The 223 is not baned as it is not classified as a pistole round. nether is the 7.62x39 yet the specialty ammo is prohibited for import. The 7.62x51 aka 308 is classified as a pistol round the intelligent people at the BATF. TC, Remington, Lone Eagle, Savage, H&R... all make a pistol that shoot a 308 round and in the early 1990 7.62x51 AP ammo was very plentiful. So they banned the use ownership and transfer of 7.62x51 aka 308. Even though the same companies make the same guns in all other cal. You can still buy sell and own 7.62x39 AP and Lake City ss109 223. the law states AP ammo can not be a pistol round and has to be US made or imported pre 2005.