It is lawful to possess a machine gun that is legally registered and possessed in compliance with all federal laws and regulations.
- It shall be unlawful for any person "not duly authorized under federal law" to make, manufacture, sell or possess any firearm muffler or silencer or armor piercing ammunition "as defined in federal law."
- Generally no unit of local government may adopt an ordinance that restricts the possession, transportation, sale, transfer, or ownership of firearms or ammunition or their components.
- No local unit of government may regulate the discharge of shotguns, air guns BB guns or bow and arrow on tracts of land over 10 acres. No local unit of government may regulate the discharge of center-fire or rimfire rifles, pistols, revolvers or muzzleloaders on tracts of land over 50 acres in size.
These firearms include: pistols, revolvers, rifles with barrels of less than 16 inches in length, shotguns with barrels of less than 18 inches in length, machine guns or any fully automatic firearms or a muffler or silencer for firearms.