item_dates(): void
-    {
-        $attribute = $this->createAttribute('day');
-        $itemMinimum = Carbon::parse('2026-08-01 09:00:00');
-        $itemMaximum = Carbon::parse('2026-08-31 18:00:00');
-        $variantMaximum = Carbon::parse('2026-08-15 18:00:00');
-
-        $item = $this->service->create([
-            'tenant_code' => $this->tenant->codigo,
-            'slug' => 'dated-variants',
-            'nombre' => 'Dated variants',
-            'precio' => 100,
-            'minimum_use_date' => $itemMinimum,
-            'maximum_use_date' => $itemMaximum,
-            'attribute_codes' => [$attribute->codigo],
-            'variants' => [
-                [
-                    'real_stock' => 5,
-                    'maximum_use_date' => $variantMaximum,
-                    'values' => [$attribute->codigo => 'Saturday'],
-                ],
-            ],
-        ]);
-
-        $variant = $item->variants->firstOrFail();
-
-        $this->assertNull($variant->minimum_use_date);
-        $this->assertTrue($variant->maximum_use_date->equalTo($variantMaximum));
-        $this->assertTrue($variant->getMinimumUseDate()->equalTo($itemMinimum));
-        $this->assertTrue($variant->getMaximumUseDate()->equalTo($variantMaximum));
-    }
-
-    public function test_it_rejects_an_invalid_effective_variant_use_date_range(): void
-    {
-        $attribute = $this->createAttribute('day');
-
-        try {
-            $this->service->create([
-                'tenant_code' => $this->tenant->codigo,
-                'slug' => 'invalid-dated-variant',
-                'nombre' => 'Invalid dated variant',
-                'precio' => 100,
-                'minimum_use_date' => '2026-08-10 09:00:00',
-                'maximum_use_date' => '2026-08-31 18:00:00',
-                'attribute_codes' => [$attribute->codigo],
-                'variants' => [
-                    [
-                        'real_stock' => 5,
-                        'maximum_use_date' => '2026-08-09 18:00:00',
-                        'values' => [$attribute->codigo => 'Saturday'],
-                    ],
-                ],
-            ]);
-
-            $this->fail('A validation exception was not thrown.');
-        } catch (ValidationException $exception) {
-            $this->assertArrayHasKey(
-                'variants.0.maximum_use_date',
-                $exception->errors(),
-            );
-        }
-
-        $this->assertDatabaseMissing('catalog_items', [
-            'slug' => 'invalid-dated-variant',
-        ]);
-    }
-
     public function test_it_rejects_direct_inventory_together_with_variants(): void
     {
         $attribute = $this->createAttribute('size');
diff --git a/tests/Feature/Integration/TelepagosWebhookTest.php b/tests/Feature/Integration/TelepagosWebhookTest.php
index ba3bcb5..7fd1162 100644
--- a/tests/Feature/Integration/TelepagosWebhookTest.php
+++ b/tests/Feature/Integration/TelepagosWebhookTest.php
@@ -259,7 +259,7 @@ class TelepagosWebhookTest extends TestCase
         ]);
     }
 
