Where do I input payments for retirement

You should have received a form SSA-1099.

This is how to report this form SSA-1099:

1. In TurboTax Online, open your return
2. Click on Search (magnifying glass icon) at the top right of your screen
3. In the Search box, enter form SSA-1099 and click Enter
4. In the search result box, click on Jump to form SSA-1099
5. TurboTax will take you directly to the section where you can start entering your form SSA-1099.

To enter Social Security benefits reported on form SSA-1099

Click on Federal Taxes (Personal using Home and Business)
Click on Wages and Income (Personal Income using Home and Business)
Click on I'll choose what I work on (if shown)
Scroll down to Retirement Plans and Social Security
On Social Security (SSA-1099, RRB-1099), click the start or update button

Or enter ssa-1099 in the Search box located in the upper right of the program screen. Click on Jump to ssa-1099