diff --git a/telebot/__init__.py b/telebot/__init__.py
index 0c4cf8a..b51035a 100644
--- a/telebot/__init__.py
+++ b/telebot/__init__.py
@@ -547,9 +547,11 @@ class TeleBot:
 
     def get_chat_administrators(self, chat_id):
         """
-        Use this method to get a list of administrators in a chat. On success, returns an Array of ChatMember objects
-        that contains information about all chat administrators except other bots.
-        :param chat_id:
+        Use this method to get a list of administrators in a chat.
+        On success, returns an Array of ChatMember objects that contains
+            information about all chat administrators except other bots.
+        :param chat_id: Unique identifier for the target chat or username
+            of the target supergroup or channel (in the format @channelusername)
         :return:
         """
         result = apihelper.get_chat_administrators(self.token, chat_id)
@@ -999,6 +1001,19 @@ class TeleBot:
         """
         return apihelper.set_chat_administrator_custom_title(self.token, chat_id, user_id, custom_title)
 
+
+    def set_chat_permissions(self, chat_id, permissions):
+        """
+        Use this method to set default chat permissions for all members.
+            The bot must be an administrator in the group or a supergroup for this to work
+            and must have the can_restrict_members admin rights.
+        :param chat_id: Unique identifier for the target chat or username of the target supergroup
+            (in the format @supergroupusername)
+        :param permissions: New default chat permissions
+        :return:
+        """
+        return apihelper.set_chat_permissions(self.token, chat_id, permissions)
+
     def export_chat_invite_link(self, chat_id):
         """
         Use this method to export an invite link to a supergroup or a channel. The bot must be an administrator
diff --git a/telebot/apihelper.py b/telebot/apihelper.py
index fbf58c0..abb6f3f 100644
--- a/telebot/apihelper.py
+++ b/telebot/apihelper.py
@@ -620,6 +620,14 @@ def set_chat_administrator_custom_title(token, chat_id, user_id, custom_title):
     return _make_request(token, method_url, params=payload, method='post')
 
 
+def set_chat_permissions(token, chat_id, permissions):
+    method_url = 'setChatPermissions'
+    payload = {
+        'chat_id': chat_id,
+        'permissions': _convert_list_json_serializable(permissions)}
+    return _make_request(token, method_url, params=payload, method='post')
+
+
 def export_chat_invite_link(token, chat_id):
     method_url = 'exportChatInviteLink'
     payload = {'chat_id': chat_id}
diff --git a/telebot/types.py b/telebot/types.py
index 62d74c9..fe62bc5 100644
--- a/telebot/types.py
+++ b/telebot/types.py
@@ -1062,6 +1062,62 @@ class ChatMember(JsonDeserializable):
         self.can_add_web_page_previews = can_add_web_page_previews
 
 
+class ChatPermissions(JsonDeserializable, JsonSerializable, Dictionaryable):
+    def __init__(self, can_send_messages=None, can_send_media_messages=None,
+                 can_send_polls=None, can_send_other_messages=None,
+                 can_add_web_page_previews=None, can_change_info=None,
+                 can_invite_users=None, can_pin_messages=None):
+        self.can_send_messages = can_send_messages
+        self.can_send_media_messages = can_send_media_messages
+        self.can_send_polls = can_send_polls
+        self.can_send_other_messages = can_send_other_messages
+        self.can_add_web_page_previews = can_add_web_page_previews
+        self.can_change_info = can_change_info
+        self.can_invite_users = can_invite_users
+        self.can_pin_messages = can_pin_messages
+
+    @classmethod
+    def de_json(cls, json_string):
+        if json_string is None:
+            return json_string
+        obj = cls.check_json(json_string)
+        can_send_messages = obj.get('can_send_messages')
+        can_send_media_messages = obj.get('can_send_media_messages')
+        can_send_polls = obj.get('can_send_polls')
+        can_send_other_messages = obj.get('can_send_other_messages')
+        can_add_web_page_previews = obj.get('can_add_web_page_previews')
+        can_change_info = obj.get('can_change_info')
+        can_invite_users = obj.get('can_invite_users')
+        can_pin_messages = obj.get('can_pin_messages')
+        return cls(
+            can_send_messages, can_send_media_messages, can_send_polls,
+            can_send_other_messages, can_add_web_page_previews,
+            can_change_info, can_invite_users, can_pin_messages)
+
+    def to_json(self):
+        return json.dumps(self.to_dict())
+
+    def to_dict(self):
+        json_dict = dict()
+        if self.can_send_messages is not None:
+            json_dict['can_send_messages'] = self.can_send_messages
+        if self.can_send_media_messages is not None:
+            json_dict['can_send_media_messages'] = self.can_send_media_messages
+        if self.can_send_polls is not None:
+            json_dict['can_send_polls'] = self.can_send_polls
+        if self.can_send_other_messages is not None:
+            json_dict['can_send_other_messages'] = self.can_send_other_messages
+        if self.can_add_web_page_previews is not None:
+            json_dict['can_add_web_page_previews'] = self.can_add_web_page_previews
+        if self.can_change_info is not None:
+            json_dict['can_change_info'] = self.can_change_info
+        if self.can_invite_users is not None:
+            json_dict['can_invite_users'] = self.can_invite_users
+        if self.can_pin_messages is not None:
+            json_dict['can_pin_messages'] = self.can_pin_messages
+        return json_dict
+
+
 class BotCommand(JsonSerializable):
     def __init__(self, command, description):
         """