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Final ruleTakes effect Feb. 28, 2027

Safety Zone; Massachusetts Bay, Boston, MA

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register Nov. 13, 2026. Document 2026-23148. Updated Nov. 13, 2026.

What it does

The Coast Guard is establishing temporary moving safety zones for certain portions of the navigable water of Massachusetts Bay, 22 miles northeast of Boston, MA. The safety zones are needed to protect personnel, vessels, and the maritime public from potential hazards created by subsea demolition operations. Entry of vessels or persons into this zone is prohibited unless specifically authorized by the Captain of the Port, Sector Boston, or their designated representative.

The Coast Guard's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 33 of the Code of Federal Regulations:

33 CFR 165

Compared with

The Coast Guard has published 344 final rules in 2026 so far, compared with 224 in all of 2025.

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

What happens next and when

This rule is effective from 11:59 p.m. February 28, 2027, through 8 a.m. September 30, 2027.

The agency's dates, word for word.

Document number2026-23148
ActionTemporary final rule.
AgenciesHomeland Security Department; Coast Guard
PublishedNov. 13, 2026
Effective dateFeb. 28, 2027
Regulation identifier (RIN)1625-AA00
DocketUSCG-2026-1071

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