Gun Laws > Permits Iowa requires an annually renewed permit to acquire pistols or revolvers, unless the purchaser holds a valid permit to carry firearms. An unlimited number of handguns can be purchased with either permit.
Gun Laws > Prohibited firearms It is illegal, with limited exceptions, to knowingly possess a machine gun, short-barreled rifle, short-barreled shotgun, silenced firearm, or any part or combination of parts designed or intended to be used to convert any device into a prohibited firearm.