Without a 1099-MISC, the IRS will not have a record of this income. It is your responsibility to report it on your tax return.
(If you only won $100 in the contest (and took it as a cash payout), you probably won't get a 1099-MISC).
You can follow these steps to enter these winnings:
Sign In to TurboTax Online
- Click "Take Me to my Return"
- Click "Federal" from the left side of your screen
- Scroll down to "Less Common Income" and click "Show More"
- Click "Start" to the right of Form 1099-A, 1099-C
- Scroll down to "Other Reportable Income" and click "Start"
- On the Any Other Taxable Income? screen, click Yes.
- On the Other Taxable Income screen, add a description and the dollar amount.
- Continue with the onscreen interview until complete.