Documents required for filling refund of SEZ.

To claim refund on supply to SEZ, the following documents and information must be submitted:

Proof of receipt of goods or services as demonstrated by the specified officer of the SEZ.
A statement containing the number and date of invoices, the evidence regarding the endorsement SEZ Officer and the details of payment.
A declaration to the effect that the Special Economic Zone unit or the Special Economic Zone developer has not availed the input tax credit of the tax paid by the supplier of goods or services.
copies of Bill raise to Sez
Copy of Application filed for refund (Rfd01)
copy of GSTR 1& 3b filed