What model building codes does Yellowstone County enforce in 2026?

Yellowstone County enforces the 2021 Montana State Building Code. in accordance with Billings City Code Chapter 6.

How long does commercial plan review take in Yellowstone County?

Commercial plan review in Yellowstone County typically takes 8 - 14 Business Days depending on project valuation and submittal completeness.

Is a contractor surety bond required for permits in Yellowstone County?

Yes. Yellowstone County requires a mandatory $10,000 Montana Contractor Registration Bond prior to permit issuance.

Verified 2026 AHJ Hub Montana Jurisdiction Audited Q3 2026

Yellowstone County Commercial Permit Fees & Rules

Official municipal fee schedule estimator, mandatory contractor bond requirements, and plan review SLAs for commercial construction in Yellowstone County, Montana.

Direct Answer Engine Specifications (Yellowstone County) Verifiable AHJ Factsheet

Enforcing Department: City of Billings Building Division
Governing Ordinance: Billings City Code Chapter 6
Plan Check SLA: 8 - 14 Business Days
Surety Bond Required: $10,000 Min

AHJ Verified Workstation 2026 Fee Schedule Enforced

Yellowstone County Commercial Permit Fee Estimator

1. Select Commercial Trade Pathway

2. Estimated Construction Valuation ($USD)

Quick Presets:

📐 Applied Municipal Formula Tier

Tier Valuation Formula: $1,665 base fee + $3.80 per $1,000 above $250,000 valuation.

Itemized Cost Assessment Verified

Base Municipal Permit Fee: $0.00

Plan Review Fee (65%): $0.00

Tech & Admin Surcharge (4%): $0.00

Cost Ratio Breakdown Base 58% | Review 38% | Tech 4%

Total Estimated Cost: $0.00

Mandatory Contractor Prerequisites & Submittal Checklist

Yellowstone County AHJ Requirements

Permit Prerequisite Instant Underwriting

Contractor Surety License Bond

Yellowstone County requires an active $10,000 Montana Contractor Registration Bond on file prior to plan submittal.

Get $10,000 Bond Quote →

Insurance Mandate Same-Day COI

Commercial COI Liability ($1M+)

Minimum $1.0M General Liability COI naming Yellowstone County Building Dept as Certificate Holder.

Generate COI Certificate →

🏛️ Authority Having Jurisdiction (AHJ)

Verified Contact

Department Name: City of Billings Building Division

Phone Number: (406) 657-8270

Physical Address: 2825 3rd Ave N, Billings, MT 59101

Enforced Ordinance: Billings City Code Chapter 6

Visit Official AHJ Dot-Gov Portal ↗

Submittal Pathways

Yellowstone County Trade Workstation Directories

Direct links to specialized trade calculators and sub-trade bond rules in Yellowstone County:

Commercial Building & Structural Plan review fee: 50% | Tech surcharge: 3%

Open Dedicated Workstation →

More Montana County Hubs

Statewide Code Rules

Montana Model Code Matrix

Enforcing 2021 Montana State Building Code.. Access amendments and state licensing requirements.

View All Montana Counties →