# The Rail Vehicle Accessibility (Non-Interoperable Rail System) Regulations 2010, Paragraph 2: Flashing lights


Any flashing lights installed on or inside a rail vehicle which are designed to be operated for the attention of passengers must not flash at a greater frequency than 2 hertz or 2 flashes per second.

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Source: https://www.legislation.gov.uk/uksi/2010/432/schedule/1/part/2/paragraph/2 (the official version)
Page: https://openlegislation.uk/rail-vehicle-accessibility-non-interoperable-rail-system-regulations-2010/schedule-1/part-2/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.