diff --git a/c7n/resources/fsx.py b/c7n/resources/fsx.py
index <HASH>..<HASH> 100644
--- a/c7n/resources/fsx.py
+++ b/c7n/resources/fsx.py
@@ -16,7 +16,7 @@ from c7n.manager import resources
 from c7n.query import QueryResourceManager
 from c7n.actions import ActionRegistry, BaseAction
 from c7n.filters import FilterRegistry
-from c7n.tags import Tag, TagDelayedAction, RemoveTag, coalesce_copy_user_tags
+from c7n.tags import Tag, TagDelayedAction, RemoveTag, coalesce_copy_user_tags, TagActionFilter
 from c7n.utils import local_session, type_schema
 
 
@@ -83,6 +83,11 @@ class DeleteBackup(BaseAction):
                         r['FileSystemId'], r['BackupId'], e))
 
 
+FSxBackup.filter_registry.register('marked-for-op', TagActionFilter)
+
+FSx.filter_registry.register('marked-for-op', TagActionFilter)
+
+
 @FSxBackup.action_registry.register('mark-for-op')
 @FSx.action_registry.register('mark-for-op')
 class MarkForOpFileSystem(TagDelayedAction):
aws.fsx - add marked-for-op filter (#<I>)