Regulatory Delivery Directorate
Department for Business and Trade
Stanton Avenue
UK - TEDDINGTON TW11 OJZ
T. +44 20 8943 72 64
richard.sanders@businessandtrade.gov.uk
http://www.gov.uk/regulatorydelivery
Birmingham Assay Office
1 Moreton Street
UK - BIRMINGHAM B1 3AX
T. +44 1212366951
doug.henry@theassayoffice.co.uk
http://www.assayofficebirmingham.com
Edinburgh Assay Office
Goldsmith’ Hall
24 Broughton Street
UK - EDINBURGH EH1 3RH
T. +44 1315561144
s.walter@edinburghassayoffice.co.uk
http://www.edinburghassayoffice.co.uk
London Assay Office
Goldsmiths' Hall
Gutter Lane
UK - LONDON EC2V 8AQ
customerservice@assayofficelondon.co.uk
http://www.thegoldsmiths.co.uk
Sheffield Assay Office
Guardians' Hall, Beulah Road
Hillsborough
UK - SHEFFIELD S6 2AN
T. +44 1142312121
carsona@assayoffice.co.uk
http://www.assayoffice.co.uk
The information provided in the table below serves a purely informative purpose and does not have any official or legal status (see disclaimer). To ascertain that the information is still correct and up-to-date, please contact the authorised Assay Office.
| Status | Contracting State |
|---|---|
| Control system | Compulsory |
| Legal precious metals & standards of fineness* | |||
|---|---|---|---|
| Platinum | Gold | Palladium | Silver |
| 999 | 999 | 999 | 999 |
| - | 990 | 950 | 958 |
| 950 | 916 | 500 | 925 |
| 900 | 750 | - | 800 |
| 850 | 585 | - | - |
| - | 375 | - | - |
| Weight exemptions** | |||
| Platinum | Gold | Palladium | Silver |
| 0.5 g | 1 g | 1 g | 7.78 g |
| Recognition of marks | |
|---|---|
| CCM | Yes |
| Other marks | |
* Standards may differ from those recognised under the Convention
**There are no weight exemptions under the Convention’s rules.
| Useful Links |
|---|
| The Hallmarking Act |