diff --git a/api/controllers/console/billing/compliance.py b/api/controllers/console/billing/compliance.py
index d3648e1ad5..10a11e8ca0 100644
--- a/api/controllers/console/billing/compliance.py
+++ b/api/controllers/console/billing/compliance.py
@@ -1,4 +1,3 @@
-
 from flask import request
 from flask_login import current_user  # type: ignore
 from flask_restful import Resource, reqparse  # type: ignore
@@ -8,8 +7,7 @@ from libs.login import login_required
 from services.billing_service import BillingService
 
 from .. import api
-from ..wraps import (account_initialization_required, only_edition_cloud,
-                     setup_required)
+from ..wraps import account_initialization_required, only_edition_cloud, setup_required
 
 
 class ComplianceListApi(Resource):
@@ -37,13 +35,10 @@ class ComplianceApi(Resource):
         ip_address = extract_remote_ip(request)
         device_info = request.headers.get("User-Agent", "Unknown device")
 
-        current_user_id = current_user.id
-        current_tenant_id = current_user.current_tenant_id
-
         return BillingService.get_compliance_download_link(
             doc_name=args.doc_name,
-            account_id=current_user_id,
-            tenant_id=current_tenant_id,
+            account_id=current_user.id,
+            tenant_id=current_user.current_tenant_id,
             ip=ip_address,
             device_info=device_info,
         )
diff --git a/api/services/billing_service.py b/api/services/billing_service.py
index 920c8e0974..ad141035cc 100644
--- a/api/services/billing_service.py
+++ b/api/services/billing_service.py
@@ -2,8 +2,7 @@ import os
 from typing import Literal, Optional
 
 import httpx
-from tenacity import (retry, retry_if_exception_type, stop_before_delay,
-                      wait_fixed)
+from tenacity import retry, retry_if_exception_type, stop_before_delay, wait_fixed
 
 from extensions.ext_database import db
 from libs.helper import RateLimiter
@@ -96,11 +95,6 @@ class BillingService:
         json = {"email": email, "feedback": feedback}
         return cls._send_request("POST", "/account/delete-feedback", json=json)
 
-    @classmethod
-    def list_compliance_files(cls, tenant_id: str, account_id: str):
-        params = {"account_id": account_id, "tenant_id": tenant_id}
-        return cls._send_request("GET", "/compliance/list", params=params)
-
     @classmethod
     def get_compliance_download_link(
         cls,
@@ -113,6 +107,7 @@ class BillingService:
         limiter_key = f"{account_id}:{tenant_id}"
         if cls.compliance_download_rate_limiter.is_rate_limited(limiter_key):
             from controllers.console.error import CompilanceRateLimitError
+
             raise CompilanceRateLimitError()
 
         json = {