Yes, there is: "e. Are you an unlawful user of, or addicted to, marijuana, or any depressant, stimulant, or narcotic drug, or any other controlled substance?" Under 18 USC § 922(g): Innocent until proven guilty is a principle courts and juries are supposed to follow at trial, if a case gets that far. There are many rights you can lose by being arrested - the right not to be locked up in jail by the government, for instance. Wanna kill these ads? We can help!