JamesG1
Expert Alumni

Deductions & credits

At the screen You've got a standard mileage deduction, did you choose Yes, I'd like to see if my actual expenses give me a bigger deduction?

 

This will trigger the questions asking about computing depreciation.

 

Does your self-employment activity show a loss before entering vehicle expenses?  Perhaps you do not qualify for the other varieties of depreciation because you are in a loss status.   This TurboTax Help states:

 

Your Section 179 deduction amount can't exceed your net business income for the year.

 

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