# The Traffic Signs Regulations and General Directions 2016, Paragraph 2

Extent: E+W+S

This sign must not be placed as a repeater sign where—
(a) in relation to England, the road is subject to a maximum speed limit of 30 mph and has a system of carriageway lighting; or
(b) in relation to Wales, the road is subject to a maximum speed limit of 20 mph and has a system of carriageway lighting.

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Source: https://www.legislation.gov.uk/uksi/2016/362/schedule/10/part/4/paragraph/2 (the official version)
Page: https://openlegislation.uk/traffic-signs-regulations-and-general-directions-2016/schedule-10/part-4/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.