Under 1919.13(a), who must perform certification of a vessel's cargo gear and to what must that certification conform?
Certification of a vessel's cargo gear must be performed by accredited persons and must conform to the requirements in Subpart D of Part 1919 unless an exception applies. See 1919.13(a) and the general Part 1919 authority at 1919. For how accredited persons are recognized and the role they play, see the OSHA interpretation discussing accreditation and competent-person procedures at https://www.osha.gov/laws-regs/standardinterpretations/1977-04-26.