46 U.S.C. § 9306
State regulation prohibited
A State or political subdivision of a State may not regulate or impose any requirement on pilotage on the Great Lakes.
( Pub. L. 98–89 , Aug. 26, 1983 , 97 Stat. 559 .)
A State or political subdivision of a State may not regulate or impose any requirement on pilotage on the Great Lakes.
( Pub. L. 98–89 , Aug. 26, 1983 , 97 Stat. 559 .)