EL26-70-000 · 2026-08-14 · FERC

Letter order granting the MISO and MISO Transmission Owners abeyance motion over American Municipal Power's opposition

Read topic-matched comments in EL26-70

Topics in the text: Filing procedure · Cost allocation · Registry access

What the document says

Unpaginated filing

Five of six cases go into 90-day abeyance; responses are due November 16.

Therefore, responses to the Show Cause Order will be due on November 16, 2026, and answers to responses will be due on December 16, 2026. Source text

Unpaginated filing

A timely section 205 filing suspends that respondent's duty to answer the show-cause order.

then the obligation of the respondent(s) who have made such an FPA section 205 filing to file a response to the Show Cause Order will be suspended Source text

Unpaginated filing

FERC warns MISO that findings its 205 filings miss return to the show-cause case.

should their FPA section 205 filings not address all of the Commission’s preliminary findings in the Show Cause Order, the Commission will address those issues through the show cause proceeding Source text

Unpaginated filing

MISO plans a series of 205 filings, the first due by end of August.

MISO states that it intends to submit a series of FPA section 205 filings during the abeyance period, with the first filing by the end of August. Source text

Unpaginated filing

AMP opposed MISO's abeyance and wanted it conditioned on a compliance filing.

AMP asserts that, in the interest of expediting resolution of this matter, the Commission should condition abeyance on a future compliance filing by MISO. Source text

Unpaginated filing

FERC invites each respondent to say which tariff revisions justify ending the show-cause case.

we encourage MISO and/or Transmission Owners to explain, with specificity, which of their proposed Tariff revisions they believe resolve all or some of the Commission’s preliminary findings in the Show Cause Order Source text

Unpaginated filing

FERC wants the tariff changes in fast, with an effective date that respects existing deals.

we encourage MISO and/or Transmission Owners to propose an effective date that takes into account the necessary time to implement the proposed Tariff revisions and accommodate existing commercial arrangements Source text

Responses and related views

AMP wanted an enforceable route back to the show cause case

American Municipal Power · Related public statement

AMP opposed an unconditional delay and asked FERC to require a compliance filing. The order says FERC would return to the section 206 case for any preliminary finding MISO’s tariff filings did not address.

Discussion of AMP’s protest and Commission determination (unpaginated)

Source sections

Printed headings where available; page ranges otherwise. Excerpts below are selected from the text by keyword.

Opening text

opening text · Topic match: Filing procedure

Responses to the Show Cause Order are due on August 17, 2026, with answers due 30 days after the responses are filed.[fn:4] On August 3, 2026, pursuant to Rule 212 of the Commission’s Rules of Practice and Procedure,[fn:5] MISO and the MISO Transmission Owners (MISO TOs)[fn:6] filed a motion to…
Read this passage Filed comments: Cost allocation

Footnotes

Word notes · Topic match: Filing procedure

Abeyance Motion at 2 n.5. [fn:9] Show Cause Order, 195 FERC ¶ 61,212 at P 37. [fn:10] Id. [fn:11] Abeyance Motion at 9. [fn:12] Id. at 10. [fn:13] Id. at 4, 10. [fn:14] Id. at 11-12. [fn:15] Id. at 12. [fn:16] Id. at 12-13. [fn:17] Id. [fn:18] Id. at 13. [fn:19] Notice Establishing Answer Period,…
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