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HVAC License in Missouri

Requirements, Fees & How to Apply — 2026 Guide

County/City Level Only

Quick Answer

Missouri requires hvac contractors to hold a county/city only. A state exam is required. Application fees start at $100-$250. Licenses renew biennial.

License Requirements

  • License Type: County/City Only
  • Exam Required: Yes — state or trade exam required
  • Experience: 3+ years in hvac
  • Insurance: $200,000 general liability
  • Bond: $5,000-$10,000

Fees

  • Application Fee: $100-$250
  • Exam Fee: $50-$100
  • License Fee: $100-$200
  • Renewal Fee: $75-$150 (Biennial)

Governing Body

How to Get a HVAC License in Missouri

Step-by-step application process.

  1. Verify you meet the experience requirement (3+ years in hvac)
  2. Obtain required insurance: $200,000 general liability
  3. Obtain surety bond: $5,000-$10,000
  4. Pass the required exam — schedule through the state exam provider
  5. Submit application to Missouri HVAC Licensing Board
  6. Pay applicable fees and await license issuance (typically 2–8 weeks)

Important Notes

Missouri HVAC contractors must hold a state license. EPA 608 certification required for refrigerant handling. Verify local jurisdiction requirements.

Frequently Asked Questions

Do I need a license to do hvac work in Missouri?

Yes. Missouri requires hvac contractors to hold a county/city only. Missouri HVAC contractors must hold a state license. EPA 608 certification required for refrigerant handling. Verify local jurisdiction requirements.

How much does a hvac license cost in Missouri?

In Missouri, the application fee is typically $100-$250. Exam fees are $50-$100. License fees are $100-$200. Renewal is $75-$150 per biennial cycle.

Is an exam required for a hvac license in Missouri?

Yes, Missouri requires passing a licensing exam for hvac contractors. The exam typically covers state laws and regulations plus trade-specific knowledge.

How do I renew my hvac license in Missouri?

Missouri hvac licenses renew biennial. Renewal fees are $75-$150. Many states require continuing education for renewal. Contact Missouri HVAC Licensing Board for current renewal requirements.

Does Missouri have reciprocity for hvac licenses?

Missouri currently has limited formal reciprocity for hvac licenses. Contact Missouri HVAC Licensing Board to discuss your situation — experience from other states may still be credited.

HVAC Licensing in Neighboring States

Compare requirements in nearby states — useful if you work across state lines.

ArkansasIllinoisIowaKansasKentuckyNebraska

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Disclaimer: Licensing requirements change frequently. Always verify current requirements with the official state licensing board before applying. This information is for general guidance only and is not legal advice.