Taxable Event for exported goods:

As per section 16(1) of  the customs act ,1962 ,taxable event arises only when ‘Proper Officer’ makes an order permitting clearance (i.e. entry outwards ) granted- Esajee Tayabally Kapasi (1995 ) (SC )  AND loading of the goods for exportation took place under section 51 of the Customs Act ,1962.In case of any other goods ,on the date of payment of duty.

Therefore , export duty rate prevailing as on the date of entry outwards granted to the Vessel by the Customs Officer is relevant.