Regulations last checked for updates: May 04, 2025

Title 33 - Navigation and Navigable Waters last revised: Apr 29, 2025
§ 157.148 - COW system: Evidence for inspections.

(a) Before the inspections under § 157.140 are conducted by the Coast Guard, the owner or operator of a foreign tank vessel that is to be inspected must submit to the Coast Guard inspector evidence that the COW system has been installed in accordance with the plans accepted under § 157.106.

(b) Before the inspections under § 157.140 are conducted by the Coast Guard, the owner or operator of a tank vessel that is to be inspected must submit to the Coast Guard inspector evidence that the COW piping system has passed a test of 1 1/2 times the design working pressure.

authority: 33 U.S.C. 1903; 46 U.S.C. 3703,3703a; Department of Homeland Security Delegation No. 0170.1. Subparts G, H, and I are also issued under section 4115(b), Pub. L. 101-380, 104 Stat. 520; Pub. L. 104-55, 109 Stat. 546
source: CGD 74-32, 40 FR 48283, Oct. 14, 1975, unless otherwise noted.
cite as: 33 CFR 157.148