diff --git a/libraries/botbuilder-core/tests/teams/test_teams_channel_data.py b/libraries/botbuilder-core/tests/teams/test_teams_channel_data.py
new file mode 100644
index 000000000..e468526bc
--- /dev/null
+++ b/libraries/botbuilder-core/tests/teams/test_teams_channel_data.py
@@ -0,0 +1,30 @@
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License.
+
+import aiounittest
+
+from botbuilder.schema import Activity
+from botbuilder.schema.teams import TeamsChannelData
+from botbuilder.core.teams import teams_get_team_info
+
+
+class TestTeamsChannelData(aiounittest.AsyncTestCase):
+    def test_teams_aad_group_id_deserialize(self):
+        # Arrange
+        raw_channel_data = {"team": {"aadGroupId": "teamGroup123"}}
+
+        # Act
+        channel_data = TeamsChannelData().deserialize(raw_channel_data)
+
+        # Assert
+        assert channel_data.team.aad_group_id == "teamGroup123"
+
+    def test_teams_get_team_info(self):
+        # Arrange
+        activity = Activity(channel_data={"team": {"aadGroupId": "teamGroup123"}})
+
+        # Act
+        team_info = teams_get_team_info(activity)
+
+        # Assert
+        assert team_info.aad_group_id == "teamGroup123"
diff --git a/libraries/botbuilder-schema/botbuilder/schema/teams/_models.py b/libraries/botbuilder-schema/botbuilder/schema/teams/_models.py
index 7b82da917..c44c22c21 100644
--- a/libraries/botbuilder-schema/botbuilder/schema/teams/_models.py
+++ b/libraries/botbuilder-schema/botbuilder/schema/teams/_models.py
@@ -1508,17 +1508,21 @@ class TeamInfo(Model):
     :type id: str
     :param name: Name of team.
     :type name: str
+    :param name: Azure AD Teams group ID.
+    :type name: str
     """
 
     _attribute_map = {
         "id": {"key": "id", "type": "str"},
         "name": {"key": "name", "type": "str"},
+        "aad_group_id": {"key": "aadGroupId", "type": "str"},
     }
 
     def __init__(self, **kwargs):
         super(TeamInfo, self).__init__(**kwargs)
         self.id = kwargs.get("id", None)
         self.name = kwargs.get("name", None)
+        self.aad_group_id = kwargs.get("aad_group_id", None)
 
 
 class TeamsChannelAccount(ChannelAccount):
diff --git a/libraries/botbuilder-schema/botbuilder/schema/teams/_models_py3.py b/libraries/botbuilder-schema/botbuilder/schema/teams/_models_py3.py
index e8be1dc85..5a5db5174 100644
--- a/libraries/botbuilder-schema/botbuilder/schema/teams/_models_py3.py
+++ b/libraries/botbuilder-schema/botbuilder/schema/teams/_models_py3.py
@@ -1773,17 +1773,23 @@ class TeamInfo(Model):
     :type id: str
     :param name: Name of team.
     :type name: str
+    :param name: Azure AD Teams group ID.
+    :type name: str
     """
 
     _attribute_map = {
         "id": {"key": "id", "type": "str"},
         "name": {"key": "name", "type": "str"},
+        "aad_group_id": {"key": "aadGroupId", "type": "str"},
     }
 
-    def __init__(self, *, id: str = None, name: str = None, **kwargs) -> None:
+    def __init__(
+        self, *, id: str = None, name: str = None, aad_group_id: str = None, **kwargs
+    ) -> None:
         super(TeamInfo, self).__init__(**kwargs)
         self.id = id
         self.name = name
+        self.aad_group_id = aad_group_id
 
 
 class TeamsChannelAccount(ChannelAccount):