Hallmark is the certification given for the purity of gold with Indian standard specifications. Gold items are evaluated and examined by Hallmarking Centre.  After this process gold is certified by the national and international standards of purity. Hallmarking in India is provided by The Bureau of Indian Standards.

This BIS schemes has been associated with worldwide criteria on hallmarking. The license is given to the jewelers by BIS under the Product Certification Scheme. The Bureau of Indian Standards certified jewelers can get jewellery hallmarked from any BIS recognized Hallmarking Centre. The Bureau of Indian Standards consists of five marks. They are

1. BIS Mark.
2. Jeweler’s Mark.
3. Year of Marking and Code.
4. Fineness Number.
5. Examining and Hallmarking Centre’s mark. Marking done by laser markings or punches.

BIS Approved Code and Year
Code letter ‘A’ was approved in the year of 2000.
Code letter ‘B’ was approved in the year of 2001.
Code letter ‘C’ was approved in the year of 2002.

The jeweler has to follow the BIS permitted schemes of testing and examination for purity of gold jewellery accessible for hallmarking after getting the license. The Bureau of Indian Standards certified jewellery has rights to register themselves with any acknowledged examining and hallmarking centre to get his jewellery hallmarked.  This hallmarking helps to produce an export competition of gold jewellery business.