diff --git a/changelog/52220.fixed.md b/changelog/52220.fixed.md
new file mode 100644
index 000000000000..c5892932d8b7
--- /dev/null
+++ b/changelog/52220.fixed.md
@@ -0,0 +1 @@
+Fixed keystone_role_grant.present and keystone_role_grant.absent to honour test=True so role assignments are no longer granted or revoked in test mode
diff --git a/salt/states/keystone_role_grant.py b/salt/states/keystone_role_grant.py
index d908cf93af5a..b2203ab330e1 100644
--- a/salt/states/keystone_role_grant.py
+++ b/salt/states/keystone_role_grant.py
@@ -109,6 +109,13 @@ def present(name, auth=None, **kwargs):
     grants = __salt__["keystoneng.role_assignment_list"](filters=filters)
 
     if not grants:
+        if __opts__["test"] is True:
+            ret["result"] = None
+            for k, v in filters.items():
+                ret["changes"][k] = v
+            ret["comment"] = "Role assignment would be granted"
+            return ret
+
         __salt__["keystoneng.role_grant"](**kwargs)
         for k, v in filters.items():
             ret["changes"][k] = v
@@ -129,6 +136,13 @@ def absent(name, auth=None, **kwargs):
     grants = __salt__["keystoneng.role_assignment_list"](filters=filters)
 
     if grants:
+        if __opts__["test"] is True:
+            ret["result"] = None
+            for k, v in filters.items():
+                ret["changes"][k] = v
+            ret["comment"] = "Role assignment would be revoked"
+            return ret
+
         __salt__["keystoneng.role_revoke"](**kwargs)
         for k, v in filters.items():
             ret["changes"][k] = v
diff --git a/tests/pytests/unit/states/test_keystone_role_grant.py b/tests/pytests/unit/states/test_keystone_role_grant.py
new file mode 100644
index 000000000000..a9d555afc84e
--- /dev/null
+++ b/tests/pytests/unit/states/test_keystone_role_grant.py
@@ -0,0 +1,151 @@
+"""
+Test cases for salt.states.keystone_role_grant
+"""
+
+import pytest
+
+import salt.states.keystone_role_grant as keystone_role_grant
+from tests.support.mock import MagicMock, patch
+
+
+@pytest.fixture
+def configure_loader_modules():
+    return {keystone_role_grant: {}}
+
+
+def _base_salt_dunder(**overrides):
+    role = MagicMock()
+    role.id = "role-id"
+    salt_dunder = {
+        "keystoneng.setup_clouds": MagicMock(),
+        "keystoneng.role_get": MagicMock(return_value=role),
+        "keystoneng.role_grant": MagicMock(),
+        "keystoneng.role_revoke": MagicMock(),
+    }
+    salt_dunder.update(overrides)
+    return salt_dunder
+
+
+def test_present_test_mode_does_not_grant():
+    """
+    In test=True mode present() must not call role_grant and must
+    report result=None with predicted changes.
+    """
+    salt_dunder = _base_salt_dunder()
+    salt_dunder["keystoneng.role_assignment_list"] = MagicMock(return_value=[])
+
+    with patch.dict(keystone_role_grant.__salt__, salt_dunder), patch.dict(
+        keystone_role_grant.__opts__, {"test": True}
+    ):
+        ret = keystone_role_grant.present("myrole")
+
+    assert salt_dunder["keystoneng.role_grant"].call_count == 0
+    assert ret["result"] is None
+    assert ret["changes"] == {"role": "role-id"}
+    assert ret["comment"] == "Role assignment would be granted"
+
+
+def test_absent_test_mode_does_not_revoke():
+    """
+    In test=True mode absent() must not call role_revoke and must
+    report result=None with predicted changes.
