IGST refund: special fortnight and officer assistance introduced to resolve shipping bill errors and expedite export refunds. A Special Refund Fortnight and officer interface have been established to rectify shipping bill declaration errors, invoice mismatches, and incorrect or missing GSTIN entries to expedite IGST refund processing; a dedicated IGST Refund Cell at Chennai's New Custom House provides officer assistance and contact details, and exporters are advised to use this facility while commissioners and trade associations must disseminate the notice to relevant officers and assessees.