This commune no longer exists in the current COG. Here is its history in the Official Geographic Code.
| Date | Type | Code | Name |
|---|---|---|---|
| 2026-01-01 | Deletion of a delegated commune | 02077 → 02564 | Berzy-le-Sec → Bernoy-le-Château |
| 2023-01-01 | Deletion | 02077 | Berzy-le-Sec |
| 2023-01-01 | Creation of a new commune | 02077 → 02564 | Berzy-le-Sec → Bernoy-le-Château |
| 2023-01-01 | Creation of a new commune | 02077 | Berzy-le-Sec |
| 1943-01-01 | Creation | 02077 | Berzy-le-Sec |