Pest Control Permit Requirements in Green Bay, WI

Complete permit and license guide for starting a pest control in Green Bay, Brown County, Wisconsin.

Updated 2026-03-15 6 stops $400–$1,200 est. 6–10 weeks to obtain all licenses and pass required exams
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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. 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)

  2. EPA Federal Pesticide Requirements

    Federal law (FIFRA) requires all pesticide applicators to use only EPA-registered products and follow label instructions. Commercial applicators must maintain application records for at least 2 years.

    Official government source

    No federal feeOngoing compliance

State of Wisconsin

2 stops

  1. Wisconsin — Commercial Pesticide Applicator License

    Wisconsin requires commercial pest control businesses to register with the Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP). All applicators must hold a Commercial Pesticide Applicator certification. Exams required for each pesticide category.

    Official government source

    $35 exam fee; $100 business registration4–8 weeks

  2. Wisconsin — Sales Tax / Business Registration

    Wisconsin imposes a 5% sales tax on some pest control services. Register with DOR.

    Official government source

    No fee1–2 weeks

City of Green Bay / Brown County

2 stops

  1. Green Bay — General Business License

    Green Bay requires all businesses operating within city limits to obtain a general business license from the city. Pest control companies must renew annually and may be subject to additional zoning review.

    Official government source

    $50–$200/year1–3 weeks

  2. Wisconsin Department of Agriculture — Commercial Pesticide Applicator Certification

    Wisconsin requires commercial pest control businesses to register with the Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP). All applicators must hold a Commercial Pesticide Applicator certification. Exams required for each pesticide category.

    Official government source

    $35 exam fee; $100 business registration4–8 weeks (exam scheduling and processing)

Terminus

Open for business — est. $400–$1,200 · 6–10 weeks to obtain all licenses and pass required exams

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Official Sources

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