The purpose of the regulations in this subchapter is to set forth uniform minimum requirements for passenger vessels. The regulations are necessary to carry out the provisions of law affecting passenger vessels and such regulations have the force of law. The regulations in this subchapter (parts 70, 71, 72, 76, 77, 78, and 80) have preemptive effect over State or local regulations in the same field.
46 C.F.R. §70.01-1