(a) Any person on Federal property is prohibited from knowingly carrying or otherwise possessing a firearm or other dangerous weapon, as defined by 18 U.S.C. 921 and 930, whether carried or otherwise possessed either openly or concealed, unless authorized by 18 U.S.C. 930(d).

(b) Any person on Federal property is prohibited from knowingly carrying or otherwise possessing explosives, as defined by 18 U.S.C. 841,or,whether,except,Designated,FPS,or.