46 C.F.R. § 173.001 Applicability.
Title 46 - Shipping
Each vessel that is engaged in one of the following activities must comply with the applicable provisions of this part: (a) Lifting. (b) Training (schoolship). (c) Oceanographic research. (d) Towing.
Title 46: Shipping
PART 173—SPECIAL RULES PERTAINING TO VESSEL USE
Subpart A—General
§ 173.001 Applicability.