For transportation of goods in relation to all types of transactions such as outward supply whether within the State or interstate, inward supply whether from within the State or from interstate including from an unregistered persons or for reasons other than supply also e-way bill is mandatory. Please refer relevant notifications/rules for details. However, from 1st April 2018, e-way is required only for interstate movement. The e-way requirement for intra state movement will be notified later.