The Bureau of Indian Standards through notification dated 12th August 2021 has issued new standards for Quality Tolerances for Water for Storage Batteries. These new standards for Quality Tolerances for Water for Storage Batteries shall come into force with effect from 11 August 2021.
They shall remain in force till 10 February 2022. The particulars of the standards shall also remain in force concurrently till they are withdrawn on 10 February 2022.