46 C.F.R. § 154.534 Cargo pumps and cargo compressors.
Title 46 - Shipping
Cargo pumps and cargo compressors must shut-down automatically when the quick-closing shut-off valves under §§154.530 and 154.532 are closed by the emergency shut-down system required under §154.540.
Title 46: Shipping
PART 154—SAFETY STANDARDS FOR SELF-PROPELLED VESSELS CARRYING BULK LIQUEFIED GASES
Subpart C—Design, Construction and Equipment
Cargo and Process Piping Systems
§ 154.534 Cargo pumps and cargo compressors.

