# The Traffic Signs Regulations and General Directions 2016, Paragraph 39

Extent: E+W+S

The sign—
(a) may only be placed in connection with works involving—
(i) an alteration in the layout of a level crossing; or
(ii) the placing, removal or alteration of signs on or near a level crossing; and
(b) may be retained in place not later than the end of the period of three months beginning with the day of the completion of those works.

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Source: https://www.legislation.gov.uk/uksi/2016/362/schedule/14/paragraph/39 (the official version)
Page: https://openlegislation.uk/traffic-signs-regulations-and-general-directions-2016/schedule-14/paragraph-39
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.