HVAC Contractor Permit Requirements in Silver Spring, MD

Complete permit and license guide for starting a hvac contractor in Silver Spring, Montgomery County, Maryland.

Updated 2026-03-15 4 stops $600–$2,000 est. 7–12 weeks to obtain all licenses
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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

2 stops

  1. EPA Section 608 Technician Certification

    Federal law requires all HVAC technicians who purchase or handle refrigerants to be certified under EPA Section 608 of the Clean Air Act. Certification is available in Type I (small appliances), Type II (high-pressure), Type III (low-pressure), and Universal categories. Certification is obtained through an EPA-approved testing organization such as ESCO Institute or NATE.

    Official government source

    $20–$60 (exam fee)1–2 weeks (exam scheduling)

  2. 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 Maryland

1 stop

  1. Maryland Board of HVACR Contractors — HVACR License

    HVAC/R contractors in Maryland must be licensed by the State Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors (Maryland Department of Labor) under Business Regulation Article 9A and COMAR 09.15 — not primarily by MHIC. Licensing is tiered (apprentice, journeyman, master, limited) with experience-hour and exam requirements. Contractors who sign or approve HVACR contracts must carry general liability insurance of at least $300,000 and property damage coverage of at least $100,000, with the Board named as certificate holder.

    Official government source

    Set by the HVACR Board (tiered licenses) — confirm current fees; MHIC ($281.25) applies only if the firm separately does home-improvement work6–10 weeks

City of Silver Spring / Montgomery County

1 stop

  1. Montgomery County — Mechanical Permit

    Silver Spring operates under Montgomery County jurisdiction. HVAC contractors must obtain a mechanical permit from Montgomery County Permitting Services for each installation project.

    Official government source

    $75–$400 per project2–4 weeks

Terminus

Open for business — est. $600–$2,000 · 7–12 weeks to obtain all licenses

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Official Sources

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