▁or ▁rep lic as ▁have ▁to ▁be ▁carried ▁and ▁purchased ▁under ▁modern ▁Ohio ▁regul atory ▁law . ▁ ▁While ▁there ▁are ▁restrictions ▁against ▁purch asing ▁a ▁long ▁gun ▁under ▁ 1 8 ▁years ▁of ▁age ▁and ▁purch asing ▁a ▁hand gun ▁under ▁ 2 1 ▁years ▁of ▁age , ▁there ▁are ▁no ▁restrictions ▁against ▁possess ing ▁a ▁long ▁gun ▁under ▁the ▁age ▁of ▁ 1 8 ▁or ▁possess ing ▁a ▁hand gun ▁under ▁the ▁age ▁of ▁ 2 1 . ▁Ohio ▁law ▁is ▁silent ▁on ▁ 8 0 % ▁rece ivers ▁and ▁other ▁fire ar ms ▁parts , ▁as ▁well ▁as ▁manufact uring ▁one ' s ▁own ▁fire arm . ▁One ▁may ▁open ly ▁carry ▁a ▁long ▁gun ▁or ▁hand gun ▁under ▁the ▁respective ▁purch asing ▁ages , ▁per ▁se . ▁ ▁One ▁may ▁not ▁furn ish ▁or ▁sell ▁a ▁long ▁gun ▁to ▁anyone ▁under ▁the ▁age ▁of ▁ 1 8 , ▁nor ▁furn ish ▁or ▁sell ▁a ▁hand gun ▁to ▁anyone ▁under ▁the ▁age ▁of ▁ 2 1 . ▁The ▁law ▁is ▁silent ▁on ▁furn ishing ▁or ▁s elling ▁am mun ition , ▁components ▁or ▁access ories . ▁ ▁Sum mary ▁table ▁ ▁Con ce aled ▁Car ry ▁In ▁April ▁ 2 0 0 4 , ▁Ohio ▁became ▁the ▁ 4 6 th ▁state ▁to ▁legal ize ▁conce aled ▁carry ▁and ▁its ▁stat ute ▁went ▁into ▁effect . ▁The ▁law ▁( Oh io ▁Re vised ▁Code ▁[ O . R . C .] ▁ 2 9 2 3 . 1 2 ,