(a) The owner or managing operator of a towing vessel that has selected the TSMS option and who has chosen to demonstrates compliance through an external survey program must:

1. (1) Have the vessel examined by a surveyor from a TPO at the intervals prescribed in § 137.300;
2. (2) Ensure the examination is conducted in accordance with § 137.325;
3. (3) Ensure the TSMS applicable to the vessel includes policies and procedures for complying with this section; and
4. (4) Make the applicable sections of the TSMS available to the surveyor.