What work is exempt from building permits in unincorporated Adams County, ID?

The following work is generally exempt: Residential accessory structures (sheds, playhouses) less than 200 square feet, if compliant with local zoning; Detached decks under 200 sq ft, under 30 inches high, and not attached to dwelling (verify with Building Department); Interior finishes, in-kind roof repairs, and paint. Note: Exemptions vary by jurisdiction and are subject to local Adams County ordinances. Contact the Building Department to confirm whether a specific project is exempt before proceeding.

How do I schedule a building inspection in unincorporated Adams County, ID?

Inspections can be scheduled via: (208) 253-6125, Accela portal. 24 hours minimum notice required before inspection..

County Building Permits

Adams County, ID - 2026 Building Permit Guide

How to apply for a building permit in unincorporated Adams County, Idaho. Permit authority, application steps, fees, and inspection requirements.

Idaho Updated March 2026

Permit Authority

All properties in unincorporated Adams County.

Department: Adams County Building Department
Address: 201 Industrial Ave, Council, ID 83612
Phone: (208) 253-6125
Email: rnichols@co.adams.id.us
Website: https://www.co.adams.id.us/departments/building-department

Online Permit Portal

Open Adams County Online Portal (Accela)

Platform: Accela • Account required: Yes • Submission: Online only

Application Process

Obtain completed application form from Adams County Building Department or online portal.
Prepare two sets of plans (18" × 24" or 24" × 36" sheets) drawn to scale and dimensioned.
If required, provide structural engineering calculations on 8.5" × 11" paper.
Prepare site plan showing property lines, easements, wells, septic systems, vegetation, and topography.
Prepare architectural/foundation plans including foundation layout, floor framing, elevations, and utility plans.
Submit application and all required documents online via Accela portal, by mail, or in-person to 201 Industrial Ave, Council, ID 83612.
County conducts plan review (2–5 days for minor work; 5–10 days for residential new construction; 2–4 weeks for commercial projects).
Respond to any review comments and resubmit revised plans if required.
Receive permit approval and post permit at job site before commencing work.
Schedule inspections as work progresses.

Typical processing time: Minor work: 2–5 business days; Residential new construction: 5–10 business days; Commercial or complex projects: 2–4 weeks.

Source: Adams County Building Department

General Requirements

Building permits are required for all construction in unincorporated Adams County.

Required Documents

Completed permit application signed by property owner and contractor
Two sets of construction plans (18" × 24" or 24" × 36") drawn to scale and dimensioned
Structural engineering calculations (two sets, 8.5" × 11") if required
Site plan showing proposed/existing structures, property lines, easements, wells, septic systems, vegetation, and topography
Architectural and foundation plans with foundation layout, venting, section details, floor framing, elevations, and utility plans

Permit validity: Permit becomes invalid if work is not commenced within 180 days of issuance, or if work is suspended or abandoned for 180 consecutive days.
Building code: 2021 IBC, 2018 IRC, 2018 IECC with Idaho amendments
Contractor requirements: All contractors performing construction work in Idaho must register with the Idaho Contractors Board (DOPL). Registration requires proof of liability insurance; no examination or experience requirements.

Fees

Payment note: Contact Adams County Building Department at (208) 253-6125 for current fee schedule and payment methods.

Work That Does NOT Require a Permit

Contact the Adams County Building Department to confirm whether your project requires a permit before starting work.

Inspections

How to Schedule

(208) 253-6125 (phone)
Accela portal (online)

Scheduling deadline: 24 hours minimum notice required before inspection.
Inspection hours: Standard business hours (contact Building Department for specific availability).

Typical inspection sequence: Typical sequence: Foundation/Footing, Framing, Rough-In (MEP systems), Insulation & Drywall, Final.

Additional Resources

Building code: 2021 IBC, 2018 IRC, 2018 IECC with Idaho amendments
Verify contractor license: Idaho Contractors Board Registration
Idaho Division of Building Safety (IDBS)
Idaho Department of Environmental Quality (IDEQ)
Idaho Energy Code
License lookup guide: Idaho Contractor License Requirements
Contract template: Idaho Homeowner-Contractor Agreement
Idaho hub: Idaho Contractor License & Permit Hub

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Adams County Building Department before applying.

Frequently Asked Questions

Adams County Building Permit FAQ

Do I need a building permit in unincorporated Adams County, ID?: Building permits are required for all construction in unincorporated Adams County.
How do I apply for a building permit in unincorporated Adams County, ID?: 1. Obtain completed application form from Adams County Building Department or online portal. 2. Prepare two sets of plans (18" × 24" or 24" × 36" sheets) drawn to scale and dimensioned. 3. If required, provide structural engineering calculations on 8.5" × 11" paper. 4. Prepare site plan showing property lines, easements, wells, septic systems, vegetation, and topography. 5. Prepare architectural/foundation plans including foundation layout, floor framing, elevations, and utility plans. 6. Submit application and all required documents online via Accela portal, by mail, or in-person to 201 Industrial Ave, Council, ID 83612. 7. County conducts plan review (2–5 days for minor work; 5–10 days for residential new construction; 2–4 weeks for commercial projects). 8. Respond to any review comments and resubmit revised plans if required. 9. Receive permit approval and post permit at job site before commencing work. 10. Schedule inspections as work progresses.
How long does it take to get a building permit in unincorporated Adams County, ID?: Typical processing time is Minor work: 2–5 business days; Residential new construction: 5–10 business days; Commercial or complex projects: 2–4 weeks..
What work is exempt from building permits in unincorporated Adams County, ID?: The following work is generally exempt: Residential accessory structures (sheds, playhouses) less than 200 square feet, if compliant with local zoning; Detached decks under 200 sq ft, under 30 inches high, and not attached to dwelling (verify with Building Department); Interior finishes, in-kind roof repairs, and paint. Note: Exemptions vary by jurisdiction and are subject to local Adams County ordinances. Contact the Building Department to confirm whether a specific project is exempt before proceeding.
How do I schedule a building inspection in unincorporated Adams County, ID?: Inspections can be scheduled via: (208) 253-6125, Accela portal. 24 hours minimum notice required before inspection..

Need help with your project?

Navigating permits in Adams County (Unincorporated) can be complicated.

Jaspector connects you with local experts who can review your scope, verify your contractor, and help you understand what permits your project actually needs.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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