This commune no longer exists in the current COG. Here is its history in the Official Geographic Code.
| Date | Type | Code | Name |
|---|---|---|---|
| 2020-05-26 | Deletion of a delegated commune | 46025 → 46201 | Belmontet → Montcuq-en-Quercy-Blanc |
| 2016-01-01 | Deletion | 46025 | Belmontet |
| 2016-01-01 | Creation of a new commune | 46025 → 46201 | Belmontet → Montcuq-en-Quercy-Blanc |
| 2016-01-01 | Creation of a new commune | 46025 | Belmontet |
| 1943-01-01 | Creation | 46025 | Belmontet |