diff --git a/doc/source/api.rst b/doc/source/api.rst
index 35d9338e..33593579 100644
--- a/doc/source/api.rst
+++ b/doc/source/api.rst
@@ -8,6 +8,11 @@ oslo_policy.policy
 .. automodule:: oslo_policy.policy
    :members:
 
+.. autoclass:: oslo_policy.policy.AndCheck
+.. autoclass:: oslo_policy.policy.NotCheck
+.. autoclass:: oslo_policy.policy.OrCheck
+.. autoclass:: oslo_policy.policy.RuleCheck
+
 oslo_policy.opts
 ================
 
diff --git a/oslo_policy/policy.py b/oslo_policy/policy.py
index 27ccbf29..b6967782 100644
--- a/oslo_policy/policy.py
+++ b/oslo_policy/policy.py
@@ -129,6 +129,13 @@ Registering New Special Checks
 It is also possible for additional special check types to be registered
 using the :func:`~oslo_policy.policy.register` function.
 
+The following classes can be used as parents for custom special check types:
+
+    * :class:`~oslo_policy.policy.AndCheck`
+    * :class:`~oslo_policy.policy.NotCheck`
+    * :class:`~oslo_policy.policy.OrCheck`
+    * :class:`~oslo_policy.policy.RuleCheck`
+
 Policy Rule Expressions
 ~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -222,6 +229,11 @@ LOG = logging.getLogger(__name__)
 register = _checks.register
 Check = _checks.Check
 
+AndCheck = _checks.AndCheck
+NotCheck = _checks.NotCheck
+OrCheck = _checks.OrCheck
+RuleCheck = _checks.RuleCheck
+
 
 class PolicyNotAuthorized(Exception):
     """Default exception raised for policy enforcement failure."""
diff --git a/oslo_policy/tests/test_policy.py b/oslo_policy/tests/test_policy.py
index 85cbfc9c..741a00e1 100644
--- a/oslo_policy/tests/test_policy.py
+++ b/oslo_policy/tests/test_policy.py
@@ -491,3 +491,23 @@ class RegisterCheckTestCase(base.PolicyBaseTestCase):
         policy.register('spam', TestCheck)
 
         self.assertEqual(dict(spam=TestCheck), _checks.registered_checks)
+
+
+class BaseCheckTypesTestCase(base.PolicyBaseTestCase):
+
+    @mock.patch.object(_checks, 'registered_checks', {})
+    def test_base_check_types_are_public(self):
+        '''Check that those check types are part of public API.
+
+           They are blessed to be used by library consumers.
+        '''
+        for check_type in (policy.AndCheck, policy.NotCheck,
+                           policy.OrCheck, policy.RuleCheck):
+            class TestCheck(check_type):
+                pass
+
+            check_str = str(check_type)
+            policy.register(check_str, TestCheck)
+            self.assertEqual(
+                TestCheck, _checks.registered_checks[check_str],
+                message='%s check type is not public.' % check_str)