Postal Bill of Export for e commerce requires exporter, parcel, invoice, duty details and declarations for export incentive claims. Postal Bill of Export III (PBE III) is the electronic form for postal e commerce exports requiring exporter/agent identification, consignee and parcel particulars, e commerce data (URL, payment ID, SKU, postal tracking), invoice and assessable value details, commodity classification and duties/IGST computation, plus additional fields for duty drawback and export scheme data. It mandates declarations for zero rating under IGST, claims under Drawback, RoDTEP and RoSCTL with attendant undertakings on scheme compliance and document preservation, and an undertaking to abide by Foreign Exchange Management obligations.