The circular regarding Extension of the last date of implementation of IS 1293: 2019 - Plugs and Socket-outlets for Household and Similar Purposes of Rated Voltage up to and Including 250 V and Rated Current up to and Including 16 A is issued with h the approval of the Competent Authority. IS 1293: 2005 has been revised as IS 1293: 2019, which was previously scheduled to be mandatory by 23 Octob..