HVAC Contractor Permit Requirements in Davenport, IA

1. EIN (Employer Identification Number)

   Required if you have employees or operate as an LLC or corporation. Free from the IRS.

   Official government source

   Free·Immediate (online application)

   Free

   Immediate (online application)

1. Iowa Department of Revenue — Sales Tax Permit

   Required for businesses selling taxable goods or services in Iowa. The state rate is 6%, and local option sales tax of up to 1% may apply. Iowa taxes about 75 enumerated services, so check whether your service is taxable before assuming you need a permit. Register with the Iowa Department of Revenue online.

   Official government source

   Free — no fee to register for a sales tax permit·Register online through GovConnectIowa, the state's tax portal

   Free — no fee to register for a sales tax permit

   Register online through GovConnectIowa, the state's tax portal

2. EPA Section 608 Certification (for refrigerants)

   Technicians who purchase, recover, or handle refrigerants must hold EPA Section 608 certification. Required by federal law regardless of state.

   Official government source

   $20–$100 (exam)·1–2 days

   $20–$100 (exam)

   1–2 days

1. Iowa DIAL - Plumbing & Mechanical Systems License (HVAC)

   HVAC and mechanical work in Iowa is licensed by the Plumbing & Mechanical Systems Board, administered by the Department of Inspections, Appeals & Licensing (DIAL), the successor to the former Division of Labor. License classes run apprentice, journeyperson, master, and contractor; a contracting business pairs a contractor license with a contractor registration and needs a licensed master. EPA Section 608 certification is separately required by federal law for refrigerant handling.

   Official government source

   $400 for a full three-year period as a contractor ($250 license plus $150 registration), prorated for mid-cycle applications; master $240, journeyperson $180, apprentice or inactive specialty $50, all per three-year cycle·Three-year licensing cycle ending June 30; allow about 4-8 weeks for a new application to be processed

   $400 for a full three-year period as a contractor ($250 license plus $150 registration), prorated for mid-cycle applications; master $240, journeyperson $180, apprentice or inactive specialty $50, all per three-year cycle

   Three-year licensing cycle ending June 30; allow about 4-8 weeks for a new application to be processed

2. No General Business License Required in Davenport

   Davenport does not require a general, citywide business license. The Revenue Division licenses only specific categories, each with its own fee: alarm businesses ($50-$100), auctioneers ($150), billboards and signs, bicycles ($5), tobacco/nicotine ($25-$100 by term), closing-out sales, vehicle-related businesses, mobile food units ($55), live entertainment ($50), metal recyclers ($300), and pawnbrokers/secondhand/junk/antique dealers ($50-$500). Most professional and personal-service businesses — pest control, barbering, tutoring, insurance, cleaning, photography — are not licensed by the city at all. Check the category list, and call the Revenue Division at 563-326-7715 if unsure.

   Official government source

   $0 for most business types; listed categories carry their own published fees·Not applicable unless your activity is one of the listed categories

   $0 for most business types; listed categories carry their own published fees

   Not applicable unless your activity is one of the listed categories

3. Davenport Mechanical Permit (per project)

   Each HVAC installation or major repair in Davenport takes its own mechanical permit from the city's Building and Land Development office, with inspections required at completion. Permits and plans can be submitted through the city's electronic plan review system, and simpler applications may still be filed on paper. Scott County does not permit work inside the city limits.

   Official government source

   Charged from the city's building and land development permit fee schedule, based on the scope of the work·Straightforward trade permits are typically issued within a few business days; inspections are scheduled as the work proceeds

   Charged from the city's building and land development permit fee schedule, based on the scope of the work

   Straightforward trade permits are typically issued within a few business days; inspections are scheduled as the work proceeds

Official Sources

• Iowa Division of Labor — HVAC Mechanical Contractor License
• City of Davenport Finance Department

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