MISO will be performing maintenance on its Physical Scheduling tools which will affect E-tag approval activity and access to webTrans.
Time of maintenance:
Wednesday May 14th, 2025, 13:40-14:40 EDT
During this time:
- MISO will not be approving any non-Reliability E-tag requests.
- MISO customers will not have access to webTrans or webTrans data.
- MISO members will not have access to webTrans or webTrans data.
- During such time that MISO can support non-Reliability E-tag requests, MISO will be honoring TBD hourly non-firm next-hour only transmission reservations on tags as documented in Section 6.4 of the MISO Tariff BPM during this period.
- New TSRs may be submitted and will be processed once maintenance is complete.
Please contact Generation & Interchange at 317-249-5511 if you have any questions.