# The Hallmarking (International Convention) Order 2002, Article 3

Extent: E+W+S+N.I.

(1) The following marks are designated for the purposes of section 2 of the Act as marks recognised pursuant to the Convention, that is to say—
(a) except in a case in which the number is applied to the article by a person other than an assay office authorised as mentioned in sub-paragraph (b) below, a number in Arabic numerals indicating the standard of fineness of an article being—
(i) in the case of gold, 999, 916, 750, 585 or 375;
(ii) in the case of silver, 999, 925, 830 or 800;
(iii) in the case of platinum, 999, 950, 900 or 850; and
(iv) in the case of palladium, 999, 950 and 500.
(b) a mark which has been notified in accordance with the Convention as being the mark of an assay office authorised for the purposes of the Convention in the territory of a Contracting State other than the United Kingdom;
(c) The Common Control Mark comprising a number specified in sub-paragraph (a) above.
(2) The Common Control Mark consists of the representation of a balance together with the number in Arabic numerals showing the standard of fineness of the article in relief on a lined background surrounded by a shield indicating the nature of the precious metal. The shields are illustrated in Part 1 of Schedule 1 hereto; and examples of the Common Control Mark are illustrated in Part II of that Schedule.
(3) The marks referred to in paragraph (1)(b) are illustrated in Schedule 2 hereto.

---
Source: https://www.legislation.gov.uk/uksi/2002/506/article/3 (the official version)
Page: https://openlegislation.uk/hallmarking-international-convention-order-2002/article-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.