HVAC Contractor Permit Requirements in Charleston, WV

Complete permit and license guide for starting a hvac contractor in Charleston, Kanawha County, West Virginia.

Updated 2026-03-15 6 stops $400–$1,500 est. 4–10 weeks
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Not legal advice. Requirements may change — always verify with your local government authority before applying. This guide was compiled from public and official sources (last updated ) and has not yet been independently source-verified — confirm each requirement before acting on it.

Federal — start here

1 stop

  1. EIN (Employer Identification Number)

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

    Official government source

    FreeImmediate (online application)

State of West Virginia

2 stops

  1. West Virginia State Tax Department — Business Registration

    All businesses operating in West Virginia must register with the State Tax Department. West Virginia charges a 6% state sales tax; municipalities may add up to 1%. The Business Registration Certificate is required before commencing business.

    Official government source

    $30 (Business Registration Certificate)Immediate (online via MyTaxes)

  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

City of Charleston / Kanawha County

3 stops

  1. West Virginia Division of Labor — HVAC Contractor License

    HVAC contractors in West Virginia must hold applicable mechanical contractor licenses. EPA Section 608 certification is required for refrigerant handling.

    Official government source

    $100–$200 (initial)4–8 weeks

  2. City of Charleston Business License Division — Business License

    Charleston requires a City Business License for all businesses within city limits. The Business License Division processes applications and annual renewals. This license must be renewed annually and displayed at your place of business.

    Official government source

    $50–$500/year depending on business type and gross revenues1–3 weeks

  3. Kanawha County / Charleston Mechanical Permit (per project)

    A mechanical permit must be obtained from the local building department for each HVAC installation or major repair. Inspections are required upon completion.

    Official government source

    $50–$300 per project1–5 business days

Terminus

Open for business — est. $400–$1,500 · 4–10 weeks

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Official Sources

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