Certain qualified law enforcement officers and retired law enforcement officers allowed to carry a concealed firearm, and discharge a firearm, in a school zone

Section 922(q) of title 18, United States Code, is amended— (1) in paragraph (2)(B)— (A) by striking or at the end of clause (vi); and (B) by redesignating clause (vii) as clause (ix) and inserting after clause (vi) the following: (vii) by a qualified law enforcement officer (as defined in section 926B) who is authorized under such section to carry a concealed firearm, if the firearm is concealed; (viii) by a qualified retired law enforcement officer (as defined in section 926C) who is authorized under such section to carry a concealed firearm, if the firearm is concealed; or; and (2) in paragraph (3)(B)— (A) by striking or at the end of clause (iii); (B) by striking the period at the end of clause (iv) and inserting a semicolon; and (C) by adding at the end the following: (v) by a qualified law enforcement officer (as defined in section 926B) who is authorized under such section to carry a concealed firearm; or (vi) by a qualified retired law enforcement officer (as defined in section 926C) who is authorized under such section to carry a concealed firearm..