# The Traffic Signs Regulations and General Directions 2016, Paragraph 3

Extent: E+W+S

A warning, information, requirement, restriction or prohibition of a description mentioned in Part 3 must be conveyed by a plate (a “Part 3 plate”) which—
(a) has the legend for conveying that warning or information written in a manner which complies with the requirements as to size for a plate provided for in the diagram above the sign table in Part 2; and
(b) complies with the requirements as to colour and type in that diagram.

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Source: https://www.legislation.gov.uk/uksi/2016/362/schedule/3/part/1/paragraph/3 (the official version)
Page: https://openlegislation.uk/traffic-signs-regulations-and-general-directions-2016/schedule-3/part-1/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.