46 C.F.R. § 140.660
Vessel security
Each towing vessel must be operated in compliance with:
(a) The Maritime Transportation Security Act of 2002 (46 U.S.C. Chapter 701); and
(b) 33 CFR parts 101 and 104, as applicable.
Each towing vessel must be operated in compliance with:
(a) The Maritime Transportation Security Act of 2002 (46 U.S.C. Chapter 701); and
(b) 33 CFR parts 101 and 104, as applicable.