State Tax Maps
Interactive state-by-state reference maps. Compare capital gains tax rules, estate exemptions, opportunity zone conformity, filing status multipliers, and marital property paradigms across all 50 states and key localities.
Municipal Bond Interest
State exemption for in-state and out-of-state muni bond interest. U.S. Treasury interest is always exempt under 31 U.S.C. §3124.
No income tax
Both in-state + out exempt
In-state only (default)
Both taxable
Territory
fed·salt · every value cited to primary .gov statute · click any state for the sourcefed-salt.com
TY2025. Default rule (instate only) follows Kentucky v. Davis, 553 U.S. 328 (2008). ND exempts both via federal taxable income base (no add-back). IL and WI add back all muni interest. IA exempts 21 specific Iowa bond categories under §422.7(2)(a)-(u); standard Iowa GOs and all out-of-state bonds remain taxable.