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.
Rate changes were processed for the following items:
Schedule 1:
· Updated Schedule 1 expense amounts for Historical Transmission Owners. Updated divisors from the Attachment Os.
· The MISO average rate increased .904%
Schedules 7, 8 & 9:
· Annual Rate Update of Annual Transmission Revenue Requirement (ATRR) for Historical Transmission Owners, Updated divisors from the Attachment Os.
· The MISO Schedule 7, 8 and 9 rate decreased by 0.01%
Schedules 26, 37 & 38:
· Annual Rate Update of Attachment GG Annual Transmission Revenue Requirement (ATRR) for Historical Transmission Owners, Updated divisors from the Attachment Os.
· The MISO average rate decreased by 1.21%
Schedules 26-A:
· Annual Rate Update of Attachment MM Annual Transmission Revenue Requirement (ATRR) for Historical Transmission Owners, Updated divisors from the Attachment Os.
· The overall Revenue Requirement increased by 0.04%
Schedules 26-C:
· Updated Revenue requirement (ATRR) for IPL’s (TMEPS) Project 16228.
· The overall Revenue Requirement decreased by 6.20%.
Schedule 33:
· Updated the Blackstart Service Revenue Requirement for participating Blackstart units. Updated the divisors for the Historical Transmission Owners as part of the June Rate Update.
· The MISO system average rate decreased by 0.84%
Schedule 41:
· Annual update of Annual Transmission Revenue Requirement (ATRR) for Historical Transmission Owners. Updated the divisors for the Historical Transmission Owners as part of the June Rate Update.
· The overall Revenue Requirement increased by 31.63%
Schedule 42B:
· Annual update of Annual Transmission Revenue Requirement (ATRR) for historical Transmission Owners. Updated the divisors for the Historical Transmission Owners as part of the June Rate Update.
· The overall Revenue Requirement decreased by 4.58%
Schedule 45:
· Updated the divisors for the Historical Transmission Owners as part of the June Rate Update.
· The MISO system average rate decreased by 1.07%
June 2025 Billing Cycle
Preliminary transmission (Day 1) monthly settlement files for June 2025 will be posted to the market portal by 8am July 2, 2025. The files end with _D2.txt or _D2.xlsx
Final transmission (Day 1) monthly settlement files for June 2025 will be posted to the market portal by 8am July 8, 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 |
R5 |
TS8 |
R9 |
TS12 |
R13 |
|
2025 |
Jun-25 |
May-25 |
Feb-25 |
Jan-25 |
Oct-24 |
Sep-24 |
Jun-24 |
May-24 |
June 2025 Prior Period Adjustments
Pelican Power LLC (PELI) Overcharge Correction
· May 2024, September 2024, January 2025
· Affects Schedules 1,10 and 33
· No Interest
· Affects customer PELI and all revenue recipients.
· Adjustments will be found on the R5, R9 and R13 settlement instance tabs.
Updated 6/27/2025
July 2025 Prior Period Adjustments
ROE Resettlement for Rate Year 2017 – EL14-12
· January 1, 2017 - December 31, 2017
· Affects Schedules 7, 8, 9, 26, 26A, 37, 38, 42B and 45
· Interest will be applied
· Adjustments will be found on the Pass Throughs tab
ROE Resettlement for Rate Year 2018 – EL14-12
· January 1, 2018 - December 31, 2018
· Affects Schedules 7, 8, 9, 26, 26A, 37, 38, 42B and 45
· Interest will be applied
· Adjustments will be found on the Pass Throughs tab
August 2025 Prior Period Adjustments
· No adjustments at this time
Disclaimer: Adjustments and timing are subject to change.
Updated 6/27/2025