(a) Unless prohibited by Chapter 522, and except as provided by Subsection (b), the license holder may operate any vehicle of the type for which that class of license is issued and any lesser type of vehicle other than a motorcycle.(b) Subsection (a) does not prohibit a license holder from operating a lesser type of vehicle that is:(1) a motorcycle described by Section 521.001(a)(6-a) or an autocycle as defined by Section 501.008; or(2) a type of motorcycle defined by the department under Section 521.001(c) and designated by the department as qualifying for operation under this section. Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.Amended by: Acts 2009, 81st Leg., R.S., Ch. 722 (S.B. 129), Sec. 4, eff. September 1, 2009.Acts 2009, 81st Leg., R.S., Ch. 967 (H.B. 3599), Sec. 2, eff. September 1, 2009.Acts 2009, 81st Leg., R.S., Ch. 1391 (S.B. 1967), Sec. 3, eff. September 1, 2009.Acts 2015, 84th Leg., R.S., Ch. 67 (S.B. 449), Sec. 4, eff. May 22, 2015.Acts 2015, 84th Leg., R.S., Ch. 1217 (S.B. 1756), Sec. 4, eff. June 19, 2015.Acts 2019, 86th Leg., R.S., Ch. 882 (H.B. 3171), Sec. 1.02, eff. September 1, 2019.