diff --git a/endpoints/api.py b/endpoints/api.py
index db3fe6ed0..5548f62b9 100644
--- a/endpoints/api.py
+++ b/endpoints/api.py
@@ -55,30 +55,6 @@ def csrf_protect():
                      req_user)
 
 
-@api.errorhandler(404)
-def endpoint_not_found(e):
-  return jsonify({
-    'error_code': 404,
-    'message': 'Resource not found'
-  })
-
-
-@api.errorhandler(403)
-def endpoint_forbidden(e):
-  return jsonify({
-    'error_code': 403,
-    'message': 'Permission Denied'
-  })
-
-
-@api.errorhandler(400)
-def endpoint_invalid_request(e):
-  return jsonify({
-    'error_code': 400,
-    'message': 'Invalid Request'
-  })
-
-
 def request_error(exception=None, **kwargs):
   data = kwargs.copy()
   if exception:
diff --git a/endpoints/index.py b/endpoints/index.py
index 94a5d4fef..998a0f94d 100644
--- a/endpoints/index.py
+++ b/endpoints/index.py
@@ -55,19 +55,6 @@ def generate_headers(role='read'):
   return decorator_method
 
 
-@index.errorhandler(404)
-def fallback_not_found(e):
-  return make_response('Not Found', 404)
-
-@index.errorhandler(403)
-def fallback_forbidden(e):
-  return make_response('Forbidden', 403)
-
-@index.errorhandler(400)
-def fallback_invalid_request(e):
-  return make_response('Invalid Request', 400)
-
-
 @index.route('/users', methods=['POST'])
 @index.route('/users/', methods=['POST'])
 def create_user():
diff --git a/endpoints/registry.py b/endpoints/registry.py
index 27c98d44e..7d126d8c3 100644
--- a/endpoints/registry.py
+++ b/endpoints/registry.py
@@ -23,19 +23,6 @@ store = app.config['STORAGE']
 logger = logging.getLogger(__name__)
 
 
-@registry.errorhandler(404)
-def fallback_not_found(e):
-  return make_response('Not Found', 404)
-
-@registry.errorhandler(403)
-def fallback_forbidden(e):
-  return make_response('Forbidden', 403)
-
-@registry.errorhandler(400)
-def fallback_invalid_request(e):
-  return make_response('Invalid Request', 400)
-
-
 class SocketReader(object):
   def __init__(self, fp):
     self._fp = fp