-    public function test_webhook_confirms_a_purchase_when_its_ticket_use_date_has_ended(): void
+    public function test_webhook_confirms_a_purchase_with_tickets_enabled(): void
     {
         $tenant = $this->createTenant('expired-ticket', 'Expired Ticket', 'expired-ticket.com.ar');
         $this->configureTelepagosIntegration($tenant);
@@ -267,7 +267,6 @@ class TelepagosWebhookTest extends TestCase
         $variant = $this->createVariantForTenant('expired-ticket', 1, '50.00');
         $variant->catalogItem->update([
             'has_tickets' => true,
-            'maximum_use_date' => now()->subMinute(),
         ]);
         $purchase = $this->createPendingTransferPurchase(
             $tenant,
diff --git a/tests/Feature/Seeders/FiestaFutbolInfantilProductSeederTest.php b/tests/Feature/Seeders/FiestaFutbolInfantilProductSeederTest.php
index 8eb8c1e..57e71c9 100644
--- a/tests/Feature/Seeders/FiestaFutbolInfantilProductSeederTest.php
+++ b/tests/Feature/Seeders/FiestaFutbolInfantilProductSeederTest.php
@@ -95,22 +95,8 @@ class FiestaFutbolInfantilProductSeederTest extends TestCase
                 ->map(fn ($variant) => $variant->eventDate->date->format('Y-m-d'))
                 ->all()
         );
-        $this->assertSame(
-            [
-                ['2026-10-09 00:00:00', '2026-10-09 23:59:59'],
-                ['2026-10-10 00:00:00', '2026-10-10 23:59:59'],
-                ['2026-10-11 00:00:00', '2026-10-11 23:59:59'],
-                ['2026-10-12 00:00:00', '2026-10-12 23:59:59'],
-            ],
-            $generalAdmission->variants
-                ->sortBy(fn ($variant) => $variant->eventDate->date)
-                ->map(fn ($variant): array => [
-                    $variant->getMinimumUseDate()->format('Y-m-d H:i:s'),
-                    $variant->getMaximumUseDate()->format('Y-m-d H:i:s'),
-                ])
-                ->values()
-                ->all()
-        );
+        $this->assertSame('2026-10-09 00:00:00', $generalAdmission->validityTime->fixed_starts_at->format('Y-m-d H:i:s'));
+        $this->assertSame('2026-10-12 23:59:59', $generalAdmission->validityTime->fixed_expires_at->format('Y-m-d H:i:s'));
 
         $standardItems = CatalogItem::query()
             ->where('tenant_code', $tenant->codigo)
@@ -122,11 +108,11 @@ class FiestaFutbolInfantilProductSeederTest extends TestCase
             $this->assertSame($event->id, $standardItem->event_id);
             $this->assertSame(
                 '2026-10-09 00:00:00',
-                $standardItem->minimum_use_date->format('Y-m-d H:i:s'),
+                $standardItem->validityTime->fixed_starts_at->format('Y-m-d H:i:s'),
             );
             $this->assertSame(
                 '2026-10-12 23:59:59',
-                $standardItem->maximum_use_date->format('Y-m-d H:i:s'),
+                $standardItem->validityTime->fixed_expires_at->format('Y-m-d H:i:s'),
             );
         }
 
diff --git a/tests/Feature/Ticket/TicketGeneratorServiceTest.php b/tests/Feature/Ticket/TicketGeneratorServiceTest.php
index af886ed..0afb3e2 100644
--- a/tests/Feature/Ticket/TicketGeneratorServiceTest.php
+++ b/tests/Feature/Ticket/TicketGeneratorServiceTest.php
@@ -51,11 +51,7 @@ class TicketGeneratorServiceTest extends TestCase
 
     public function test_it_generates_tickets_from_a_standard_catalog_item(): void
     {
-        $item = $this->createTicketableItem(
-            'single-day',
-            now()->subHour(),
-            now()->addDay(),
-        );
+        $item = $this->createTicketableItem('single-day');
 
         $tickets = $this->service->generate($item, $this->user, 2);
 
@@ -68,8 +64,8 @@ class TicketGeneratorServiceTest extends TestCase
             $this->assertSame($item->descripcion, $ticket->description);
             $this->assertSame($item->id, $ticket->source_catalog_item_id);
             $this->assertNull($ticket->source_variant_id);
-            $this->assertTrue($ticket->starts_at->equalTo($item->minimum_use_date));
-            $this->assertTrue($ticket->expires_at->equalTo($item->maximum_use_date));
+            $this->assertNull($ticket->validity_time_id);
+            $this->assertNull($ticket->service_date);
         }
     }
 
@@ -84,41 +80,10 @@ class TicketGeneratorServiceTest extends TestCase
         $this->service->generate($item->fresh(), $this->user);
     }
 
