# Hallmarking Act 1973, Paragraph 12


Any small working parts contained within an article which for technical reasons are of a lower standard of fineness or of a less precious metal than the remainder of the article shall, if it is practicable to strike a mark on those parts, be struck with the standard mark only but shall otherwise be ignored for the purpose of determining which hallmarks are to be struck on the remainder of the article.

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Source: https://www.legislation.gov.uk/ukpga/1973/43/schedule/2/paragraph/12 (the official version)
Page: https://openlegislation.uk/hallmarking-act-1973/schedule-2/paragraph-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.