46 CFR § 154.465
General
April 15, 2021
If the design temperature is below −10 °C (14 °F), the cargo tank insulation must prevent the temperature of the vessel's hull from cooling below the minimum temperature allowed under §154.172.
If the design temperature is below −10 °C (14 °F), the cargo tank insulation must prevent the temperature of the vessel's hull from cooling below the minimum temperature allowed under §154.172.