-    public function test_it_generates_a_ticket_when_its_maximum_use_date_was_reached(): void
-    {
-        $item = $this->createTicketableItem('expired', maximumUseDate: now());
-
-        $tickets = $this->service->generate($item, $this->user);
-
-        $this->assertCount(1, $tickets);
-        $this->assertTrue($tickets->first()->expires_at->equalTo($item->maximum_use_date));
-    }
-
-    public function test_variant_dates_override_and_inherit_catalog_item_dates(): void
-    {
-        $item = $this->createTicketableItem(
-            'variant-dates',
-            now()->subDay(),
-            now()->addMonth(),
-        );
-        $inventory = Inventory::query()->create();
-        $variant = $item->variants()->create([
-            'inventory_id' => $inventory->id,
-            'maximum_use_date' => now()->addWeek(),
-        ]);
-
-        $ticket = $this->service
-            ->generate($item, $this->user, sourceVariantId: $variant->id)
-            ->firstOrFail();
-
-        $this->assertTrue($ticket->starts_at->equalTo($item->minimum_use_date));
-        $this->assertTrue($ticket->expires_at->equalTo($variant->maximum_use_date));
-    }
-
     public function test_it_generates_tickets_for_every_bundle_component_and_quantity(): void
     {
-        $first = $this->createTicketableItem('first', maximumUseDate: now()->addDay());
-        $second = $this->createTicketableItem('second', maximumUseDate: now()->addDays(2));
+        $first = $this->createTicketableItem('first');
+        $second = $this->createTicketableItem('second');
         $bundle = $this->createBundle('bundle');
         $bundle->bundleComponents()->createMany([
             ['component_catalog_item_id' => $first->id, 'quantity' => 2],
@@ -134,18 +99,12 @@ class TicketGeneratorServiceTest extends TestCase
         $this->assertCount(2, $tickets->where('name', $second->nombre));
     }
 
-    public function test_bundle_component_uses_its_variant_dates(): void
+    public function test_bundle_component_preserves_its_source_variant(): void
     {
-        $component = $this->createTicketableItem(
-            'variant-component',
-            now()->subDay(),
-            now()->addMonth(),
-        );
+        $component = $this->createTicketableItem('variant-component');
         $inventory = Inventory::query()->create();
         $variant = $component->variants()->create([
             'inventory_id' => $inventory->id,
-            'minimum_use_date' => now()->addDay(),
-            'maximum_use_date' => now()->addWeek(),
         ]);
         $bundle = $this->createBundle('variant-bundle');
         $bundle->bundleComponents()->create([
@@ -160,8 +119,6 @@ class TicketGeneratorServiceTest extends TestCase
 
         $this->assertSame($component->id, $ticket->source_catalog_item_id);
         $this->assertSame($variant->id, $ticket->source_variant_id);
-        $this->assertTrue($ticket->starts_at->equalTo($variant->minimum_use_date));
-        $this->assertTrue($ticket->expires_at->equalTo($variant->maximum_use_date));
     }
 
     public function test_bundle_generation_is_rolled_back_when_a_component_is_invalid(): void
@@ -244,9 +201,9 @@ class TicketGeneratorServiceTest extends TestCase
             ->assertJsonPath('data.has_generated_tickets', false);
     }
 
-    public function test_paid_status_is_confirmed_when_ticket_maximum_use_date_was_reached(): void
+    public function test_paid_status_is_confirmed_when_ticket_is_generated(): void
     {
-        $item = $this->createTicketableItem('expired-paid-ticket', maximumUseDate: now());
+        $item = $this->createTicketableItem('paid-ticket');
         $purchase = $this->createPurchase($item, 1);
 
         $purchase->markAsPaid();
@@ -258,11 +215,8 @@ class TicketGeneratorServiceTest extends TestCase
         ]);
     }
 
