In PMSA v. Aubry, 918 F.2d 1409 (9th Cir. 1990), several entities, including PMSA itself, brought suit against California s Labor Commissioner seeking to prevent the enforcement of the state s overtime pay laws with respect to employees providing off-shore transportation, clean-up, and other services to oil platforms located between 1 to 12 nautical miles off the California coast, id. at 1411-15.