Provisional Refund in zero rated supply

The exporters and suppliers of SEZ are entitled to a 90% refund on a provisional basis. Provisional refund is granted within seven (7) days of the refund claim. The amount of provisional refund is credited directly to the claimant’s bank account.
There is a condition attached to provisional refunds. The provisional refund is not granted if the applicant has been prosecuted for any offense under the GST law or earlier law within past five (5) years. The amount of tax evaded in such prosecution shall be more than Rupees Two Hundred and Fifty Lakhs (Rs. 2.5 Crores).

Sir..when such provisional refund is finalized and how?

Mam it will be finalized after submitting all the required documents to the concerned department.

https://cleartax.in/s/zero-rated-supplies-in-gst
You can follow above link for the information.

Sir...thanks for the quick and satisfactory reply

Welcome 😃, thank to CCI and best of luck