41 C.F.R. § 102-117.145 What are coastwise laws?
Title 41 - Public Contracts and Property Management
Coastwise laws refer to laws governing shipment of freight, household goods and passengers by water between points in the United States or its territories. The purpose of these laws is to assure reliable shipping service and the existence of a maritime capability in times of war or national emergency (see section 27 of the Merchant Marine Act of 1920, 46 App. U.S.C. 883, 19 CFR 4.80).
Title 41: Public Contracts and Property Management
PART 102–117—TRANSPORTATION MANAGEMENT
Subpart D—Restrictions That Affect International Transportation of Freight and Household Goods
§ 102-117.145 What are coastwise laws?