-    private function createTicketableItem(
-        string $slug,
-        mixed $minimumUseDate = null,
-        mixed $maximumUseDate = null,
-    ): CatalogItem {
+    private function createTicketableItem(string $slug): CatalogItem
+    {
         return CatalogItem::query()->create([
             'tenant_code' => $this->tenant->codigo,
             'slug' => $slug,
@@ -270,8 +224,6 @@ class TicketGeneratorServiceTest extends TestCase
             'descripcion' => "Descripción de {$slug}",
             'precio' => 10,
             'has_tickets' => true,
-            'minimum_use_date' => $minimumUseDate,
-            'maximum_use_date' => $maximumUseDate,
         ]);
     }
 
diff --git a/tests/Feature/Ticket/TicketValiditySchemaTest.php b/tests/Feature/Ticket/TicketValiditySchemaTest.php
new file mode 100644
index 0000000..92ea84d
--- /dev/null
+++ b/tests/Feature/Ticket/TicketValiditySchemaTest.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Tests\Feature\Ticket;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Schema;
+use Tests\TestCase;
+
+class TicketValiditySchemaTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_ticket_validity_time_schema_is_available(): void
+    {
+        $this->assertEqualsCanonicalizing([
+            'id',
+            'type',
+            'start_time',
+            'end_time',
+            'fixed_starts_at',
+            'fixed_expires_at',
+            'active',
+            'created_at',
+            'updated_at',
+        ], Schema::getColumnListing('validity_times'));
+
+        $this->assertTrue(Schema::hasColumns('tickets', [
+            'validity_time_id',
+            'service_date',
+        ]));
+        $this->assertFalse(Schema::hasColumn('tickets', 'starts_at'));
+        $this->assertFalse(Schema::hasColumn('tickets', 'expires_at'));
+
+        $this->assertTrue(Schema::hasColumn('catalog_items', 'validity_time_id'));
+        $this->assertFalse(Schema::hasColumn('catalog_items', 'minimum_use_date'));
+        $this->assertFalse(Schema::hasColumn('catalog_items', 'maximum_use_date'));
+        $this->assertTrue(Schema::hasColumn('attribute_options', 'validity_time_id'));
+        $this->assertFalse(Schema::hasColumn('variantes', 'minimum_use_date'));
+        $this->assertFalse(Schema::hasColumn('variantes', 'maximum_use_date'));
+
+        $this->assertTrue(Schema::hasColumn('tenants', 'timezone'));
+    }
+}
diff --git a/tests/Unit/Catalog/CatalogModelsTest.php b/tests/Unit/Catalog/CatalogModelsTest.php
index 95f8cc7..5e51a85 100644
--- a/tests/Unit/Catalog/CatalogModelsTest.php
+++ b/tests/Unit/Catalog/CatalogModelsTest.php
@@ -27,7 +27,6 @@ use App\Domains\Shared\Enums\FieldType;
 use App\Domains\Tenant\Models\Tenant;
 use App\Domains\Ticket\Models\Ticket;
 use Illuminate\Database\Eloquent\Collection as EloquentCollection;
-use Illuminate\Support\Carbon;
 use Tests\TestCase;
 
 class CatalogModelsTest extends TestCase
@@ -160,24 +159,6 @@ class CatalogModelsTest extends TestCase
         $this->assertSame('catalog_items_attachments', $variant->attachments()->getTable());
     }
 
-    public function test_variant_use_dates_override_or_inherit_catalog_item_dates(): void
-    {
-        $item = new CatalogItem;
-        $item->minimum_use_date = Carbon::parse('2026-08-01 09:00:00');
-        $item->maximum_use_date = Carbon::parse('2026-08-31 18:00:00');
-
-        $variant = new Variant;
-        $variant->maximum_use_date = Carbon::parse('2026-08-15 18:00:00');
-        $variant->setRelation('catalogItem', $item);
-
-        $this->assertTrue(
-            $variant->getMinimumUseDate()->equalTo($item->minimum_use_date),
-        );
-        $this->assertTrue(
-            $variant->getMaximumUseDate()->equalTo($variant->maximum_use_date),
-        );
-    }
-
     public function test_event_date_identifies_a_variant_without_catalog_attributes(): void
     {
         $item = new CatalogItem;
@@ -189,15 +170,12 @@ class CatalogModelsTest extends TestCase
         $eventDate->time_end = '18:00:00';
 
