19.—Section 10 of the Principal Act is hereby amended by—

(a) the substitution of "any person" for "any firearms dealer" and "such person" for "such firearms dealer" in subsection (2), and

(b) the substitution for subsection (4) of the following subsection:

" (4) It shall not be lawful for any registered firearms dealer to return to any person a firearm or ammunition given to the dealer for repair, test or proof unless the person—

(a) produces a firearm certificate authorising him to have possession of the firearm or ammunition, or

(b) proves to the satisfaction of the dealer that he is entitled to have possession of the firearm or ammunition without having a firearm certificate therefor, and".

(c) the insertion in paragraph (b) of subsection (6) after "letting on hire" of ", giving" and after "hiring" of ", receiving".