The Home Port Doctrine is a principle of United States law resulting from the Foreign Commerce Clause of the Constitution. It establishes that no state or local government can impose a property tax on commerce having its home port in another country as no taxable situs exists.
The Home Port Doctrine is a principle of United States law stemming from the Foreign Commerce Clause of the Constitution. It sets forth that no state or local government can levy a property tax on commerce having its principal place of business abroad, as no taxable situs exists.