Tex. Penal Code § 22.08: AIDING SUICIDE.

(a) A person commits an offense if, with intent to promote or assist the commission of suicide by another, he aids or attempts to aid the other to commit or attempt to commit suicide.

(b) An offense under this section is a Class C misdemeanor unless the actor's conduct causes suicide or attempted suicide that results in serious bodily injury, in which event the offense is a state jail felony.

Acts 1973, 63rd Leg., p. 883, ch. 399, Sec. 1, eff. Jan. 1, 1974. Amended by Acts 1993, 73rd Leg., ch. 900, Sec. 1.01, eff. Sept. 1, 1994.