diff --git a/external/billing/billing_client.py b/external/billing/billing_client.py
index 3dbf904..24887bf 100644
--- a/external/billing/billing_client.py
+++ b/external/billing/billing_client.py
@@ -21,6 +21,11 @@ class BillingClient:
         response = await self._method('POST', '/create', json=json_data)
         return CreateBillingResponseSchema.model_validate(response)
 
+    async def delete(self, request: DeleteBillRequestSchema) -> DeleteBillResponseSchema:
+        method = f'/delete/{request.listener_transaction_id}'
+        response = await self._method('POST', method)
+        return DeleteBillResponseSchema.model_validate(response)
+
     async def notify_received(self, request: NotifyReceivedBillRequestSchema) -> NotifyReceivedBillResponseSchema:
         json_data = request.model_dump()
         response = await self._method('POST', '/notify-received', json=json_data)
diff --git a/external/billing/schemas.py b/external/billing/schemas.py
index 5283ab9..f0d5107 100644
--- a/external/billing/schemas.py
+++ b/external/billing/schemas.py
@@ -45,6 +45,14 @@ class CreateBillRequestSchema(BaseSchema):
         return None
 
 
+class DeleteBillRequestSchema(BaseSchema):
+    listener_transaction_id: int
+
+
+class DeleteBillResponseSchema(BaseSchema):
+    ok: bool
+
+
 class NotifyReceivedBillRequestSchema(BaseSchema):
     listener_transaction_id: int
     channel: NotificationChannel
diff --git a/routers/billing.py b/routers/billing.py
index 07e4830..61a3309 100644
--- a/routers/billing.py
+++ b/routers/billing.py
@@ -37,6 +37,17 @@ async def create_deal_bill(
         user: CurrentUserDependency
 ):
     return await BillingService(session).create_deal_billing(user, request)
+@billing_router.post(
+    '/cancel-deal-bill',
+    operation_id='cancel_deal_bill',
+    response_model=CancelDealBillResponse
+)
+async def create_deal_bill(
+        session: SessionDependency,
+        request: CancelDealBillRequest,
+        user: CurrentUserDependency
+):
+    return await BillingService(session).cancel_deal_billing(user, request)
 
 
 @billing_router.get(
diff --git a/schemas/billing.py b/schemas/billing.py
index ba42174..42c428e 100644
--- a/schemas/billing.py
+++ b/schemas/billing.py
@@ -16,9 +16,17 @@ class CreateDealBillRequest(BaseSchema):
     deal_id: int
 
 
+class CancelDealBillRequest(BaseSchema):
+    deal_id: int
+
+
 class CreateDealBillResponse(OkMessageSchema):
     pass
 
 
+class CancelDealBillResponse(OkMessageSchema):
+    pass
+
+
 class GetDealBillById(BaseSchema):
     deal_bill: DealBillRequestSchema
diff --git a/services/billing.py b/services/billing.py
index 9ec71d2..20c19a9 100644
--- a/services/billing.py
+++ b/services/billing.py
@@ -7,7 +7,8 @@ from starlette import status
 
 import backend.config
 from external.billing import BillingClient, CreateBillingRequestValue, CreateBillRequestSchema, CreateBillRequestItems, \
-    BillStatusUpdateRequest, NotificationChannel, NotifyReceivedBillRequestSchema, BillPaymentInfo
+    BillStatusUpdateRequest, NotificationChannel, NotifyReceivedBillRequestSchema, BillPaymentInfo, \
+    DeleteBillRequestSchema
 from models import DealBillRequest, Deal
 from schemas.billing import *
 from services.base import BaseService
@@ -116,3 +117,18 @@ class BillingService(BaseService):
         if not deal_bill:
             raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail='Deal bill was not found')
         return GetDealBillById(deal_bill=DealBillRequestSchema.model_validate(deal_bill))
+
+    async def cancel_deal_billing(self, user, request: CancelDealBillRequest) -> CancelDealBillResponse:
+        try:
+            deal_bill = await self._get_deal_bill_by_id(request.deal_id)
+            if not deal_bill:
+                return CancelDealBillResponse(ok=False, message='Заявка не найдена')
+            billing_client = BillingClient(backend.config.BILLING_API_KEY)
+            response = await billing_client.delete(DeleteBillRequestSchema(listener_transaction_id=request.deal_id))
+            if not response.ok:
+                return CancelDealBillResponse(ok=False, message='Ошибка')
+            await self.session.delete(deal_bill)
+            await self.session.commit()
+            return CancelDealBillResponse(ok=True, message='Заявка успешно отозвана')
+        except Exception as e:
+            return CancelDealBillResponse(ok=False, message=str(e))