Updated on July 1, 2025

Key PointsA three‑dimensional topographic relief map of Idaho showing green lowlands and brown mountain ranges on a beige grid background, with bold white text beneath reading “Idaho Cannabis Tax Guide – CBD‑Only – 2025.”

Idaho does not have a legal medical or adult‑use cannabis market. All “CBD only” products sold in Idaho must be derived from hemp and contain 0.0 % THC. Because there is no licensed cannabis retail system, there are no excise taxes on cannabis. Hemp‑derived CBD products meeting state requirements are treated like any other retail good for purposes of Idaho’s sales tax and general business regulations.


Understanding Idaho’s Cannabis (CBD Only) Tax Structure

  1. No State‑Level Excise Tax
    Idaho has not legalized cannabis—there is no excise tax structure for adult‑use or medical cannabis.

  2. Sales Tax Applies to CBD
    Hemp‑derived CBD (0 % THC) is subject to Idaho’s state and any applicable local sales tax.

  3. Zero-THC Requirement
    All manufactured hemp products sold in Idaho must test at 0.0 % THC.

  4. No “Decoupling” Needed
    Because Idaho conforms fully to federal IRC § 280E and has no cannabis deductions beyond standard COGS, there is no state‑level decoupling discussion.

  5. Compliance & Reporting
    Retailers must collect and remit sales tax on CBD products and maintain testing and labeling records to prove 0.0 % THC.


Sales Tax on Hemp‑Derived CBD

Tax Type Rate/Details Applies To Filing Frequency Due Date
State Sales Tax 6.00 % statewide All retail CBD products Monthly 20th of next mo.
Local Option Sales Tax Up to 3 % in certain resort cities (e.g., Ketchum) CBD in those jurisdictions Monthly 20th of next mo.
Medical Exemption N/A (no medical‑only market in Idaho)

Examples of 2025 Sales Tax Rates

  • Boise: 6.00 %

  • Sun Valley (resort tax on meals & lodging applies): ~7.00 %

  • Coeur d’Alene: 6.00 %

Calculation
Sales tax is applied to the total retail price of the CBD product at point of sale.


Filing & Payment

  • E‑Filing Required via Idaho State TAP.

  • Zero‑Sales Filings must still be submitted if no taxable sales occurred.

  • Penalties accrue for late filing or under‑remittance (interest + fines).

  • Audit Risk increases without proper THC testing documentation.


Key State Cannabis (CBD) Trade Associations


Government Contact List

Idaho State Department of Agriculture (Hemp Program)

  • Main Phone: (208) 332‑8500

  • Address: 2270 Old Penitentiary Rd, Boise, ID 83712

  • Hemp Licensing & Testing Questions: hemp@isda.idaho.gov

Idaho State Tax Commission

  • Administers: State & local sales tax on CBD products
  • Sales Tax Help Desk: (208) 334‑7660 | salestax@tax.idaho.gov

  • Sales Tax Rate Lookup Tool

Idaho Cannabis (CBD) Financial Calendar

Tax Type Rate/Details Applies To Frequency Due Date
State Sales Tax 6.00 % CBD retailers Monthly 20th of next mo.
Local Option Sales Tax Up to 3 % (where approved) CBD retailers Monthly 20th of next mo.
State Income Tax¹ 5.8 % flat rate All Idaho businesses (including CBD)² Annually April 15

¹ Idaho conforms to federal IRC § 280E; no special decoupling for cannabis.
² If operating as a business entity selling CBD.

Note: This guide is for informational purposes only. Always consult a qualified CPA, attorney, or compliance specialist before making business, taxation, or compliance decisions. Laws and rates can change—verify with the IRS, Idaho State Tax Commission, and Idaho Department of Agriculture for the latest updates.