during the most recent 12-month period, has met, at the expense of the individual, the standards for qualification in firearms training for active law enforcement officers, as determined by the former agency of the individual, the State in which the individual resides or, if the State has not established such standards, either a law enforcement agency within the State in which the individual resides or the standards used by a certified firearms instructor that is qualified to conduct a firearms qualification test for active duty officers within that State;