Purchasing of rifles and shotguns by nonresidents

Residents of a state other than Washington may purchase rifles and shotguns, except those firearms defined as semiautomatic assault rifles, in Washington: PROVIDED, That such residents conform to the applicable provisions of the federal Gun Control Act of 1968, Title IV, Pub. L. 90-351 as administered by the United States secretary of the treasury: AND PROVIDED FURTHER, That such residents are eligible to purchase or possess such weapons in Washington and in the state in which such persons reside: AND PROVIDED FURTHER, That such residents are subject to the procedures and background checks required by this chapter.