Rule 138A(1): The person in charge of a conveyance shall carry—
(a) the invoice or bill of supply or delivery challan, as the case may be; and
(b) a copy of the e-way bill or the e-way bill number, either physically or mapped to a Radio Frequency Identification Device embedded on to the conveyance in such manner as may be notified by the Commissioner.
Rule 138A(2): A registered person may obtain an Invoice Reference Number from the common portal by uploading, on the said portal, a tax invoice issued by him in FORM GST INV-1 and produce the same for verification by the proper officer in lieu of the tax invoice and such number shall be valid for a period of thirty days from the date of uploading.
Rule 138A(3): Where the registered person uploads the invoice under sub-rule (2), the information in Part A of FORM GST EWB-01 shall be auto-populated by the common portal on the basis of the information furnished in FORM GST INV-1.
Rule 138A(4): The Commissioner may, by notification, require a class of transporters to obtain a unique Radio Frequency Identification Device and get the said device embedded on to the conveyance and map the e-way bill to the Radio Frequency Identification Device prior to the movement of goods.
Rule 138A(5): Notwithstanding anything contained in clause (b) of sub-rule (1), where circumstances so warrant, the Commissioner may, by notification, require the person-in-charge of the conveyance to carry the following documents instead of the e-way bill-
(a) tax invoice or bill of supply or bill of entry; or
(b) a delivery challan, where the goods are transported for reasons other than by way of supply.