# The Electricity Safety, Quality and Continuity Regulations 2002, Paragraph 3


The symbol shall not occupy more than 50 per cent of the area within the triangle.

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Source: https://www.legislation.gov.uk/uksi/2002/2665/schedule/1/paragraph/3 (the official version)
Page: https://openlegislation.uk/electricity-safety-quality-and-continuity-regulations-2002/schedule-1/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.