The owner or managing operator of a towing vessel, who has selected the TSMS option, must document compliance with this subpart as follows:
(a) For vessels under the external survey program, provide objective evidence of compliance with § 137.310.
(b) For vessels under the internal survey program, provide objective evidence of compliance with § 137.315.
(c) Provide objective evidence that the vessel has undergone a drydock and internal structural examination, including options permitted in § 137.320 or § 137.322.