Regulations last checked for updates: Feb 13, 2026

Title 46 - Shipping last revised: Jan 15, 2026
§ 50.20-30 - Alternative materials or methods of construction.

When new or alternative materials, procedures, designs, or methods of construction are submitted for approval and are not addressed by regulations, the Commandant will act to approve or disapprove.

authority: 43 U.S.C. 1333; 46 U.S.C. 3306,3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.3; Section 50.01-20 also issued under the authority of 44 U.S.C. 3507.
source: CGFR 68-82, 33 FR 18808, Dec. 18, 1968, unless otherwise noted.
cite as: 46 CFR 50.20-30