If you had any self-employed retirement contributions (including SEP IRA, SIMPLE IRA, and Solo 401(k), you can enter them under "Other business situations" in the income section.
- At the top of the page, select Income & Expenses
- From there, you will see a list of all income
- Scroll down to 'Other business situations' and expand the list
- Select 'Start' next to 'Self-Employed Retirement Plans'