Start and end dates
| Load limit | SLL zone | Starting date | Ending date |
|---|---|---|---|
Winter Load Increases (WLI) | North | Dec 18, 2021 | Mar 19, 2022 |
| North-Central | Dec 23, 2021 | Mar 19, 2022 | |
| Central | Dec 31, 2021 | Mar 15, 2022 | |
| Metro | Jan 7, 2022 | Mar 15, 2022 | |
| South | Jan 7, 2022 | Mar 7, 2022 | |
| Southeast | Jan 7, 2022 | Mar 7, 2022 | |
Spring Load Restrictions (SLR) | North | Mar 21, 2022 | May 16, 2022 |
| North-Central | Mar 21, 2022 | May 16, 2022 | |
| Central | Mar 18, 2022 | May 13, 2022 | |
| Metro | Mar 16, 2022 | May 2, 2022 | |
| South | Mar 14, 2022 | May 6, 2022 | |
| Southeast | Mar 14, 2022 | May 2, 2022 | |
Middle-Range Overweight Permits | North | May 16, 2022 | |
| North-Central | May 16, 2022 | ||
| Central | May 13, 2022 | ||
| Metro | May 2, 2022 | ||
| South | May 6, 2022 | ||
| Southeast | May 2, 2022 | ||
Full-Summer Overweight Permits | North | Jun 6, 2022 | |
| North-Central | Jun 6, 2022 | ||
| Central | May 27, 2022 | ||
| Metro | May 16, 2022 | ||
| South | May 20, 2022 | ||
| Southeast | May 16, 2022 |
All starting and ending dates begin at 12:01 a.m. and are preceded by at least a three-day advance notice. Notice is available on this website, or from a recording at 651-366-5400 or toll free at 1-800-723-6543 or automatically by subscribing to receive e-mail updates.