Tex. Occ. Code § 1802.003
A political subdivision of this state may not levy on or collect from an auctioneer a license tax or fee as a regulatory or revenue measure or require the licensing of an auctioneer, if the auctioneer holds a license under this chapter and is in compliance with this chapter.
Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.
Acts 2013, 83rd Leg., R.S., Ch. 1048 (H.B. 3038), Sec. 2, eff. June 14, 2013.