This subpart applies:

(a) If you are a responsible person who owns a vessel(s) registered in the U.S. and engaged on a foreign voyage(s), or holds certificates or endorsement of such voyages;

(b) If you are a responsible person who owns a vessel(s) registered in the U.S. and volunteer to meet the standards of this part and Chapter IX of SOLAS;

(c) To all foreign vessels engaged on a foreign voyage, bound for ports or places under the jurisdiction of the U.S., and subject to Chapter IX of SOLAS; or

(d) If you are a recognized organization authorized by the U.S. to complete safety management audits and certification required by this part.