Under IS 16046:2018 BIS CRS certification for Sealed Secondary Cells/Batteries including Alkaline or other non-acid Electrolytes is mandatory. It guarantees for portable applications compliance and product safety. Manufacturers have to register under the Compulsory Registration Scheme (CRS), turn in documentation, and go through testing at BIS-registered labs. Authorized Indian Representatives (AIR) are required of foreign manufacturers. The BIS seal guarantees conformity to Indian standards, therefore improving market acceptance and product dependability. Approval of a certification depends on proper documentation, testing, and compliance. Once certified, producers can lawfully sell and distribute their batteries in India, therefore guaranteeing regulatory conformity and safety.