diff --git a/python_modules/dagster/dagster/_core/execution/backfill.py b/python_modules/dagster/dagster/_core/execution/backfill.py
index e74946ba2c8e9..e6d19be2610f6 100644
--- a/python_modules/dagster/dagster/_core/execution/backfill.py
+++ b/python_modules/dagster/dagster/_core/execution/backfill.py
@@ -42,6 +42,21 @@ def from_graphql_input(graphql_str):
 
 @record
 class BulkActionsFilter:
+    """Filters to use when querying for bulk actions (i.e. backfills) from the BulkActionsTable.
+
+    Each field of the BulkActionsFilter represents a logical AND with each other. For
+    example, if you specify status and created_before, then you will receive only bulk actions
+    with the specified states AND the created before created_before. If left blank, then
+    all values will be permitted for that field.
+
+    Args:
+        status (Optional[BulkActionStatus]): A status to filter by.
+        created_before (Optional[DateTime]): Filter by bulk actions that were created before this datetime. Note that the
+            create_time for each bulk action is stored in UTC.
+        created_after (Optional[DateTime]): Filter by bulk actions that were created after this datetime. Note that the
+            create_time for each bulk action is stored in UTC.
+    """
+
     status: Optional[BulkActionStatus] = None
     created_before: Optional[datetime] = None
     created_after: Optional[datetime] = None