Tex. Util. Code § 58.301
An electing company with greater than five million access lines in this state shall reduce its switched access rates on a combined originating and terminating basis as follows:
(2) the electing company shall reduce switched access rates on a combined originating and terminating basis by an additional two cents a minute on the earlier of:
Added by Acts 1999, 76th Leg., ch. 1212, Sec. 45, eff. Sept. 1, 1999.