; and (2) a description of how the applicant will use the grant to carry out or improve its handgun purchaser licensing program. (d) Eligibility requirements To be eligible for grants, an applicant shall have in effect handgun purchaser licensing laws that include the following provisions: (1) An individual applying for a handgun license or permit must be not less than 21 years old and be a national or lawful permanent resident of the United States. (2) Such an individual must apply for the handgun purchaser license or permit at a law enforcement agency in the State in which they reside. (3) Such an individual must reapply for the handgun purchaser license or permit after a period not longer than 5 years. (4) Such an individual must submit to a background investigation, and a criminal history check, in connection with their application, as established by the State. (5) Such an individual must submit fingerprints and photographs in connection with the application for the license or permit. (6) Such an individual must provide proof that the individual is legally present and lawfully resides in the United States, including a birth certificate, or valid passport. A lawful permanent resident must provide his or her alien registration number and 90-day proof of residency. A naturalized citizen must provide proof of citizenship. (7) Any individual who is prohibited from possessing a firearm under section 922(g) of title 18, United States Code, may not receive a license or permit. (e) Use of funds A recipient of a grant under this Act shall use such grant to improve handgun purchaser licensing programs of that grantee. 5. Authorization of appropriations There are authorized to be appropriated such sums as may be necessary to carry out this Act.