kev74
20×102mm Vulcan
Explosion of Gun Ownership in Puerto Rico
On January 1st, 2020, The Puerto Rico Weapons Act of 2020 went into effect to bring Puerto Rican law into greater alignment with US law.
www.ammoland.com
Article says the island recognises all other permits. And SBR's and shotguns are sold over the counter w/o tax stamps. I might have to start going back to visit there!