To enter your property taxes paid on your cars in TurboTax online program, go to:

1.  Log in to your account, select Take me to my return

2.  At the right upper corner, in the search box, type in personal property taxes, and Enter

3.  Select Jump to personal property taxes,

4.  On screen, Property Taxes Paid on Boats and Planes, select Yes to continue to enter your information

Do not include your car registration fees in the entry.