46 C.F.R. § 32.55-15 Ventilation for hold spaces—TB/ALL.
Title 46 - Shipping
Hold spaces containing independent cargo tanks shall be considered to be equivalent to cargo pumprooms and shall be ventilated and safeguarded as such.
Title 46: Shipping
PART 32—SPECIAL EQUIPMENT, MACHINERY, AND HULL REQUIREMENTS
Subpart 32.55—Ventilation and Venting
§ 32.55-15 Ventilation for hold spaces—TB/ALL.