GST notification amendment: change of date references from tenth to twentieth alters specified entries and annexure, effective May. The notification substitutes the figures and letters '10th' with '20th' in the Table against serial number 3 (items (i) and (ii), column (5)) and in both places in Annexure IV of the earlier notification, and declares the amendment deemed to have come into force with effect from 10th day May, 2019.