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Final rule

Repeal of Fossil Fuel Restrictions for New Federal Buildings and Major Renovations of Federal Buildings

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register Sept. 2, 2026. Document 2026-17979. Updated Nov. 6, 2026.

What it does

The Department of Energy (DOE) is reviewing its recent guidance related to the implementation of newly adopted provisions regarding Clean Energy for New Federal Buildings and Major Renovations of Federal Buildings (CER). While DOE reviews the CER implementation guidance, DOE is staying the compliance date for the newly adopted provisions in the Code of Federal Regulations (CFR).

The Energy Department's summary, as published in the Federal Register.

What changed in the regulation

2 parts of Title 10 of the Code of Federal Regulations:

10 CFR 433, 10 CFR 435

Compared with

The Energy Department has published 18 final rules in 2026 so far, compared with 33 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

Before this

1 earlier Federal Register document under regulation identifier 1904-AG17 since Jan. 1, 2025.

What happens next and when

As of September 2, 2026, the compliance date for 10 CFR part 433, subpart B and 10 CFR part 435, subpart B, published at 89 FR 35384 (May 1, 2024), and stayed at 90 FR 18911 (May 5, 2025), and further stayed until September 1, 2026, at 91 FR 20868 (Apr. 20, 2026), is further stayed until March 1, 2027.

The agency's dates, word for word.

Document number2026-17979
ActionNotification of stay.
AgenciesEnergy Department
PublishedSept. 2, 2026
Regulation identifier (RIN)1904-AG17
DocketEERE-2026-FEMP-0067

Source: the Federal Register (public domain). The document in the Federal Register