Regulations last checked for updates: Dec 19, 2025

Title 33 - Navigation and Navigable Waters last revised: Dec 12, 2025
§ 147.15 - Extent of safety zones.

A safety zone establishment under this part may extend to a maximum distance of 500 meters around the OCS facility measured from each point on its outer edge or from its construction site, but may not interfere with the use of recognized sea lanes essential to navigation.

authority: 14 U.S.C. 544; 43 U.S.C. 1333; 33 CFR 1.05-1; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.4
source: CGD 78-160, 47 FR 9386, Mar. 4, 1982, unless otherwise noted.
cite as: 33 CFR 147.15