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
950
916
950
925
900
750
500
830
850
585
-
800
-
375
-
-
Weight exemptions**
Platinum
Gold
Palladium
Silver
-
-
-
-
Recognition of marks
CCM
Yes
Other marks
Austria Steuer- und Zollkoordination Edelmetallkontroll; Labor Czech Republic; Puncovni Urad Denmark FORCE Technology; France Direction générale des douanes et droits indirects; Croatia Državni zavod za mjeriteljstvo; Estonia AS Metrosert; Italy Camera di Commercio Vicenza; Ireland Assay Office Ireland; Cyprus ΚΥΠΡΙΑΚΟΣ ΟΡΓΑΝΙΣΜΟΣ ΣΗΜΑΝΣΗΣ ΑΝΤΙΚΕΙΜΕΝΩΝ ΑΠΟ ΠΟΛΥΤΙΜΑ ΜΕΤΑΛΛΑ; United Kingdom Birmingham Assay Office; United Kingdom Edinburgh Assay Office; United Kingdom London Assay Office; United Kingdom Sheffield Assay Office; Lithuania Lietuvos prabavimo rūmai; The Netherlands WaarborgHolland BV; The Netherlands Edelmetaal Waarborg Nederland B.V.; Norway Justervesenet; Poland Okręgowy Urząd Probierczy w Krakowie; Poland Okręgowy Urząd Probierczy w Warszawie; Portugal Imprensa Nacional Casa da Moeda; Romania Autoritatea Naţională pentru Protecţia Consumatorilor; Slovakia Puncovy urad Slovenskej Republiky; Slovenia Urad Republike Slovenije za meroslovje (MIRS); Finland Labtium Oy; Spain Instituto Tecnologico Metal – Mecanico, AIMME; Spain Centro de Laboratorios y Servicios Industriales de Madrid; Spain Junta de Galicia. Conselleria de Industria e Comercio. Direccion Xeral de Industria. Laboratorio Oficial de Contrastacion de Metales Precisos; Spain Instituto Tecnologico de la Bisuteria, ITEB; Spain LGAI Centro Tecnologico; Spain Sociedad Andaluza de Verificacion y Contraste de Metales Preciosos S.A., SAVECO; Spain Col·legi oficial de joiers, d’orfebres, de rellotgers i de gemolegs de Catalunya, JORGC; Switzerland Oberzolldirektion Zentralamt für Edelmetallkontrolle; Hungary Budapest Főváros Kormányhivatala; Sweden RISE Research Institutes of Sweden
* Standards may differ from those recognised under the Convention
**There are no weight exemptions under the Convention’s rules.
