This API is used to update the Part B details. The details and parameters of the requests and responses are explained.

Validations

• Part-B can be updated by the generator of the e-way bill, if there is no transporter, or by the assigned transporter
• Part-B can be updated only if the e-way bill is active, that is, not cancelled
• Part-B can be updated only if the e-way bill is within validity period, that is, validity is not expired.
• If vehicle is passed, the format of the vehicle number should be valid and as per the format
• In case of road as a transportation mode , the vehicle number should be passed and transport document number is optional
• In case of rail, air or ship as a transportation mode, the transport document number is must