HVAC Permit in Clark County, Nevada

Permit required?

Yes, a permit is required.

When a permit is usually needed

For all HVAC installation or equipment replacement

Permit cost and what affects it

Fees are set by the locality and are not published here. See the official fee schedule or contact the office for current amounts.

Permit costs generally depend on the project valuation, the scope of work, and the inspections required. Ask the office how the fee is calculated for your specific project.

Where to apply

• Official permit page
• Permit portal

Frequently asked questions

Do you need a hvac permit in Clark County?

A mechanical permit is required for HVAC work in Clark County. Standard residential replacements such as A/C and furnace units under 5 tons qualify as Simple Online Permits obtainable through the Citizen Access Portal without plan review. Each appliance replacement requires a separate permit. The county follows the 2024 International Mechanical Code adopted January 11, 2026. Always confirm with the Clark County Department of Building and Fire Prevention before starting.

How much does a hvac permit cost in Clark County?

Fees are set by Clark County and are not published here. Contact the office for current amounts.

How long does a hvac permit take in Clark County?

Processing time for a hvac permit in Clark County varies by workload and project scope. Contact the Clark County Department of Building and Fire Prevention for a current estimate.

Where do you apply for a hvac permit in Clark County?

You can apply through the Clark County permit portal or contact the Clark County Department of Building and Fire Prevention directly. The links are listed on this page.

Official sources

• https://www.clarkcountynv.gov/government/departments/building___fire_prevention/permit_issuance/building-simple-permits
• https://www.clarkcountynv.gov/government/departments/building___fire_prevention/