The Gun Control Act of 1968, as amended, 18 U.S.C. 921, et seq., establishes the following categories of persons who are prohibited from receiving or possessing a firearm — any person pursuant to 18 U.S.C. 922(g) and (n) who:

-- has been convicted in any court of a crime punishable by imprisonment for a term exceeding one year;
-- is a fugitive from justice;
-- is an unlawful user of or addicted to any controlled substance;
-- has been adjudicated as a mental defective or who has been committed to a mental institution;
-- is an illegal or unlawful alien or a non-immigrant alien (with certain exceptions);
-- has been discharged from the Armed Forces under dishonorable conditions;
-- having been a citizen of the United States, has renounced his citizenship;
-- is subject to a domestic violence protection order that meets certain requirements;
-- has been convicted in any court of a misdemeanor crime of domestic violence; or
-- is under indictment for a crime punishable by imprisonment for a term exceeding one year.