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.
July 2026 Rate Changes
There were no Transmission Rate changes in July of 2026.
June 2026 Billing Cycle
Preliminary transmission (Day 1) monthly settlement files for June 2026 will be posted to the market portal by 8am July 2, 2026. The files end with _D2.txt or _D2.xlsx
Final transmission (Day 1) monthly settlement files for June 2026 will be posted to the market portal by 8am July 8, 2026. The files end with _TS0.txt or _TS0.xlsx
The full schedule of 2026 billing cycle key dates is posted here.
|
YEAR |
TS0 |
TS1 |
R3 |
TS4 |
TS8 |
TS12 |
R16 |
|
2026 |
Jun-26 |
May-26 |
Mar-26 |
Feb-26 |
Oct-25 |
Jun-25 |
Feb-25 |
June 2026 Prior Period Adjustments
Continuing error secondary redirects from zero rate zone
· February 2025
· Affects Schedules 1, 8, 26, 33 and 45 for customer MAG and revenue recipients
· No interest will be applied
· Adjustments will be found on the Feb-25 settlement instance tab
SHECO Attachment O correction – ER26-628
· February – March 2026
· Affects Schedules 7,8,9 for customers in the ETTO pricing zone and out/through
· No interest will be applied
· Adjustments will be found on each settlement instance tab
Updated 6/29/2026
July 2026 Prior Period Adjustments
· None at this time.
Disclaimer: Adjustments and timing are subject to change.
Updated 6/29/2026