tis a federal mandate:
18 usc §922 Unlawful acts.
(b) It shall be unlawful for any licensed importer, licensed manufacturer, licensed dealer, or licensed collector to sell or deliver—
(1) any firearm or
ammunition to any individual who the licensee knows or has reasonable cause to believe is
less than eighteen years of age, and, if the firearm
or ammunition is other than a shotgun or rifle, or ammunition for a shotgun or rifle, to any individual who the licensee knows or has reasonable cause to believe is
less than twenty-one years of age;
page 8 in the following cite:
https://www.atf.gov/files/publications/download/p/atf-p-5300-4.pdf
922 (x) (1) It shall be unlawful
for a person to sell, deliver, or otherwise transfer to a person who the transferor knows or has reasonable cause to believe is a juvenile—
(A) a handgun; or
(B) ammunition that is suitable for use only in a handgun.
(2) It shall be unlawful for any person who is a juvenile to knowingly possess—
(A) a handgun; or
(B) ammunition that is suitable for use only in a handgun.
page 14 same reference.
that federal code enough?
ipse