Retirement account withdrawals and earnings from a job may not be the only taxable income you have, either. The federal government taxes seniors' Social Security benefits if their income exceeds certain thresholds. If you live in one of the following nine states, you could owe some state Social Security benefit taxes as well.

President Donald Trump plans to fulfill his campaign promise to end taxes on Social Security benefit income. A new report finds that will benefit high earners.

If you're currently receiving or soon will be receiving Social Security retirement benefits, here's what to know about which states may tax you.