UTGST rate amendment substitutes specified fly ash products in the taxable schedule, altering applicable rate entries. Amendment to the UTGST rate notification substitutes the entry against Sl. No. 1 in the Table, replacing the column (3) description with 'Fly ash bricks; Fly ash aggregates; Fly ash blocks'; the amendment is issued under the powers conferred by the UTGST and CGST legislation and comes into force on the 18th day of July, 2022.