         $variant = new Variant;
-        $variant->minimum_use_date = Carbon::parse('2026-10-09 08:00:00');
-        $variant->maximum_use_date = Carbon::parse('2026-10-09 20:00:00');
         $variant->setRelation('catalogItem', $item);
         $variant->setRelation('eventDate', $eventDate);
         $variant->setRelation('definitions', new EloquentCollection);
 
         $this->assertSame('Entrada General', $variant->getName());
-        $this->assertSame('2026-10-09 09:00:00', $variant->getMinimumUseDate()->format('Y-m-d H:i:s'));
-        $this->assertSame('2026-10-09 18:00:00', $variant->getMaximumUseDate()->format('Y-m-d H:i:s'));
+        $this->assertSame('2026-10-09', $variant->eventDate->date->format('Y-m-d'));
     }
 
     public function test_inventory_maps_stock_without_a_polymorphic_owner(): void
diff --git a/tests/Unit/Ticket/TicketTest.php b/tests/Unit/Ticket/TicketTest.php
index d4a3958..029d90f 100644
--- a/tests/Unit/Ticket/TicketTest.php
+++ b/tests/Unit/Ticket/TicketTest.php
@@ -5,9 +5,10 @@ namespace Tests\Unit\Ticket;
 use App\Domains\Auth\Models\User;
 use App\Domains\Catalog\Models\CatalogItem;
 use App\Domains\Catalog\Models\Variant;
-use App\Domains\Event\Models\EventDate;
 use App\Domains\Tenant\Models\Tenant;
+use App\Domains\Ticket\Enums\ValidityTimeType;
 use App\Domains\Ticket\Models\Ticket;
+use App\Domains\Ticket\Models\ValidityTime;
 use Illuminate\Support\Carbon;
 use Tests\TestCase;
 
@@ -20,14 +21,14 @@ class TicketTest extends TestCase
         parent::tearDown();
     }
 
-    public function test_it_maps_its_dates_and_relations(): void
+    public function test_it_maps_its_fields_and_relations(): void
     {
         $ticket = new Ticket;
         $ticket->setRawAttributes([
             'source_catalog_item_id' => '20',
             'source_variant_id' => '30',
-            'starts_at' => '2026-07-21 10:00:00',
-            'expires_at' => '2026-07-22 10:00:00',
+            'validity_time_id' => '40',
+            'service_date' => '2026-07-21',
             'used_at' => null,
             'scanner_user_id' => '15',
             'user_id' => '10',
@@ -37,8 +38,8 @@ class TicketTest extends TestCase
         $this->assertFalse($ticket->usesTimestamps());
         $this->assertSame(20, $ticket->source_catalog_item_id);
         $this->assertSame(30, $ticket->source_variant_id);
-        $this->assertInstanceOf(Carbon::class, $ticket->starts_at);
-        $this->assertInstanceOf(Carbon::class, $ticket->expires_at);
+        $this->assertSame(40, $ticket->validity_time_id);
+        $this->assertInstanceOf(Carbon::class, $ticket->service_date);
         $this->assertNull($ticket->used_at);
         $this->assertSame(15, $ticket->scanner_user_id);
         $this->assertSame(10, $ticket->user_id);
@@ -47,105 +48,74 @@ class TicketTest extends TestCase
         $this->assertInstanceOf(User::class, $ticket->scannerUser()->getRelated());
         $this->assertInstanceOf(CatalogItem::class, $ticket->sourceCatalogItem()->getRelated());
         $this->assertInstanceOf(Variant::class, $ticket->sourceVariant()->getRelated());
+        $this->assertInstanceOf(ValidityTime::class, $ticket->validityTime()->getRelated());
     }
 
-    public function test_unused_ticket_without_date_restrictions_is_valid(): void
+    public function test_unused_ticket_without_validity_time_is_valid(): void
     {
         $this->assertTrue((new Ticket)->isValid());
     }
 
