| Zone | Local time | Direction | Offset |
|---|---|---|---|
| Ontario (Toronto) and Quebec (Montreal) | 9 Mar 2025 02:00 to 03:00 | Forward | UTC-5 to UTC-4 |
| Ontario (Toronto) and Quebec (Montreal) | 2 Nov 2025 02:00 to 01:00 | Back | UTC-4 to UTC-5 |
| British Columbia (Vancouver) | 9 Mar 2025 02:00 to 03:00 | Forward | UTC-8 to UTC-7 |
| British Columbia (Vancouver) | 2 Nov 2025 02:00 to 01:00 | Back | UTC-7 to UTC-8 |