If you know last year's refund amount, you don't need a 1099-G. Follow these steps to enter last year’s refund amount:
- Sign in to TurboTax and open the Wages & Income section of your return.
- On the Your income screen, select Add more income.
- Open the Other Common Income section.
- Select Start in the Refunds Received for State/Local Tax Returns section.
- Enter your refund amount.