A hvac/mechanical permit in City of Green Bay costs $45 + $4 per unit. Processing takes 5-10 days. Applications can be submitted online. One or more inspections are required. This is 203% above the Wisconsin state average of $150.

This data was verified against official City of Green Bay records as of 2026-02-15. Source: City of Green Bay permit office (greenbaywi.gov/permits).

Fee
$45 + $4 per unit
Based on project scope
Processing Time
5-10 days
Typical approval timeline
Online Application
Yes
Last Verified
2026-02-15
From official sources

Requirements

HVAC/Mechanical PermitCity of Green BayCurrent
Fee$45 + $4 per unit
Processing Time5-10 days
ApplicationApply online →
Inspections RequiredYes
Contact(920) 448-3300
Office HoursMon–Fri 8:00 AM – 4:30 PM
Last Verified2026-02-15

How to Apply for a HVAC/Mechanical Permit in City of Green Bay

  1. Determine requirements. Confirm that your project requires a hvac/mechanical permit by contacting the City of Green Bay permit office at (920) 448-3300.
  2. Prepare documents. Gather required plans, specifications, contractor credentials, and any supporting documentation for your application.
  3. Submit application. Apply online through the City of Green Bay online portal, or submit in person at 100 N Jefferson St, Room 608, Green Bay, WI 54301.
  4. Pay fees. The fee for a hvac/mechanical permit in City of Green Bay is $45 + $4 per unit. Fees are typically due at time of application.
  5. Await review. Processing typically takes 5-10 days. You will be notified when your permit is approved or if additional information is needed.
  6. Schedule inspections. Once your permit is approved and work begins, schedule required inspections at each construction milestone. Contact the permit office to arrange inspection times.

Frequently Asked Questions — HVAC/Mechanical Permit in City of Green Bay

How much does a hvac/mechanical permit cost in City of Green Bay?

A hvac/mechanical permit in City of Green Bay costs $45 + $4 per unit. Fees may vary based on project scope and valuation. Contact the City of Green Bay permit office for an exact fee quote for your project.

How long does it take to get a hvac/mechanical permit in City of Green Bay?

Processing time for a hvac/mechanical permit in City of Green Bay is typically 5-10 days. Timelines depend on project complexity and current application volume. Plan submissions during off-peak periods may be processed faster.

Can I apply for a hvac/mechanical permit online in City of Green Bay?

Yes. City of Green Bay accepts online permit applications. You can submit your hvac/mechanical permit application, upload required documents, and pay fees through the online portal.

What happens if I start work without a hvac/mechanical permit in City of Green Bay?

Working without a required hvac/mechanical permit in City of Green Bay can result in stop-work orders, fines, required removal of unpermitted work, and complications when selling the property. Always obtain the required permit before beginning work.

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