Idaho Capitol Watch
HB 589: TAXATION – Amends, repeals, and adds to existing law to revise provisions regarding the rate of income taxes.
Revises Idaho income tax rates by temporarily increasing individual income tax to 5.695% for 2026 (from 5.3%), then reverting to 5.3% in 2027. Adjusts corporate tax schedule to oscillate between 5.695% and 5.3% from 2027-2028. Effective dates staggered for 2027-2028.
Status
Reported Printed (February 5, 2026) · Originated in the Idaho House · Introduced February 4, 2026
Sponsors
Committees
- JRA for Printing
Bill history
- February 4, 2026 — House: Introduced, read first time, referred to JRA for Printing
- February 5, 2026 — House: Reported Printed; Filed in the Office of the Chief Clerk
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