Courier registration requirements enable expedited customs clearance but impose bonding, documentation, and compliance obligations on operators. The notice prescribes registration, solvency evidence, bond and security, documentation, and infrastructure requirements for Authorized Couriers at Kolkata Air Cargo Complex; mandates client authorisations, due diligence, recordkeeping and use of authorised personnel; details export and import filing procedures by category (CSB/CBE types), mandatory screening and supervised examination, detention and warehouse procedures, prior filing conditions, and grounds and procedure for suspension or revocation of courier registration with appellate remedy to the Chief Commissioner.