Movement of domestic courier bags permitted on domestic legs of international flights subject to registration, marking, segregation and manifest filing. Movement of domestic courier bags on the domestic sectors of international flights is permitted subject to registration with Customs, clear marking as 'DOMESTIC COURIER', segregation on separate pallets and marked containers, and documentary controls: a goods declaration at embarkation with a copy to the Escort Officer and cargo manifest filing at arrival by the person in charge or on board courier, with Escort Officer documents handed to Customs for verification.