Regulations last checked for updates: Feb 13, 2026

Title 46 - Shipping last revised: Jan 15, 2026
§ 58.20-1 - Scope.

(a) The regulations in this subpart apply to fixed refrigeration systems for air conditioning, refrigerated spaces, cargo spaces, and reliquefaction of low temperature cargo installed on vessels.

(b) The regulations in this subpart do not apply to small self-contained units.

authority: 43 U.S.C. 1333; 46 U.S.C. 3306,3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation No. 00170.1, Revision No. 01.4
source: CGFR 68-82, 33 FR 18878, Dec. 18, 1968, unless otherwise noted.
cite as: 46 CFR 58.20-1