GST notification amendment adds tariff entries and renumbers an existing entry, modifying ITC refund treatment under the proviso. Amends notification No. 1129 F.T. by substituting 'serial numbers 1' with 'serial numbers 1AA', renumbering S. No. 1 as S. No. 1AA, and inserting new tariff entries 1A-1O for specified vegetable oils and certain solid fuels; changes pertain to the no refund treatment of Input Tax Credit in the context of inverted tax structure and are made under the proviso to sub section (3) of section 54 of the West Bengal GST Act, with the amendment deemed effective from the stated commencement date.