Section 138(6) in Punjab Goods and Services Tax Rules, 2017
(6)After e-way bill has been generated in accordance with the provisions of sub-rule (1), where multiple consignments are intended to be transported in one conveyance, the transporter may indicate the serial number of e-way bills generated in respect of each such consignment electronically on the common portal and a consolidated e-way bill in FORM GST EWB-02 maybe generated by him on the said common portal prior to the movement of goods.