-    public function test_ticket_is_invalid_before_its_start_date(): void
+    public function test_fixed_window_controls_ticket_validity(): void
     {
         Carbon::setTestNow('2026-07-21 10:00:00');
-        $ticket = new Ticket(['starts_at' => now()->addSecond()]);
+        $ticket = $this->ticketWithValidityTime(new ValidityTime([
+            'type' => ValidityTimeType::FixedWindow,
+            'fixed_starts_at' => now()->subHour(),
+            'fixed_expires_at' => now()->addHour(),
+        ]));
 
-        $this->assertFalse($ticket->isValid());
+        $this->assertTrue($ticket->isValid());
+        $this->assertFalse($ticket->is_expired);
     }
 
-    public function test_ticket_is_valid_when_its_start_date_is_reached(): void
+    public function test_service_date_window_is_resolved_in_tenant_timezone(): void
     {
-        Carbon::setTestNow('2026-07-21 10:00:00');
-        $ticket = new Ticket(['starts_at' => now()]);
+        Carbon::setTestNow('2026-07-21 14:00:00');
+        $ticket = new Ticket(['service_date' => '2026-07-21']);
+        $ticket->setRelation('validityTime', new ValidityTime([
+            'type' => ValidityTimeType::ServiceDateWindow,
+            'start_time' => '10:00:00',
+            'end_time' => '12:00:00',
+        ]));
+        $ticket->setRelation('tenant', new Tenant(['timezone' => 'America/Argentina/Buenos_Aires']));
 
+        $this->assertSame('2026-07-21 13:00:00', $ticket->getEffectiveStartsAt()->format('Y-m-d H:i:s'));
+        $this->assertSame('2026-07-21 15:00:00', $ticket->getEffectiveExpiresAt()->format('Y-m-d H:i:s'));
         $this->assertTrue($ticket->isValid());
     }
 
-    public function test_ticket_is_invalid_when_it_expires(): void
+    public function test_ticket_is_invalid_when_validity_time_expires(): void
     {
         Carbon::setTestNow('2026-07-21 10:00:00');
-        $ticket = new Ticket(['expires_at' => now()]);
+        $ticket = $this->ticketWithValidityTime(new ValidityTime([
+            'type' => ValidityTimeType::FixedWindow,
+            'fixed_expires_at' => now(),
+        ]));
 
         $this->assertFalse($ticket->isValid());
-    }
-
-    public function test_used_ticket_is_invalid(): void
-    {
-        $ticket = new Ticket(['used_at' => now()->subSecond()]);
-
-        $this->assertFalse($ticket->isValid());
-    }
-
-    public function test_it_appends_computed_status_fields(): void
-    {
-        Carbon::setTestNow('2026-07-21 10:00:00');
-        $ticket = new Ticket([
-            'starts_at' => now()->subHour(),
-            'expires_at' => now()->addHour(),
-        ]);
-
-        $attributes = $ticket->toArray();
-
-        $this->assertTrue($attributes['is_valid']);
-        $this->assertFalse($attributes['is_expired']);
-        $this->assertFalse($attributes['is_used']);
-    }
-
-    public function test_unused_ticket_is_expired_when_its_expiration_date_is_reached(): void
-    {
-        Carbon::setTestNow('2026-07-21 10:00:00');
-        $ticket = new Ticket(['expires_at' => now()]);
-
-        $this->assertFalse($ticket->is_valid);
         $this->assertTrue($ticket->is_expired);
-        $this->assertFalse($ticket->is_used);
     }
 
-    public function test_used_ticket_is_not_reported_as_expired(): void
+    public function test_used_ticket_is_invalid_and_not_reported_as_expired(): void
     {
-        Carbon::setTestNow('2026-07-21 10:00:00');
-        $ticket = new Ticket([
-            'expires_at' => now()->subHour(),
-            'used_at' => now()->subDay(),
-        ]);
+        $ticket = $this->ticketWithValidityTime(new ValidityTime([
+            'type' => ValidityTimeType::FixedWindow,
+            'fixed_expires_at' => now()->subHour(),
+        ]));
+        $ticket->used_at = now()->subMinute();
 
