By: Frazier H.B. No. 45       A BILL TO BE ENTITLED   AN ACT   relating to the definition of firearm for purposes of certain   criminal offenses.          BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF TEXAS:          SECTION 1.  Section 46.01(3), Penal Code, is amended to read   as follows:                (3)  "Firearm" means any device designed, made, or   adapted to expel a projectile through a barrel by using the energy   generated by an explosion or burning substance or any device   readily convertible to that use. Firearm does not include:                      (A)  a firearm that may have, as an integral part,   a folding knife blade or other characteristics of weapons made   illegal by this chapter and that is:                            (i) [(A)]  an antique or curio firearm   manufactured before 1899; or                            (ii) [(B)]  a replica of an antique or curio   firearm manufactured before 1899, but only if the replica does not   use rim fire or center fire ammunition; or                      (B)  a less-lethal projectile device.          SECTION 2.  Section 46.01, Penal Code, is amended by adding   Subdivision (21) to read as follows:                (21)  "Less-lethal projectile device" means any   weapon, device, or munition that is designed, made, or adapted to   expel a projectile or multiple projectiles against a target to   temporarily incapacitate the target while minimizing the risk of   serious bodily injury or death.          SECTION 3.  The change in law made by this Act applies only   to an offense committed on or after the effective date of this Act.   An offense committed before the effective date of this Act is   governed by the law in effect on the date the offense was committed,   and the former law is continued in effect for that purpose. For   purposes of this section, an offense was committed before the   effective date of this Act if any element of the offense occurred   before that date.          SECTION 4.  This Act takes effect on the 91st day after the   last day of the legislative session.