Stay informed of changes to transmission rates and review billing cycle communications. Rate updates are posted monthly, reflecting any changes from the prior month. Billing cycle notices will be posted when statements are available for download on the portal. Learn which months are being resettled and know what to expect in the current and upcoming billing cycles.
October 2025 Rate Changes
There were no Transmission Rate changes in October of 2025.
October 2025 Billing Cycle
Preliminary transmission (Day 1) monthly settlement files for October 2025 will be posted to the market portal by 8am November 4, 2025. The files end with _D2.txt or _D2.xlsx
Final transmission (Day 1) monthly settlement files for October 2025 will be posted to the market portal by 8am November 7, 2025. The files end with _TS0.txt or _TS0.xlsx
The full schedule of 2025 billing cycle key dates is posted here.
https://cdn.misoenergy.org/2025%20Transmission%20Settlements%20Billing%20Cycle%20Key%20Dates666671.pdf?v=20241212093257
|
YEAR |
TS0 |
TS1 |
TS4 |
TS8 |
TS12 |
R58 |
R59 |
R60 |
|
2025 |
Oct-25 |
Sep-25 |
Jun-25 |
Feb-25 |
Oct-24 |
Dec-20 |
Nov-20 |
Oct-20 |
October 2025 Prior Period Adjustments
ROE Resettlement for Rate Year 2020 – EL14-12
· January 1, 2020 - December 31, 2020
· Affects Schedules 7, 8, 9, 26, 26A, 26C, 37, 38, 42B and 45
· Interest will be applied
· Adjustments for January – September will be found on the Pass Throughs tab
· Adjustments for October - December will be found on the appropriate settlement instance tab
Updated 10/30/2025
November 2025 Prior Period Adjustments
ROE Resettlement for Rate Year 2021 – EL14-12
· January 1, 2021 - December 31, 2021
· Affects Schedules 7, 8, 9, 26, 26A, 26C, 37, 38, 42B and 45
· Interest will be applied
· Adjustments will be found on each settlement instance tab
December 2025 Prior Period Adjustments
· No adjustments at this time.
Disclaimer: Adjustments and timing are subject to change.
Updated 10/30/2025