         $this->assertFalse($ticket->is_valid);
         $this->assertFalse($ticket->is_expired);
         $this->assertTrue($ticket->is_used);
     }
 
-    public function test_event_date_has_priority_over_ticket_and_variant_dates(): void
+    private function ticketWithValidityTime(ValidityTime $validityTime): Ticket
     {
-        Carbon::setTestNow('2026-10-09 19:00:00');
+        $ticket = new Ticket;
+        $ticket->setRelation('validityTime', $validityTime);
+        $ticket->setRelation('tenant', new Tenant(['timezone' => 'UTC']));
 
-        $eventDate = new EventDate;
-        $eventDate->date = '2026-10-09';
-        $eventDate->time_start = '09:00:00';
-        $eventDate->time_end = '18:00:00';
-
-        $variant = new Variant;
-        $variant->minimum_use_date = Carbon::parse('2026-10-09 08:00:00');
-        $variant->maximum_use_date = Carbon::parse('2026-10-09 22:00:00');
-        $variant->setRelation('eventDate', $eventDate);
-
-        $ticket = new Ticket([
-            'starts_at' => Carbon::parse('2026-10-09 07:00:00'),
-            'expires_at' => Carbon::parse('2026-10-10 23:59:59'),
-        ]);
-        $ticket->setRelation('sourceVariant', $variant);
-
-        $this->assertSame('2026-10-09 09:00:00', $ticket->getEffectiveStartsAt()->format('Y-m-d H:i:s'));
-        $this->assertSame('2026-10-09 18:00:00', $ticket->getEffectiveExpiresAt()->format('Y-m-d H:i:s'));
-        $this->assertFalse($ticket->isValid());
-        $this->assertTrue($ticket->is_expired);
+        return $ticket;
     }
 }
diff --git a/tests/Unit/Ticket/ValidityTimeTest.php b/tests/Unit/Ticket/ValidityTimeTest.php
new file mode 100644
index 0000000..90cdf2b
--- /dev/null
+++ b/tests/Unit/Ticket/ValidityTimeTest.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace Tests\Unit\Ticket;
+
+use App\Domains\Catalog\Models\AttributeOption;
+use App\Domains\Catalog\Models\CatalogItem;
+use App\Domains\Ticket\Enums\ValidityTimeType;
+use App\Domains\Ticket\Models\Ticket;
+use App\Domains\Ticket\Models\ValidityTime;
+use Illuminate\Support\Carbon;
+use Tests\TestCase;
+
+class ValidityTimeTest extends TestCase
+{
+    public function test_it_casts_its_type_dates_and_flags(): void
+    {
+        $validityTime = new ValidityTime;
+        $validityTime->setRawAttributes([
+            'type' => ValidityTimeType::FixedWindow->value,
+            'fixed_starts_at' => '2026-08-20 10:00:00',
+            'fixed_expires_at' => '2026-08-21 02:00:00',
+            'active' => '1',
+        ]);
+
+        $this->assertSame(ValidityTimeType::FixedWindow, $validityTime->type);
+        $this->assertInstanceOf(Carbon::class, $validityTime->fixed_starts_at);
+        $this->assertInstanceOf(Carbon::class, $validityTime->fixed_expires_at);
+        $this->assertTrue($validityTime->active);
+        $this->assertInstanceOf(CatalogItem::class, $validityTime->catalogItems()->getRelated());
+        $this->assertInstanceOf(AttributeOption::class, $validityTime->attributeOptions()->getRelated());
+        $this->assertInstanceOf(Ticket::class, $validityTime->tickets()->getRelated());
+    }
+
+    public function test_it_exposes_supported_type_values(): void
+    {
+        $this->assertSame([
+            'service_date_window',
+            'fixed_window',
+        ], ValidityTimeType::values());
+    }
+}