diff --git a/project/src/modules/pos/application/create-pos-sale.ts b/project/src/modules/pos/application/create-pos-sale.ts
index 7012d94..cc574d5 100644
--- a/project/src/modules/pos/application/create-pos-sale.ts
+++ b/project/src/modules/pos/application/create-pos-sale.ts
@@ -174,8 +174,6 @@ export class CreatePosSaleUseCase {
         throw new AppError(400, 'POS_EMPTY_CART', 'El carrito está vacío');
 
       const lineDiscountsEnabled = session.terminal_settings?.lineDiscountsEnabled !== false;
-      // POS-FIX-12: physical TPV (cashier) trusts real stock — skip inventory check
-      const selfpayMode = session.terminal_settings?.selfpayMode === true;
       let subtotalCents = 0;
       let discountCents = 0;
       let taxCents = 0;
@@ -242,22 +240,15 @@ export class CreatePosSaleUseCase {
             'Los descuentos están desactivados en este terminal',
           );
         }
-        const stock = await client.query<{ available: number }>(
+        // POS-FIX-12: TPV does not block on inventory_stock.
+        // Items are scanned physically (real stock). inventory_movements still records the sale,
+        // but inventory_stock.available is allowed to drift and may go negative.
+        await client.query(
           `SELECT available FROM inventory_stock
             WHERE variant_id = $1 AND store_id = $2
             FOR UPDATE`,
           [catalog.variant_id, session.store_id],
         );
-        const availableStock = Number(stock.rows[0]?.available ?? 0);
-        // POS-FIX-12: only selfpay terminals validate against inventory_stock.
-        // Physical (cashier) TPV trusts real stock — the count is allowed to drift.
-        if (selfpayMode && availableStock < inputItem.quantity) {
-          throw new AppError(
-            409,
-            'POS_STOCK_UNAVAILABLE',
-            `Stock insuficiente para ${catalog.name}`,
-          );
-        }
         const netUnitPriceCents =
           catalog.offer_cents === null
             ? Number(catalog.net_unit_amount_cents)