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Commercial Alteration / Tenant Improvement (TI) Permit in Hayden, Idaho

Required for remodels, alterations, and buildouts of existing commercial/light-industrial space in Hayden -- the BS&A Online work-type is labeled 'Com Alteration,' and the City's own Building Department webpage lists the corresponding checklist as 'Commercial Alteration (Tenant Improvement/TI).' Requires fewer mandatory (R) documents than new construction -- Water District sign-off is required only when the building footprint is increased, and Panhandle Health District sign-off is not marked required by default -- reflecting that most TI work does not change the building envelope. A Verification of Occupancy Form is required any time commercial tenants change, independent of whether construction is involved.

Reviewed 2026-08-02 · Source

When you need this permit

  • Building Permit Application required (R), submitted via bsaonline.com/?uid=2689 (BS&A work type: 'Com Alteration')
  • Fire District sign-off required (R) on the Building Permit Application, per the City's guidance that 'Fire Department sign off is required on applications for all commercial/light industrial building permits for new structures, remodels and additions'
  • Water District sign-off required only when the building footprint is increased by the project -- not required for a pure interior tenant improvement that does not expand the footprint
  • Panhandle Health District sign-off on the Building Permit Application is listed but not marked required (R) for alterations, unlike new construction where it is required (R) -- applicability depends on project scope (e.g., food-service or septic-connected space)
  • Stamped Architectural Plans required (R); Stamped Floor Calcs, Floor Layout, Mechanical Plans (if mechanical work proposed), Structural Plans, and Structural Calcs are listed but not uniformly marked required -- scope-dependent
  • ComCheck energy-compliance documentation listed on the checklist
  • Design Professional Sheet listing any Civil, Structural, Mechanical, Landscape, or Building design professionals and Special Inspection Services firm involved
  • Verification of Occupancy Form required any time commercial tenants change, regardless of whether construction/improvements are involved
  • Industrial Waste Pretreatment Application required if a change in building use or occupant is proposed
  • Copy of Mechanical Contract required prior to permit issuance if mechanical work is applicable
  • Reviewed under the City's locally-adopted 2018 IBC / 2018 IEBC (International Existing Building Code) and 2018 IECC

Required documents

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Fee schedule

Tenant ImprovementCity of Hayden Official Fee Schedule, Exhibit A, Table 5 (Building Fees - Commercial); the schedule lists both bases without further clarifying which controls when they diverge -- confirm the applicable basis with the Building Department for a specific project
20% of shell valuation (or the Building Permit Fee Calculation Table applied to Estimated Contract Price)
Tenant Shell Only (precedes a later Tenant Improvement permit)City of Hayden Official Fee Schedule, Exhibit A, Table 5
80% of the Building Permit Fee Calculation Table
Verification of Occupancy -- No Improvements (tenant change, new CO issuance, no construction)City of Hayden Official Fee Schedule, Exhibit A, Table 5
$225.00
Commercial Plan Check FeeCity of Hayden Official Fee Schedule, Exhibit A, Table 5
65% of Building Permit Fee
Energy Conservation Code Review (ComCheck)City of Hayden Official Fee Schedule, Exhibit A, Table 5; applies if the TI scope triggers energy-code review
$100.00
HVAC System Review (if mechanical work proposed)City of Hayden Official Fee Schedule, Exhibit A, Table 5
$75.00
Mechanical Permit -- Processing Fee plus contract-value tiersCity of Hayden Official Fee Schedule, Exhibit A, Table 5 (Mechanical Permits, Commercial)
$50.00 processing fee; then 3% of contract price up to $20,000; 2% + $600.00 for $20,000.01-$50,000; 1% + $2,200.00 for $50,000.01-$100,000; 0.5% + $3,200.00 over $100,000.01; flat $220.00 for a Commercial Mechanical Replacement
Commercial Re-Inspection / Commercial Final Re-InspectionCity of Hayden Official Fee Schedule, Exhibit A, Table 5
$100.00 per re-inspection / $165.00 per final re-inspection

Review timeline

Plan review
Not published — contact the department

How long did your Commercial Alteration / Tenant Improvement (TI) Permit permit actually take in Hayden?

Anonymous — one question, no email. Answers are combined and only shown once at least 5 people have reported.

Inspection process

  1. 1

    Framing / Rough-In

    Applicable only if the TI scope includes new framing, mechanical, or structural work -- not required for a pure finish-out with no wall/structural changes

  2. 2

    Final

    Per the City's Building Department FAQ: 'Final inspections will not be scheduled until all required documents and jurisdictional approvals are in place,' including any applicable Fire District sign-off

See the full Hayden inspection guide — scheduling & re-inspection fees →

Tips

  • Don't assume the New Construction document checklist applies wholesale to a TI -- the Commercial Alteration checklist marks noticeably fewer items required (R): Water District sign-off is conditional on footprint increase, and Panhandle Health District sign-off isn't automatically required the way it is for new construction.
  • The Tenant Improvement fee formula (20% of shell valuation, or the calculation table applied to estimated contract price) is stated with an 'or' rather than a clear precedence rule -- confirm with the Building Department which basis will be used for a specific project before budgeting.
  • A Verification of Occupancy Form -- and potentially the $225.00 'No Improvements' fee -- is required any time commercial tenants change, even for a straight lease-to-lease swap with zero construction.

Frequently asked questions

Hayden requires a commercial alteration / tenant improvement (ti) permit for: Building Permit Application required (R), submitted via bsaonline.com/?uid=2689 (BS&A work type: 'Com Alteration'); Fire District sign-off required (R) on the Building Permit Application, per the City's guidance that 'Fire Department sign off is required on applications for all commercial/light industrial building permits for new structures, remodels and additions'; Water District sign-off required only when the building footprint is increased by the project -- not required for a pure interior tenant improvement that does not expand the footprint; Panhandle Health District sign-off on the Building Permit Application is listed but not marked required (R) for alterations, unlike new construction where it is required (R) -- applicability depends on project scope (e.g., food-service or septic-connected space); Stamped Architectural Plans required (R); Stamped Floor Calcs, Floor Layout, Mechanical Plans (if mechanical work proposed), Structural Plans, and Structural Calcs are listed but not uniformly marked required -- scope-dependent; ComCheck energy-compliance documentation listed on the checklist; Design Professional Sheet listing any Civil, Structural, Mechanical, Landscape, or Building design professionals and Special Inspection Services firm involved; Verification of Occupancy Form required any time commercial tenants change, regardless of whether construction/improvements are involved; Industrial Waste Pretreatment Application required if a change in building use or occupant is proposed; Copy of Mechanical Contract required prior to permit issuance if mechanical work is applicable; Reviewed under the City's locally-adopted 2018 IBC / 2018 IEBC (International Existing Building Code) and 2018 IECC. If your project isn't listed, confirm with City of Hayden Community Development Department, Building Division at (208) 209-2025 (Building Division); (208) 209-2022 also published on department handouts before starting work.

The Fee Schedule lists it as 20% of the shell valuation, or alternatively the Building Permit Fee Calculation Table applied to the estimated contract price. Source: City of Hayden Official Fee Schedule, Exhibit A, Table 5 (Building Fees - Commercial).

Hayden does not publish a plan-review timeline for this permit. Contact City of Hayden Community Development Department, Building Division at (208) 209-2025 (Building Division); (208) 209-2022 also published on department handouts for current turnaround.

You'll need: Building Permit Application; Stamped Architectural Plans. Depending on your project, Hayden may also ask for: ComCheck; Verification of Occupancy Form; Industrial Waste Pretreatment Application. See the required-documents checklist on this page for details on each.

Hayden requires 2 inspection(s) for a commercial alteration / tenant improvement (ti) permit, in order: Framing / Rough-In, Final. Schedule each through City of Hayden Community Development Department, Building Division ((208) 209-2025 (Building Division); (208) 209-2022 also published on department handouts).

Apply through City of Hayden Community Development Department, Building Division at 8930 N Government Way, Hayden, ID 83835. Phone: (208) 209-2025 (Building Division); (208) 209-2022 also published on department handouts, email: permits@cityofhaydenid.us. Office hours: Not published on the Building Department page or in the Residential Permit Application Instructions as a discrete office-hours line; standard City Hall hours apply. Applications are submitted electronically through the BS&A Online portal (bsaonline.com/?uid=2689), not primarily in person.. Official information: https://www.haydenid.gov/departments/building/index.php.

Hayden, Idaho has adopted: Idaho has a mandatory statewide baseline building code under the Idaho Building Code Act (Idaho Code Title 39, Chapter 41). The City of Hayden is an INCORPORATED CITY within Kootenai County with its own separate Building Department, entirely distinct from Kootenai County Community Development's Building Division (which administers only the unincorporated area of the county). Kootenai County's own adopted-codes documentation explicitly lists Hayden among the incorporated cities in the county with their own building departments and codes. Source: Kootenai County Code Title 7, Chapter 1, Section 7.1.103 (Applicability), https://codelibrary.amlegal.com/codes/kootenaicountyid/latest/kootenaicounty_id/0-0-0-2406; City of Hayden adopted codes, in effect as of January 1, 2021 (City Code, Title 9, Building Regulations): 2018 International Building Code (IBC), 2018 International Existing Building Code (IEBC), 2018 International Residential Code (IRC), 2018 International Mechanical Code (IMC), 2018 International Fuel/Gas Code (IFGC), 2018 International Energy Conservation Code (IECC), 2018 International Fire Code (IFC), 2015 International Swimming Pool and Spa Code (ISPSC), 2009 ICC A117.1 Accessible and Usable Buildings and Facilities, and the Idaho Manufactured Home Installation Standard (State of Idaho Division of Building Safety, 1-2018). Source: City of Hayden Building Department Design Criteria handout, https://cms2.revize.com/revize/hayden/document_center/Government/CED/Building/Frequently%20Asked%20Questions/BuildingDepartmentDesignCriteria.pdf; Plumbing, sewer, and electrical permitting and inspection within Hayden city limits are handled by the STATE of Idaho (Division of Building Safety / DOPL), NOT the City of Hayden — the City's own Residential Permit Application Instructions expressly direct applicants to 'Contact the State of Idaho, Division of Building Safety at (800)955-3044 or apply online https://dbs.idaho.gov/' for plumbing, sewer, and electrical permits/inspections, and state that 'State Permits must be final approved prior to scheduling a City Final Inspection.' This differs from neighboring Coeur d'Alene and Post Falls, which each issue their own electrical and plumbing permits directly. Source: City of Hayden Residential Permit Application Instructions, https://cms2.revize.com/revize/hayden/document_center/Government/CED/Building/Residential%20Permits/ResidentialPermitApplicationPacket.pdf; Mechanical/HVAC permits ARE issued directly by the City of Hayden Building Department (not the State), using the City's own itemized Residential Mechanical Worksheet and fee schedule. Source: City of Hayden Residential Mechanical Worksheet (same packet) and City of Hayden Fee Schedule (Exhibit A, eff. 9/1/2023); Building permit applications and construction documents are submitted electronically as PDFs through the BS&A Online portal (bsaonline.com/?uid=2689); the City does not describe an in-person plan drop-off as the primary application method. Source: City of Hayden Residential Permit Application Instructions. Local amendments apply — see the Hayden overview page for the full list.

A Verification of Occupancy Form is required any time commercial tenants change, and a $225.00 fee applies for a 'Verification of Occupancy - No Improvements' filing with new Certificate of Occupancy issuance, even without a construction/TI permit. Source: City of Hayden Commercial Alteration Permit Checklist and Official Fee Schedule, Exhibit A, Table 5.

Sources & verification

Key facts verified against official sources. Last reviewed 2026-08-02.

Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Hayden building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.

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