How to surrender drawback amount to custom

Dear Nitesh Jain,

You need to contact to the Customs Authorities from where you had effected export of the subject shipment.You need to present certain relavant documents like Shipping Bill,Customs attasted invoice etc. with a letter giving in respect of you are to return the amount of draw back.The Customs Authority will inform you the amount of interest payble on the amount of Drawback for the period for which you have enjoyed the same i.e. from  date of dretit the amount to your account till the date your returning the amount to the Customs.You need to pay in the Customs Nominated Bank by TR 6 Challan showing differently the amount of Drawback and interest there on.

Malay

can you share major code to surrender DBK , to fill TR6 Challan

Do you have  Cutoms House Agent ? if yes contact them for this Purpose.