The documents required are :-

1. Passport Copy ( first copy & add Page ) of the person travelling.
2. Tkt Copy.
3. PAN Card Copy of the Proprietor.
4. GST Registration Certificate.
5. Latest Address Proof in the name of Company - Telephone Bill / Electricity Bill etc.
6. Residence Address Proof of Proprietor ie Telephone Bill /Electricity Bill/ Bank Statement / Mobile Bill.
7. BTL letter on your Letter head. Download Form
8. Customer Profile on Plain Paper. Download Form

(All the documents should be self attested...)