Composition levy exclusion: specified brick products removed from composition eligibility under section 10, effective from notified commencement date. Amendment inserts specific tariff entries into notification No. 380-F.T. to exclude certain brick and tile products-fly ash bricks or fly ash aggregate and fly ash blocks; bricks of fossil meals or similar siliceous earths; building bricks; and earthen or roofing tiles-from eligibility for the composition scheme under the proviso to sub section (1) of section 10, with the amendment effective from the notified commencement date.