| Date | Type | Code | Name |
|---|---|---|---|
| 2015-09-01 | Creation | 38348 | Ruy-Montceau |
| 2015-09-01 | Name change | 38348 | Ruy → Ruy-Montceau |
| 2012-07-01 | Association merger converted to a simple merger | 38251 → 38348 | Montceau → Ruy |
| 2012-07-01 | Association merger converted to a simple merger | 38348 | Ruy |
| 1973-01-01 | Association merger | 38251 → 38348 | Montceau → Ruy |
| 1973-01-01 | Association merger | 38348 | Ruy |
| 1943-01-01 | Creation | 38348 | Ruy |