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.



Upcoming XBRL US Events

AI Meets Auditing: Build Smarter Accounting Estimates with Multi-Agent LLMs
Wednesday, April 1, 2026

Reporting Modernization Work Group Meeting
Tuesday, April 14, 2026

Communications & Services Steering Committee Meeting
Tuesday, April 21, 2026

Domain Steering Committee Meeting
Tuesday, April 21, 2026

States Step In: Corporate Climate Reporting
Tuesday, April 21, 2026

Standard Government Reporting Work Group Meeting
Tuesday, April 28, 2026

AI and Structured Data Forum: Optimizing Performance
Friday, May 15, 2026

Center for Data Quality Committee Meeting
Thursday, June 25, 2026