States that tax Social Security benefits:
CO, CT, KS, MN, MO, MT, NB, NM, ND, RI, UT, VT, WV
These states offer varying degrees of income exemptions, but four mirror the federal tax schedule: MN, ND,VT, and WV
States that do not have state income tax and/or do not tax retirement income:
AK, FL, IL, MS, NV, NH, PA, SD, TN, TX, WA, WY
States that may tax retirement income from IRA's, pensions, etc.:
AL, AR, AZ, CA, CO, CT, DE, DC, GA, HI, IA, ID, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MT, NC, ND, NE, NJ, NM, NY, OH, OK, OR, RI, SC, UT, VA, VT, WI, WV,
This is a “general” list. Some of these states have complicated laws that exclude certain types of retirement income, or provide certain income exclusions and age deductions. This list does NOT refer to Social Security benefits.
I use 2019 software to estimate my 2020 tax - I know what to expect, no surprises.
At this late point in the year, you should watch for the CD/Download 2020 version and get it as soon as it is available.