UN Regulation No. 28: Audible Warning Devices and Signals

Uniform Provisions Concerning the Approval of Audible Warning Devices and of Motor Vehicles with regard to their Audible Signals

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Date Reference Description Status
08 Jan 2019 GRB-69-04
UN R28: Proposal for a Supplement
Working Party Informal Audible Warning Devices and Signals Audible Warning Devices Uniform Provisions Concerning the Approval of Audible Warning Devices and of Motor Vehicles with regard to their Audible Signals Proposal to introduce a definition for "Electronic" to mean a principle of operation by electric or electro-magnetic force with amplifier and speaker or resonator in order to address new technologies enabling a driver-actuated audible signal of the presence of a vehicle in a dangerous traffic situation.
27 Jun 2019 GRBP/2019/26
UN R28: Proposal for a Supplement
Working Party Working Audible Warning Devices and Signals Audible Warning Devices Uniform Provisions Concerning the Approval of Audible Warning Devices and of Motor Vehicles with regard to their Audible Signals Proposal to define "electronic" as a "principle of operation by electric or electro-magnetic force with amplifier and speaker or resonator".
19 Dec 2019 WP.29/2020/3
UN R28: Proposal for Supplement 6
World Forum Working Audible Warning Devices and Signals Audible Warning Devices Uniform Provisions Concerning the Approval of Audible Warning Devices and of Motor Vehicles with regard to their Audible Signals Proposal to define “electronic” as a “principle of operation by electric or electro-magnetic force with amplifier and speaker or resonator”.