§ 718e. Loans and transfers, alteration, and reproduction of stamps
(a)
 In general 
No person to whom has been sold a Migratory Bird Hunting and Conservation Stamp, validated as provided in section 
718a of this title, shall loan or transfer such stamp to any person during the period of its validity; nor shall any person other than the person validating such stamp use it for any purpose during such period.
(b)
 Alteration 
Except as provided in clauses (i) and (ii) of section 
504
(l)(D) [1] of title 
18, no person shall alter, mutilate, imitate, or counterfeit any stamp authorized by this subchapter, or imitate or counterfeit any die, plate, or engraving therefor, or make, print, or knowingly use, sell, or have in his possession any such counterfeit, die, plate, or engraving.
(c)
 Reproduction 
of Migratory Bird Hunting and Conservation Stamps authorized by sections 
718 to 
718b, 
718c, 
718d, and 
718f to 
718h of this title, which otherwise satisfies the requirements of clauses (ii) and (iii) of section 
504
(1) of title 
18. Any such reproduction shall be subject to those terms and conditions deemed necessary by the Secretary by regulation or otherwise and any proceeds received by the Federal Government as a result of such reproduction shall be paid, after deducting expenses for marketing, into the Migratory Bird Conservation Fund established under section 
718d of this title.
[1] So in original. Probably should be “504(1)(D)”.