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Commercial Building Permit (New Construction, Additions, Alterations) in Laurel, Montana

Required for new construction, additions, and alterations to commercial and other non-residential structures within Laurel city limits. Reviewed against the 2021 IBC (Laurel City Code Chapter 14.12, adopted by Ordinance No. O22-01) and 2021 IECC (Chapter 14.22) as locally adopted by the City of Laurel. Laurel is a Montana DLI-certified Building (B) jurisdiction, so the City itself issues and inspects this permit; there is no separate commercial application form — commercial projects use the same universal Construction Permit and Application form as residential work. Because Laurel is NOT DLI-certified for Electrical, Plumbing, or Mechanical, those trade permits for commercial work are issued directly by the Montana Department of Labor & Industry Building Codes Bureau (Helena), not the City, under the State's own commercial fee schedules.

Reviewed 2026-08-26 · Source

When you need this permit

  • Building permit required for new construction, additions, remodels, and alterations to commercial/non-residential structures within city limits
  • Plans must comply with the 2021 IBC (Laurel City Code Ch. 14.12, Ord. No. O22-01) and 2021 IECC (Ch. 14.22) as locally adopted
  • Application must include job address, owner and contractor contact information (with current City of Laurel business license number for the general contractor), subdivision/lot/block/tract, zoning, valuation of project, description of work, occupancy, type of construction, number of units, and total square feet -- the same application fields used for residential construction
  • Because Laurel is not DLI-certified for Electrical, Plumbing, or Mechanical, commercial electrical, plumbing, and mechanical work must be separately permitted through the Montana DLI Building Codes Bureau (Helena), under the State's own commercial fee schedules -- these are distinct from, and priced differently than, the residential DLI fee figures published for Laurel's Electrical Permit, Plumbing Permit, and Mechanical/HVAC Permit
  • A general Fire Final inspection is part of the standard inspection sequence recorded on the universal Construction Permit and Application form; a dedicated fire-suppression or fire-alarm system design, by contrast, goes through the City's separate Fire Sprinkler & Fire Alarm Permit (third-party plan review by FSCI), not through this permit
  • Applicant must call Montana One-Call (1-800-424-5555) at least two business days before digging
  • Work must not commence before permit issuance; the Building Permit Fee doubles if work has started prior to issuance
  • Permit becomes null and void if work is not commenced within 180 days of issuance, unless a written extension request is submitted to and approved by the Building Department
  • Permit holder must give the Building Department 24-hour notice for all required inspections (call (406) 628-4796)

Required documents

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Fee schedule

Building Permit Fee -- Valuation $1.00 to $500.00
Resolution No. R25-18, Appendix A (Building Permit Fees and Charges), pages 12-15; Show full citationResolution No. R25-18, Appendix A (Building Permit Fees and Charges), pages 12-15; this is the same valuation-based schedule used for all structures (residential and commercial), escalating in $1,000 valuation bands up to $100,000, then $1,491.00 for the first $100,000 plus $6.40 per additional $1,000 (to $500,000), $4,051.00 for the first $500,000 plus $5.47 per additional $1,000 (to $1,000,000), and $6,239.00 for the first $1,000,000 plus $4.58 per additional $1,000 thereafter -- Appendix A does not price the base Building Permit Fee itself differently for commercial work, only the Plan Review percentage below
$36.00
Commercial Plan ReviewResolution No. R25-18, Appendix A (Building Permit Fees and Charges), pages 12-15 -- higher than the 50% Residential Plan Review rate charged on Laurel's Residential Building Permit
65% of the Building Permit Fee
Additional Plan Review (changes/additions/revisions to plans, minimum one half hour)Resolution No. R25-18, Building Permit Fees and Charges table, page 11
$100.00 per hour
On-site Pre-building Inspection (New & Additions)Resolution No. R25-18, Building Permit Fees and Charges table, page 11
$30.00
Additional Re-Inspection FeeResolution No. R25-18, Building Permit Fees and Charges table, page 11
$100.00

Review timeline

Plan review
Not published — contact the department

How long did your Commercial Building Permit (New Construction, Additions, Alterations) permit actually take in Laurel?

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

Inspection process

  1. 1

    Footings

    Before concrete pour -- form placement, rebar, and footing depth

  2. 2

    Foundation

    Foundation wall construction prior to backfill

  3. 3

    Ground Inspection

    Under-slab/ground work prior to concealment

  4. 4

    Framing

    Structural framing prior to insulation and drywall

  5. 5

    Roofing

    Roof assembly per 2021 IBC prior to final covering

  6. 6

    Insulation

    Insulation installation per 2021 IECC prior to drywall

  7. 7

    Gypsum/Drywall

    Drywall/gypsum board installation

  8. 8

    Fire Final

    General fire-safety final, recorded on the same universal Construction Permit and Application card as the Building and Site Improvements finals; distinct from the dedicated fire-suppression/fire-alarm system plan review handled separately by FSCI under the City's Fire Sprinkler & Fire Alarm Permit

