Refund Status. To check the status of your refund enter your Social Security Number, tax year of the return filed and the expected refund amount (to the nearest dollar).If you e-Filed your tax return your refund will be processed in about one week.If you filed your tax return on paper, your refund could take up to seven weeks to process. If you mailed your tax return using certified mail, it could take one to three weeks before we receive it from the Post Office.Next year consider using e-File and have your refund deposited directly into your bank account if you would like to receive your refund faster. Social Security Number:f you mailed your tax return using certified mail, it could take one to three weeks before we receive it from the Post Office. Next year consider using e-File and have your refund deposited directly into your bank account if you would like to receive your refund faster. Social Security Number: