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§ 02
When a permit is required
Permit triggers and exempt work for Kuna
New residences, mobile homes, and accessory dwelling units; detached garages and structures over 200 sq. ft.; additions and structural improvements to existing structures; decks exceeding 30 inches above grade; retaining walls over 4 feet in height; fence installation; HVAC systems, fireplaces, wood stoves, ventilation systems; structure relocation or demolition; structures attached to houses; window replacement.
Detached storage buildings (sheds) less than 200 sq. ft. in area
Retaining walls 4 feet or under (measured from bottom of footing to top of wall)
Painting, flooring, cabinets, countertops, wall coverings (no structural work)
Non-structural maintenance and repairs
- Exempt Detached storage buildings (sheds) less than 200 sq. ft. in area
- Exempt Retaining walls 4 feet or under (measured from bottom of footing to top of wall)
- Exempt Painting, flooring, cabinets, countertops, wall coverings (no structural work)
- Exempt Non-structural maintenance and repairs
Note: Note: Fences DO require a building permit in Kuna (unlike some other Idaho jurisdictions).
Required documents
- Completed building permit application
- Site plan
- Construction drawings
- Contractor license information
- Building code
- 2018 International Residential Code (IRC); 2018 International Building Code (IBC); Uniform Plumbing Code; ICC standards. See https://library.municode.com/id/kuna/codes/city_code?nodeId=TIT4BURE_CH1BUCO
- Permit validity
- Work must commence or resume within 180 days or permit is invalid. Permits must be picked up within 180 days of issuance or will be voided. No construction during quiet hours (11 p.m. to 7 a.m.).
- Owner-builder
- Homeowners performing work on primary residence should verify they are physically performing all the work. Trade work (electrical, plumbing, mechanical) must be handled by state-licensed contractors unless homeowner self-performs.
- Contractor requirements
- Current, valid State of Idaho contractor license required.
§ 03
Application process
Typical processing: Not published; contact department at (208) 922-5546.
- 01 Determine permit type (building, mechanical, electrical, plumbing).
- 02 Prepare required documents: permit application, approved plans (must be on site for all inspections), site plan, and construction drawings.
- 03 For planning/zoning applications: email P&Z Application Coversheet to pzapplications@kunaid.gov to receive upload link.
- 04 Submit building permit application through iWorQ portal or in person at 751 W. 4th Street.
- 05 Pay building submittal fees (applied toward total permit cost).
- 06 Plans are reviewed by the Building Department.
- 07 Permit is issued; pick up within 180 days of issuance or permit will be voided.
- 08 Post permit card on site; keep approved plans on site at all times.
- 09 Schedule inspections through iWorQ portal by 4:00 p.m. the previous business day.
- 10 Complete all required inspections.
- 11 At Final inspection, scope of work, valuation, and permit fees are verified.
- 12 Final inspection and permit closeout.
Typical processing time: Not published; contact department at (208) 922-5546.
§ 04
Fee schedule
Kuna building permit fees
Fee type
Amount
01
Plan check fee
Not confirmed; see fee schedule PDF. Idaho state standard: plan review at $100/hour, max 65% of permit fee, minimum 40% of permit fee.
02
Permit fee formula
Valuation-based; scope of work and valuation verified at Final inspection. Specific formula in fee schedule PDF.
03
Reinspection fee
Failure to be ready for a requested inspection may result in a re-inspection fee. Specific amount — see fee schedule PDF or contact department.
Contact department for accepted payment methods.
Fees change periodically. Confirm at the official fee schedule ↗ before budgeting.
§ 05
Required inspections
Scheduling and sequence
How to schedule
- iWorQ portal (online)
- Scheduling deadline
- Submit inspection request by 4:00 p.m. for next business day scheduling. Requests after 4:00 p.m. will not be scheduled for the following work day.
- Inspection hours
- Monday-Friday, 8:00 a.m. to 5:00 p.m. An adult (18 or older) must be present for inspections in occupied homes.
Typical sequence: Footing/foundation, rough framing, rough MEP (as applicable), insulation, final. At Final inspection, scope of work, valuation, and permit fees are verified. Approved plans must be on site for all inspections.
§ 06
Frequently asked
Common questions about Kuna permits
01 Do I need a building permit in Kuna, ID? ▸
New residences, mobile homes, and accessory dwelling units; detached garages and structures over 200 sq. ft.; additions and structural improvements to existing structures; decks exceeding 30 inches above grade; retaining walls over 4 feet in height; fence installation; HVAC systems, fireplaces, wood stoves, ventilation systems; structure relocation or demolition; structures attached to houses; window replacement.
02 How much does a building permit cost in Kuna, ID? ▸
Building permit fees in Kuna, ID are set by the local building department and vary by project type and valuation. Fees are calculated as: Valuation-based; scope of work and valuation verified at Final inspection. Specific formula in fee schedule PDF.. Plan check fee: Not confirmed; see fee schedule PDF. Idaho state standard: plan review at $100/hour, max 65% of permit fee, minimum 40% of permit fee..
03 How do I apply for a building permit in Kuna, ID? ▸
To apply for a building permit in Kuna, ID, follow these steps: 1. Determine permit type (building, mechanical, electrical, plumbing). 2. Prepare required documents: permit application, approved plans (must be on site for all inspections), site plan, and construction drawings. 3. For planning/zoning applications: email P&Z Application Coversheet to pzapplications@kunaid.gov to receive upload link. 4. Submit building permit application through iWorQ portal or in person at 751 W. 4th Street. 5. Pay building submittal fees (applied toward total permit cost). 6. Plans are reviewed by the Building Department. 7. Permit is issued; pick up within 180 days of issuance or permit will be voided. 8. Post permit card on site; keep approved plans on site at all times. 9. Schedule inspections through iWorQ portal by 4:00 p.m. the previous business day. 10. Complete all required inspections. 11. At Final inspection, scope of work, valuation, and permit fees are verified. 12. Final inspection and permit closeout.
04 How long does it take to get a building permit in Kuna, ID? ▸
Building permit processing times in Kuna, ID typically run Not published; contact department at (208) 922-5546.. Timelines can vary based on project complexity and current department workload.
05 What work is exempt from building permits in Kuna, ID? ▸
Not all construction work requires a permit in Kuna, ID. The following work is generally exempt: Detached storage buildings (sheds) less than 200 sq. ft. in area; Retaining walls 4 feet or under (measured from bottom of footing to top of wall); Painting, flooring, cabinets, countertops, wall coverings (no structural work); Non-structural maintenance and repairs. Note: Note: Fences DO require a building permit in Kuna (unlike some other Idaho jurisdictions). When in doubt, confirm with the local building department before starting work.
06 How do I schedule a building inspection in Kuna, ID? ▸
Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in Kuna, ID via: iWorQ portal. Submit inspection request by 4:00 p.m. for next business day scheduling. Requests after 4:00 p.m. will not be scheduled for the following work day..
Educational reference. Permit rules and fees change — confirm current requirements directly with City of Kuna Building Department before applying. Jaspector is not legal advice.