diff --git a/tacker/policies/base.py b/tacker/policies/base.py
index bd2caebf5..b0d16a9a3 100644
--- a/tacker/policies/base.py
+++ b/tacker/policies/base.py
@@ -21,27 +21,104 @@ RULE_ADMIN_OR_OWNER = 'rule:admin_or_owner'
 RULE_ADMIN_API = 'rule:admin_only'
 RULE_ANY = '@'
 
+
+DEPRECATED_REASON = """
+Tacker API policies are introducing new default roles with scope_type
+capabilities. Old policies are deprecated and silently going to be ignored
+in future.
+"""
+
+DEPRECATED_ADMIN_POLICY = policy.DeprecatedRule(
+    name=RULE_ADMIN_API,
+    check_str='is_admin:True',
+    deprecated_reason=DEPRECATED_REASON,
+    deprecated_since='11.0.0'
+)
+
+DEPRECATED_ADMIN_OR_OWNER_POLICY = policy.DeprecatedRule(
+    name=RULE_ADMIN_OR_OWNER,
+    check_str='is_admin:True or project_id:%(project_id)s',
+    deprecated_reason=DEPRECATED_REASON,
+    deprecated_since='11.0.0'
+)
+
+RULE_PROJECT_MEMBER = 'rule:project_member'
+RULE_PROJECT_READER = 'rule:project_reader'
+# NOTE(gmann): or_admin in below rules make sure that legacy (existing) admin
+# continue working in same way as currently.
+RULE_PROJECT_MEMBER_OR_ADMIN = 'rule:project_member_or_admin'
+RULE_PROJECT_READER_OR_ADMIN = 'rule:project_reader_or_admin'
+
+# NOTE: Below is the mapping of new defaults with legacy defaults::
+# Legacy Defaults    |New Defaults               |Operation       |scope_type|
+# -------------------+---------------------------+----------------+-----------
+# RULE_ADMIN_API     |-> ADMIN                   |Global resource | [project]
+#                    |                           |Write & Read    |
+# -------------------+---------------------------+----------------+-----------
+#                    |-> ADMIN                   |Project admin   | [project]
+#                    |                           |level operation |
+# RULE_ADMIN_OR_OWNER|-> PROJECT_MEMBER_OR_ADMIN |Project resource| [project]
+#                    |                           |Write           |
+#                    |-> PROJECT_READER_OR_ADMIN |Project resource| [project]
+#                    |                           |Read            |
+
+# NOTE(gmann): The OpenStack Keystone already supports implied roles which
+# means the assignment of one role implies the assignment of another.
+# The new default roles reader and member also have been added in bootstrap.
+# If the bootstrap process is re-run, and a reader, member or admin role
+# already exists, a role implication chain will be created: `admin` implies
+# `member` implies `reader`.
+# For example: If we give access to 'reader' it means the 'admin' and
+# 'member' also gets the access.
 rules = [
     policy.RuleDefault(
         "context_is_admin",
         "role:admin",
-        "Decides what is required for the 'is_admin:True' check to succeed."),
+        "Decides what is required for the 'is_admin:True' check to succeed.",
+        deprecated_rule=DEPRECATED_ADMIN_POLICY),
     policy.RuleDefault(
         "admin_or_owner",
         "is_admin:True or project_id:%(project_id)s",
-        "Default rule for most non-Admin APIs."),
+        "Default rule for most non-Admin APIs.",
+        deprecated_for_removal=True,
+        deprecated_reason=DEPRECATED_REASON,
+        deprecated_since='11.0.0'),
     policy.RuleDefault(
         "admin_only",
         "is_admin:True",
-        "Default rule for most Admin APIs."),
+        "Default rule for most Admin APIs.",
+        deprecated_for_removal=True,
+        deprecated_reason=DEPRECATED_REASON,
+        deprecated_since='11.0.0'),
     policy.RuleDefault(
         "shared",
         "field:vims:shared=True",
         "Default rule for sharing vims."),
+    policy.RuleDefault(
+        "project_member",
+        "role:member and project_id:%(project_id)s",
+        "Default rule for Project level non admin APIs.",
+        deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY),
+    policy.RuleDefault(
+        "project_member_or_admin",
+        "rule:project_member or rule:context_is_admin",
+        "Default rule for Project Member or admin APIs.",
+        deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY),
+    policy.RuleDefault(
+        "project_reader",
+        "role:reader and project_id:%(project_id)s",
+        "Default rule for Project level read only APIs.",
+        deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY),
+    policy.RuleDefault(
+        "project_reader_or_admin",
+        "rule:project_reader or rule:context_is_admin",
+        "Default rule for Project reader or admin APIs.",
+        deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY),
     policy.RuleDefault(
         "default",
-        "rule:admin_or_owner",
-        "Default rule for most non-Admin APIs.")
+        "rule:project_member_or_admin",
+        "Default rule for most non-Admin APIs.",
+        deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY)
 ]