(a) Except as provided by Sections 521.342(b), 521.344(a), (b), (d), (e), (f), (g), (h), and (i), 521.345, 521.346, 521.3465, and 521.351, a suspension under this subchapter is for one year.(b) If a license is suspended under this subchapter for a subsequent period, the subsequent suspension is for 18 months except as otherwise provided by a section listed in Subsection (a).(c) Except as provided by Section 521.457(h), if the license holder is convicted of operating a motor vehicle while the license to operate a motor vehicle is cancelled, disqualified, suspended, revoked, or denied, the period is extended for 90 days, in addition to any penalty assessed under this chapter or Chapter 522. Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995. Amended by Acts 1997, 75th Leg., ch. 851, Sec. 3, eff. Sept. 1, 1997.Amended by: Acts 2005, 79th Leg., Ch. 1056 (H.B. 1357), Sec. 2, eff. September 1, 2005.Acts 2023, 88th Leg., R.S., Ch. 43 (H.B. 842), Sec. 2, eff. September 1, 2023.Acts 2023, 88th Leg., R.S., Ch. 142 (S.B. 347), Sec. 1, eff. September 1, 2023.