Regulations last checked for updates: Feb 12, 2026

Title 46 - Shipping last revised: Jan 15, 2026
§ 98.25-65 - Filling density.

(a) The filling density, or the percent ratio of the liquefied gas that may be loaded in the tank to the weight of the water the tank will hold at 60 °F., shall not exceed 56 percent for unlagged tanks and 58 percent for lagged or refrigerated tanks.

authority: 33 U.S.C. 1903; 46 U.S.C. 3306,3307,3703; 49 U.S.C. App. 1804; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1
source: CGFR 65-50, 30 FR 17022, Dec. 30, 1965, unless otherwise noted.
cite as: 46 CFR 98.25-65