Why do I need to pay state taxes for the first time in my life?

[SweetieJean]

Start by checking your data entry for any typos, especially commas and decimals.

[CarolynM]

Without access to your tax return, or even knowing your state, it is impossible for me to determine why you owe.

However, there were significant changes at both the federal and state levels that are impacting tax payer in a negative manner. 

Examples: elimination of deductions, caps on credits, and changes to withhholding tables.