  9. 9

    Building Final

    Completed work verified against approved plans

  10. 10

    Site Improvements Final

    Site work, grading, and improvements complete

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

Tips

  • Laurel has no separate commercial application form -- unlike some Montana and Idaho cities that use a distinct commercial permit application, Laurel's commercial and residential building permits are both filed on the same universal Construction Permit and Application form.
  • The one place the City's fee schedule does distinguish commercial from residential is the Plan Review percentage: 65% of the Building Permit Fee for commercial versus 50% for residential, per Resolution No. R25-18, Appendix A.
  • Electrical, plumbing, and mechanical work on a commercial project is not part of this permit -- it is separately permitted directly through the Montana DLI Building Codes Bureau (Helena), since Laurel holds no local certification for those trades, the same routing used for residential trade permits.
  • Roofing and demolition each have their own commercial-specific flat/valuation-based fees under the City's separate Roofing Permit and Demolition Permit ($250.00 flat for commercial re-roofing; valuation-based for commercial demolition) -- they are not folded into this Building Permit.
  • A general Fire Final inspection is bundled into this permit's own inspection card, but a fire sprinkler or fire alarm system's design plan review is a separate process (FSCI, third-party) covered by the City's Fire Sprinkler & Fire Alarm Permit.
  • New commercial construction may separately trigger a Planning Department Site Plan Review ($600.00, per Resolution No. R25-18, Planning Fees and Charges table, page 9) -- a distinct zoning-driven process from this Building Department permit; confirm with the Planning Department whether a specific project needs it.

Frequently asked questions

Laurel requires a commercial building permit (new construction, additions, alterations) for: Building permit required for new construction, additions, remodels, and alterations to commercial/non-residential structures within city limits; Plans must comply with the 2021 IBC (Laurel City Code Ch. 14.12, Ord. No. O22-01) and 2021 IECC (Ch. 14.22) as locally adopted; Application must include job address, owner and contractor contact information (with current City of Laurel business license number for the general contractor), subdivision/lot/block/tract, zoning, valuation of project, description of work, occupancy, type of construction, number of units, and total square feet -- the same application fields used for residential construction; Because Laurel is not DLI-certified for Electrical, Plumbing, or Mechanical, commercial electrical, plumbing, and mechanical work must be separately permitted through the Montana DLI Building Codes Bureau (Helena), under the State's own commercial fee schedules -- these are distinct from, and priced differently than, the residential DLI fee figures published for Laurel's Electrical Permit, Plumbing Permit, and Mechanical/HVAC Permit; A general Fire Final inspection is part of the standard inspection sequence recorded on the universal Construction Permit and Application form; a dedicated fire-suppression or fire-alarm system design, by contrast, goes through the City's separate Fire Sprinkler & Fire Alarm Permit (third-party plan review by FSCI), not through this permit; Applicant must call Montana One-Call (1-800-424-5555) at least two business days before digging; Work must not commence before permit issuance; the Building Permit Fee doubles if work has started prior to issuance; Permit becomes null and void if work is not commenced within 180 days of issuance, unless a written extension request is submitted to and approved by the Building Department; Permit holder must give the Building Department 24-hour notice for all required inspections (call (406) 628-4796). If your project isn't listed, confirm with City of Laurel Building Department — city-certified for Building (B) and Swimming Pool (SP) only; Electrical, Plumbing, Mechanical, and Fuel/Gas permits are issued directly by the Montana Department of Labor & Industry Building Codes Bureau at (406) 628-4796 ext. 5304 before starting work.

In Laurel, the published Building Permit Fee -- Valuation $1.00 to $500.00 is: $36.00. Additional published fees: Commercial Plan Review — 65% of the Building Permit Fee; Additional Plan Review (changes/additions/revisions to plans, minimum one half hour) — $100.00 per hour; On-site Pre-building Inspection (New & Additions) — $30.00; Additional Re-Inspection Fee — $100.00. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Not published. Montana Code Annotated 50-60-106(2)(c)'s 10-working-day permit-or-disapproval deadline applies only when the State's single-family-dwelling checklist is attached to the plans, so it does not reach commercial projects, and the City publishes no commercial-specific turnaround of its own. Contact the Building Department at (406) 628-4796 ext. 5304 for a current estimate.

You'll need: Construction Permit and Application; Construction Drawings. See the required-documents checklist on this page for details on each.

Laurel requires 10 inspection(s) for a commercial building permit (new construction, additions, alterations), in order: Footings, Foundation, Ground Inspection, Framing, Roofing, Insulation, Gypsum/Drywall, Fire Final, Building Final, Site Improvements Final. Schedule each through City of Laurel Building Department — city-certified for Building (B) and Swimming Pool (SP) only; Electrical, Plumbing, Mechanical, and Fuel/Gas permits are issued directly by the Montana Department of Labor & Industry Building Codes Bureau ((406) 628-4796 ext. 5304).

Apply through City of Laurel Building Department — city-certified for Building (B) and Swimming Pool (SP) only; Electrical, Plumbing, Mechanical, and Fuel/Gas permits are issued directly by the Montana Department of Labor & Industry Building Codes Bureau at 115 W 1st St, Laurel, MT 59044. Phone: (406) 628-4796 ext. 5304, email: jgonzales@laurel.mt.gov. Office hours: Monday-Friday, 8:00 am to 5:00 pm (fax (406) 628-2241). Official information: https://cityoflaurelmontana.com/1295/City-Building-Code-Enforcement.

No. Commercial and residential building permits both use the City's same universal Construction Permit and Application form. The fee schedule differentiates them primarily through the Plan Review percentage: 65% of the Building Permit Fee for commercial work versus 50% for residential, per Resolution No. R25-18, Appendix A.

The Montana Department of Labor & Industry Building Codes Bureau (Helena), not the City -- Laurel is DLI-certified for Building and Swimming Pool only, not Electrical, Plumbing, or Mechanical. Commercial trade work is billed under the State's own commercial fee schedules, separate from the City's Building Permit Fee and separate from the residential DLI figures published for Laurel's other trade permits.

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