Al personal objects which are required in India are free from duty. Professional material and articles which have a high value can only be imported duty free if the traveler gives a written undertaking that these articles will be re-exported.
For the purpose of Customs clearance of arriving passengers, a two channel system has been adopted
(i) Green Channel for passengers not having any dutiable goods.
(ii) Red Channel for passengers having dutiable goods.
However,
(i)
All the passengers shall ensure to file correct declaration of their baggage.
(ii)
Green channel passengers must deposit the customs portion of the disembarkation card to the custom official at the gate before leaving the terminal.
(iii)
Declaration of foreign exchange/currency has be made before the custom officers in the following cases :
(a)
where the value of foreign currency notes exceed US $ 5000 or equivalent
(b)
where the aggregate value of foreign exchange including currency exceeds US $ 10,000 or equivalent

