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Mobile Dog Grooming Permit Requirements in St. Louis, MO

Complete permit and license guide for starting a mobile dog grooming in St. Louis, St. Louis City, Missouri.

Verified 2026-08-28 4 stops $150–$500 est. 1–4 weeks
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Not legal advice. Requirements may change — always verify with your local government authority before applying. Key agencies and fees on this page were re-checked against official government sources on .

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 for EIN (Employer Identification Number) (opens in a new tab)

    FreeImmediate (online application)

State of Missouri

1 stop

  1. Missouri Department of Revenue — Sales Tax License

    Required for all businesses selling taxable goods in Missouri. The state rate is 4.225%; local rates vary by city and county. Register online with the Missouri Department of Revenue.

    Official government source for Missouri Department of Revenue — Sales Tax License (opens in a new tab)

    FreeImmediate (online application)

City of St. Louis / St. Louis City

2 stops

  1. City of St. Louis License Collector — Business License

    St. Louis City is an independent city (not part of St. Louis County) and requires a Graduated Business License (GBL) from the License Collector's Office before commencing business. The license must be renewed annually; renewal applications and payment are due before June 1 to avoid penalties.

    Official government source for City of St. Louis License Collector — Business License (opens in a new tab)

    $200 initial fee ($100 if starting between January 1 and May 31); annual renewal is graduated by number of St. Louis employees, from $200 (0-2 employees) up to $37,5001–3 weeks

  2. St. Louis — no groomer-specific city permit (general business license applies)

    The City of St. Louis does not publish a permit specific to mobile pet grooming, and pet groomers are not licensed by Missouri. A mobile grooming business operating in the city needs the standard Graduated Business License from the License Collector's Office, and wash-water from grooming vehicles must not be discharged to storm drains (MSD stormwater rules). Confirm with Animal Care & Control at (314) 657-1500 whether any animal-related requirements apply to your specific operation.

    Official government source for St. Louis — no groomer-specific city permit (general business license applies) (opens in a new tab)

    No groomer-specific city permit fee; Graduated Business License is $200/year minimum1–3 weeks

Terminus

Open for business — est. $150–$500 · 1–4 weeks

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