Notice: The Assay Office will remain open in Dublin Castle during the period of the EU Presidency from 1 July to 31 December 2026. Further information on delivery and collection arrangements will be circulated in due course – 20th May 2026 / See Latest Job Opportunities

Since 1637 Dublin Castle, Ireland.

Register for hallmarking.

Registration is for a ten year period after which it can be renewed. You may either register your name (as per your birth certificate) or a limited company (as registered in the company’s office)

Please complete and return the registration form along with payment and either your original birth certificate or company registration certificate. Persons who are registering their name by marriage should also include their original marriage certificate.

10 year registration is priced at €240 (no vat is applicable). We also provide a punch ordering service. Swan neck / straight punch is priced at €170 plus vat (€209.10). Please note that registration with this office is not completed until punches have been stamped on our plates.

Please download and read our terms and conditions before submitting your registration form. If you require more information about hallmark registration please don’t hesitate to contact our office.

Hallmark registration is for a ten year period after which it can be renewed.