Posted on Monday, February 23, 2026

XBRL US submitted a comment letter providing input on the Federal Energy Regulatory Commission (FERC) XBRL taxonomies, validation rules, and rendering files needed to file the FERC Form Nos. 1, 1-F, 2, 2-A, 3-Q electric, 3-Q natural gas, 6, 60, and 714 . The FERC will update the taxonomies to Version 2026-04-01.2,  effective starting with the first quarter 2026. The XBRL US letter made the following recommendations:

  • Provide release notes with taxonomy updates.
  • Continue providing updated materials when changes are made.
  • Provide detailed descriptions of problems resolved.

Read the letter: XBRL US Response FERC Docket NO. RM19-12-000

Read the FERC announcement.



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