Idaho Tax Changes - December 2024

Week Of 12.26.2024

Idaho General Administrative Provisions—Idaho sets interest rates on tax delinquencies and refunds for 2025.

The Idaho State Tax Commission has set the state interest rate on tax underpayments and overpayments for 2025 at 6% per year. The interest rate for 2024 was 6% per year. (Interest Rates, Idaho State Tax Comm'n., 12/23/2024.)