diff --git a/releasenotes/notes/add-list-auth-project-client-5905076d914a3943.yaml b/releasenotes/notes/add-list-auth-project-client-5905076d914a3943.yaml
new file mode 100644
index 0000000..471f8f0
--- /dev/null
+++ b/releasenotes/notes/add-list-auth-project-client-5905076d914a3943.yaml
@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    Add the list auth projects API to the identity client library. This feature
+    enables the possibility to list projects that are available to be scoped
+    to based on the X-Auth-Token provided in the request.
diff --git a/tempest/api/identity/admin/v3/test_tokens.py b/tempest/api/identity/admin/v3/test_tokens.py
index ed4d31a..fabb91c 100644
--- a/tempest/api/identity/admin/v3/test_tokens.py
+++ b/tempest/api/identity/admin/v3/test_tokens.py
@@ -16,10 +16,13 @@
 import six
 
 from tempest.api.identity import base
+from tempest import config
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
+CONF = config.CONF
+
 
 class TokensV3TestJSON(base.BaseIdentityV3AdminTest):
 
@@ -150,3 +153,34 @@
                          token_auth['token']['project']['id'])
         self.assertEqual(project2['name'],
                          token_auth['token']['project']['name'])
+
+    @decorators.idempotent_id('08ed85ce-2ba8-4864-b442-bcc61f16ae89')
+    def test_get_available_project_scopes(self):
+        manager_project_id = self.manager.credentials.project_id
+        admin_user_id = self.os_adm.credentials.user_id
+        admin_role_id = self.get_role_by_name(CONF.identity.admin_role)['id']
+
+        # Grant the user the role on both projects.
+        self.roles_client.create_user_role_on_project(
+            manager_project_id, admin_user_id, admin_role_id)
+        self.addCleanup(
+            self.roles_client.delete_role_from_user_on_project,
+            manager_project_id, admin_user_id, admin_role_id)
+
+        assigned_project_ids = [self.os_adm.credentials.project_id,
+                                manager_project_id]
+
+        # Get available project scopes
+        available_projects =\
+            self.client.list_auth_projects()['projects']
+
+        # create list to save fetched project's id
+        fetched_project_ids = [i['id'] for i in available_projects]
+
+        # verifying the project ids in list
+        missing_project_ids = \
+            [p for p in assigned_project_ids
+             if p not in fetched_project_ids]
+        self.assertEmpty(missing_project_ids,
+                         "Failed to find project_id %s in fetched list" %
+                         ', '.join(missing_project_ids))
diff --git a/tempest/lib/services/identity/v3/identity_client.py b/tempest/lib/services/identity/v3/identity_client.py
index 8177e35..755c14b 100644
--- a/tempest/lib/services/identity/v3/identity_client.py
+++ b/tempest/lib/services/identity/v3/identity_client.py
@@ -43,3 +43,10 @@
         resp, body = self.delete("auth/tokens", headers=headers)
         self.expected_success(204, resp.status)
         return rest_client.ResponseBody(resp, body)
+
+    def list_auth_projects(self):
+        """Get available project scopes."""
+        resp, body = self.get("auth/projects")
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/tests/lib/services/identity/v3/test_identity_client.py b/tempest/tests/lib/services/identity/v3/test_identity_client.py
index 9eaaaaf..e435fe2 100644
--- a/tempest/tests/lib/services/identity/v3/test_identity_client.py
+++ b/tempest/tests/lib/services/identity/v3/test_identity_client.py
@@ -32,6 +32,34 @@
         "description": "test_description"
     }
 
+    FAKE_AUTH_PROJECTS = {
+        "projects": [
+            {
+                "domain_id": "1789d1",
+                "enabled": True,
+                "id": "263fd9",
+                "links": {
+                    "self": "https://example.com/identity/v3/projects/263fd9"
+                },
+                "name": "Test Group"
+            },
+            {
+                "domain_id": "1789d1",
+                "enabled": True,
+                "id": "50ef01",
+                "links": {
+                    "self": "https://example.com/identity/v3/projects/50ef01"
+                },
+                "name": "Build Group"
+            }
+        ],
+        "links": {
+            "self": "https://example.com/identity/v3/auth/projects",
+            "previous": None,
+            "next": None
+        }
+    }
+
     def setUp(self):
         super(TestIdentityClient, self).setUp()
         fake_auth = fake_auth_provider.FakeAuthProvider()
@@ -54,6 +82,13 @@
             bytes_body,
             resp_token="cbc36478b0bd8e67e89")
 
+    def _test_list_auth_projects(self, bytes_body=False):
+        self.check_service_client_function(
+            self.client.list_auth_projects,
+            'tempest.lib.common.rest_client.RestClient.get',
+            self.FAKE_AUTH_PROJECTS,
+            bytes_body)
+
     def test_show_api_description_with_str_body(self):
         self._test_show_api_description()
 
@@ -73,3 +108,9 @@
             {},
             resp_token="cbc36478b0bd8e67e89",
             status=204)
+
+    def test_list_auth_projects_with_str_body(self):
+        self._test_list_auth_projects()
+
+    def test_list_auth_projects_with_bytes_body(self):
+        self._test_list_auth_projects(bytes_body=True)