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

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

No earlier Federal Register document under regulation identifier 1904-AG17 since Jan. 1, 2025.

Since then:

• Sept. 2, 2026 Notification of stay. Repeal of Fossil Fuel Restrictions for New Federal Buildings and Major Renovations of Federal Buildings

What happens next and when

As of April 20, 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), is further stayed until September 1, 2026.

The agency's dates, word for word.

Check it yourself

• The document in the Federal Register
• Docket EERE-2026-FEMP-0067 on Regulations.gov
• Title 10 on eCFR

The record as published

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