27 CFR § 478.30 - Out-of-State disposition of firearms by nonlicensees.
No nonlicensee shall transfer, sell, trade, give, transport, or deliver any firearm to any other nonlicensee, who the transferor knows or has reasonable cause to believe does not reside in (or if the person is a corporation or other business entity, does not maintain a place of business in) the State in which the transferor resides: Provided, That the provisions of this section:
(a) shall not apply to the transfer, transportation, or delivery of a firearm made to carry out a bequest of a firearm to, or any acquisition by intestate succession of a firearm by, a person who is permitted to acquire or possess a firearm under the laws of the State of his residence; and
(b) shall not apply to the loan or rental of a firearm to any person for temporary use for lawful sporting purposes.