+    """
+    salt_dunder = _base_salt_dunder()
+    salt_dunder["keystoneng.role_assignment_list"] = MagicMock(
+        return_value=["existing-grant"]
+    )
+
+    with patch.dict(keystone_role_grant.__salt__, salt_dunder), patch.dict(
+        keystone_role_grant.__opts__, {"test": True}
+    ):
+        ret = keystone_role_grant.absent("myrole")
+
+    assert salt_dunder["keystoneng.role_revoke"].call_count == 0
+    assert ret["result"] is None
+    assert ret["changes"] == {"role": "role-id"}
+    assert ret["comment"] == "Role assignment would be revoked"
+
+
+def test_present_real_mode_still_grants_52220():
+    """
+    Guards against overcorrection: with test=False (the state compiler's
+    default __opts__["test"] value on a real run) present() must still
+    call role_grant exactly as before the test-mode fix.
+    """
+    salt_dunder = _base_salt_dunder()
+    salt_dunder["keystoneng.role_assignment_list"] = MagicMock(return_value=[])
+
+    with patch.dict(keystone_role_grant.__salt__, salt_dunder), patch.dict(
+        keystone_role_grant.__opts__, {"test": False}
+    ):
+        ret = keystone_role_grant.present("myrole")
+
+    assert salt_dunder["keystoneng.role_grant"].call_count == 1
+    assert ret["result"] is True
+    assert ret["changes"] == {"role": "role-id"}
+    assert ret["comment"] == "Granted role assignment"
+
+
+def test_absent_real_mode_still_revokes_52220():
+    """
+    Guards against overcorrection: with test=False absent() must still
+    call role_revoke exactly as before the test-mode fix.
+    """
+    salt_dunder = _base_salt_dunder()
+    salt_dunder["keystoneng.role_assignment_list"] = MagicMock(
+        return_value=["existing-grant"]
+    )
+
+    with patch.dict(keystone_role_grant.__salt__, salt_dunder), patch.dict(
+        keystone_role_grant.__opts__, {"test": False}
+    ):
+        ret = keystone_role_grant.absent("myrole")
+
+    assert salt_dunder["keystoneng.role_revoke"].call_count == 1
+    assert ret["result"] is True
+    assert ret["changes"] == {"role": "role-id"}
+    assert ret["comment"] == "Revoked role assignment"
+
+
+def test_present_test_mode_no_changes_when_grant_exists_52220():
+    """
+    Guards against overcorrection: in test=True mode, when the role
+    assignment already exists, present() must keep reporting result=True
+    with no changes rather than a phantom pending change.
+    """
+    salt_dunder = _base_salt_dunder()
+    salt_dunder["keystoneng.role_assignment_list"] = MagicMock(
+        return_value=["existing-grant"]
+    )
+
+    # test=True is the decisive flag; the no-grants branch must not run
+    with patch.dict(keystone_role_grant.__salt__, salt_dunder), patch.dict(
+        keystone_role_grant.__opts__, {"test": True}
+    ):
+        ret = keystone_role_grant.present("myrole")
+
+    assert salt_dunder["keystoneng.role_grant"].call_count == 0
+    assert ret["result"] is True
+    assert ret["changes"] == {}
+    assert ret["comment"] == ""
+
+
+def test_absent_test_mode_no_changes_when_no_grant_52220():
+    """
+    Guards against overcorrection: in test=True mode, when no role
+    assignment exists, absent() must keep reporting result=True with no
+    changes rather than a phantom pending change.
+    """
+    salt_dunder = _base_salt_dunder()
+    salt_dunder["keystoneng.role_assignment_list"] = MagicMock(return_value=[])
+
+    # test=True is the decisive flag; the grants-exist branch must not run
+    with patch.dict(keystone_role_grant.__salt__, salt_dunder), patch.dict(
+        keystone_role_grant.__opts__, {"test": True}
+    ):
+        ret = keystone_role_grant.absent("myrole")
+
+    assert salt_dunder["keystoneng.role_revoke"].call_count == 0
+    assert ret["result"] is True
+    assert ret["changes"] == {}
+    assert ret["comment"] == ""