Pet Sitting Business Permit Requirements in St. Louis, MO

Complete permit and license guide for starting a pet sitting business in St. Louis, St. Louis City, Missouri.

Verified 2026-08-28 4 stops $100–$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

    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

    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

    $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 Animal Care & Control — Kennel Permit (more than 4 animals)

    City of St. Louis ordinance limits domestic animals to four per parcel in residential districts; boarding pets at your home beyond that number requires a kennel permit through the Department of Health's Animal Care & Control. For a commercial boarding facility, confirm permit and zoning requirements directly with Animal Care & Control at (314) 657-1500 and the Building Division Zoning Section — the city does not publish a commercial boarding permit fee schedule online.

    Official government source

    Fees vary; confirm with City of St. Louis Animal Care & Control1–3 weeks

Terminus

Open for business — est. $100–$500 · 1–4 weeks

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