Notification amendment under the proviso to section 10 substitutes entry to list Fly ash bricks, aggregates and blocks, effective mid July. Amendment substitutes the entry at serial number 4, column (3) of Notification No.14/2019 State Tax with the entry 'Fly ash bricks; Fly ash aggregates; Fly ash blocks', issued under the proviso to sub section (1) of section 10 of the Meghalaya Goods and Services Tax Act, 2017, and coming into force on 18th July, 2022.