By: Elkins H.B. No. 2691 A BILL TO BE ENTITLED AN ACT relating to audible warning devices on motor vehicles. BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF TEXAS: SECTION 1. Section 547.501(d), Transportation Code, is amended to read as follows: (d) A warning device, including a horn, may not emit a sound that: (1) exceeds an objective loudness standard prescribed by the department, measured in decibels or another appropriate measure; (2) is an unreasonably [loud or] harsh sound or a whistle. SECTION 2. This Act takes effect September 1, 2013.