Dedicated Trade Workstation
Audited Q3 2026
Cook County Commercial Building & Structural Permit Calculator
Official fee schedule logic based on Cook County Building Code Ord 102-120. Includes plan review fees, technology surcharges, and prerequisite contractor bond rules.
Direct Answer Engine Specifications (Commercial Building & Structural) Verifiable Municipal Factsheet
- AHJ Authority
- Cook County Dept of Building and Zoning
- Enforced Ordinance
- Cook County Building Code Ord 102-120
- Plan Check SLA
- 15 - 22 Business Days
- Surety Bond Required
- $20,000
AHJ Verified Workstation
2026 Fee Schedule Enforced
Cook County Commercial Permit Fee Estimator
$
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
Cook County AHJ Requirements Permit Prerequisite Instant Underwriting
Contractor Surety License Bond
Cook County requires an active $20,000 Illinois Contractor License Bond on file prior to plan submittal.
Insurance Mandate Same-Day COI
Commercial COI Liability ($1M+)
Minimum $1.0M General Liability COI naming Cook County Building Dept as Certificate Holder.
Official AHJ Source Citation
Visit Official AHJ Dot-Gov Site ↗
Cook County Dept of Building and Zoning Official Building Department
69 W Washington St, Chicago, IL 60602 | Phone: (312) 603-0500