To login to the TPG website to view information about the status of your Refund Transfer visit Taxpayer.sbtpg.com. 

You will be asked to provide 3 pieces of information to login to your account. 

1. The Primary taxpayer's Social Security Number (SSN)
2. Place the expected refund amount acknowledged by the IRS in your tax return in the refund amount box (ex. If your expected refund amount is $4,507.00 enter 4507). Do not enter commas or decimal points. Enter the whole dollar amount only. 
3. The filing status - your filing status is printed on your tax return

If you have questions about a prior year refund contact us at TPG-CSsupport@greendotcorp.com and your request will be routed to the appropriate department.