Electronic Commerce Operator liability made responsible for GST on house keeping services unless supplier is registered. Electronic commerce operators are obligated to pay GST on house keeping services supplied via their platforms, such as plumbing and carpentering, by amendment to Notification No.17/2017. The supplier remains responsible where required to register under section 22(1) of the Assam GST Act. The amendment is deemed effective from 22nd August, 2017.