Idaho State Tax Commission Forms & Instructions
- Beer_Wholesalers_Breweries_Tax_Return Beer Wholesalers / Breweries / Direct Shippers Tax Return Instructions
- Cigarette_Tax_Return Cigarette Tax Return Instructions 2025
- Estimated_Business_Income_Tax_Payment Payment of Estimated Business Income Tax Instructions
- Form_1152_Travel_Convention Form 1152 — Travel and Convention Return Instructions 2025
- Form_40_Individual_Income_Tax Form 40 — Individual Income Tax Instructions 2025 (master)
- Form_41ESR_Underpayment Form 41ESR — Underpayment of Estimated Tax (Corp/PTE)
- Form_41ES_Business_Estimated_Tax Form 41ES — Business Income Estimated Tax Payment / Extension
- Form_41S_S_Corporation_Income_Tax Form 41S — S Corporation Income Tax Return Instructions 2025
- Form_41_Corporation_Income_Tax Form 41 — Corporation Income Tax Return Instructions 2025 (master)
- Form_42_Apportionment Form 42 — Apportionment and Combined Reporting Adjustments
- Form_65_Partnership_Return Form 65 — Partnership Return of Income Instructions 2025
- Form_66_Fiduciary_Income_Tax Form 66 — Fiduciary Income Tax Return Instructions 2025
- Form_80_Affected_Business_Entity_ITC Form 80 — Affected Business Entity Investment Tax Credit (ID PTET)
- Form_850-U_Self-Assessed_Use_Tax Form 850-U — Self-Assessed Use Tax Return Instructions
- Form_850_Sales_Use_Tax_Return Form 850 — Sales and Use Tax Return Instructions 2025
- Form_ID_K-1_Owner_Share Form ID K-1 — Partner/Shareholder/Beneficiary Share of Idaho Adjustments
- IFTA_Fuel_Tax_Report International Fuel Tax Agreement (IFTA) Report Instructions 2025
- Investment_Tax_Credit Investment Tax Credit Instructions 2025
- NOL_Application Net Operating Loss Application Instructions 2025
- PTE-12_Pass-through_Owners Schedule PTE-12 — Schedule for Pass-through Owners Instructions 2025
- PTE-NROA_Nonresident_Owner_Agreement Form PTE-NROA — Nonresident Owner Agreement Instructions 2025
- PTR_Property_Tax_Reduction Property Tax Reduction (Circuit Breaker) Instructions
- ST-101_Resale_Exemption_Certificate ST-101 — Sales Tax Resale or Exemption Certificate Instructions
- ST-104HM_Lodging_Exemption ST-104HM — Lodging Accommodations Tax Exemption Instructions
- Tobacco_Tax_Return Tobacco Tax Return Instructions 2025