46 C.F.R. § 154.500 Cargo and process piping standards.
Title 46 - Shipping
The cargo liquid and vapor piping and process piping systems must meet the requirements in §§154.503 through 154.562, Subparts 56.01 through 56.35, §§56.50–20 and 56.50–105, and Subparts 56.60 through 56.97 of this chapter.
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
§ 154.500 Cargo and process piping standards.