This commune no longer exists in the current COG. Here is its history in the Official Geographic Code.
| Date | Type | Code | Name |
|---|---|---|---|
| 1978-01-01 | Association merger converted to a simple merger | 77422 → 77026 | Saint-Martin-Chennetron → Beauchery-Saint-Martin |
| 1973-01-01 | Deletion | 77422 | Saint-Martin-Chennetron |
| 1973-01-01 | Association merger | 77422 | Saint-Martin-Chennetron |
| 1973-01-01 | Association merger | 77422 → 77026 | Saint-Martin-Chennetron → Beauchery-Saint-Martin |
| 1943-01-01 | Creation | 77422 | Saint-Martin-Chennetron |