To enter your internship stipend in TurboTax Deluxe follow these steps.
With TurboTax open select Wages & Income click on I'll choose what I work on.
Scroll down to Less Common Income and select Miscellaneous Income, 1099-A, 1099-C
On the next page select Other reportable income
On the page Other Taxable Income enter internship stipend in the description.
This will put the income on Form 1040 Schedule 1 Line 21 as required by the IRS. You will pay state and federal income tax on the amount, but it will not be subject to self-employment tax.
