diff --git a/plivo/exceptions.py b/plivo/exceptions.py
index b964aed1..f269fc6a 100644
--- a/plivo/exceptions.py
+++ b/plivo/exceptions.py
@@ -29,3 +29,6 @@ class ValidationError(PlivoRestError):
 
 class ForbiddenError(PlivoRestError):
     pass
+
+class TooManyRequestsError(PlivoRestError):
+    pass
\ No newline at end of file
diff --git a/plivo/rest/client.py b/plivo/rest/client.py
index 19c2f24e..a943c3a3 100644
--- a/plivo/rest/client.py
+++ b/plivo/rest/client.py
@@ -10,7 +10,7 @@
 from plivo.base import ResponseObject
 from plivo.exceptions import (AuthenticationError, InvalidRequestError,
                               PlivoRestError, PlivoServerError,
-                              ResourceNotFoundError, ValidationError, ForbiddenError)
+                              ResourceNotFoundError, ValidationError, ForbiddenError, TooManyRequestsError)
 from plivo.resources import (Accounts, Addresses, Applications, Calls, Token,
                              Conferences, Endpoints, Identities,
                              Messages, Powerpacks, Media, Lookup, Brand, Campaign, Profile,
@@ -202,6 +202,11 @@ def process_response(self,
                 'Unprocessable Entity: '
                 '{url}'.format(url=response.url))
 
+        if response.status_code == 429:
+            raise TooManyRequestsError(
+                'Too Many Requests: '
+                '"{method}" {url}'.format(method=method,url=response.url))
+
         if response.status_code == 500:
             if response_json and 'error' in response_json:
                 raise PlivoServerError(response_json.error)