diff --git a/api/src/opentrons/protocol_api/protocol_context.py b/api/src/opentrons/protocol_api/protocol_context.py
index d64257cbb74..e89b4873007 100644
--- a/api/src/opentrons/protocol_api/protocol_context.py
+++ b/api/src/opentrons/protocol_api/protocol_context.py
@@ -441,6 +441,15 @@ def load_adapter_from_definition(
 
     @requires_version(2, 16)
     def load_trash_bin(self, location: DeckLocation) -> TrashBin:
+        """Load a trash bin on the deck of a Flex.
+
+        If you try to load a trash bin on an OT-2, the API will raise an error.
+
+        :param location: The :ref:`deck slot <deck-slots>` where the trash bin is. The
+            location can be any unoccupied slot in column 1 or 3.
+
+            If you try to load a trash bin in column 2 or 4, the API will raise an error.
+        """
         slot_name = validation.ensure_and_convert_deck_slot(
             location,
             api_version=self._api_version,