Leander, TX Noise Ordinances: Vehicle Noise (2026)

(d)Vehicle or mechanical equipment noise.(1)The continued or frequent sounding of any horn or other signal device on any automobile or other vehicle except as a danger or warning signal, or the creation by means of any such signal device of any unreasonably loud or harsh noise for any unnecessary purpose or unreasonable period of time;(2)The blowing of any steam whistle attached to any stationary boiler, except when giving notice of the time to commence or stop-work, or as a warning of danger;(3)The discharge into the open air of the exhaust of any fixed and stationary steam engine, stationary internal combustion engine, or motor vehicle or boat engine, except through an exhaust system in good working order and in constant operation to prevent excessive or unusual noise; provided that this subsection shall not apply to trains and locomotives;