Buying gold or silver Lakshmi-Ganesha idols for Diwali puja? Know whether these idols fall under mandatory BIS hallmarking rules, how to verify HUID through the BIS Care app, and what to check. On 8 November 2026, families across the world will prepare for Lakshmi Puja. The direction and placement of the altar are important for proper worship. Idols should be positioned correctly to.