Skip to main content

Missouri law

Business Laws in Missouri.

Missouri has adopted the General and Business Corporation Law of Missouri and the Missouri Limited Liability Company Act. LLCs are the dominant entity. Missouri has adopted the UCC. Noncompetes are enforceable where reasonable in scope, duration, and geography, and supported by a legitimate business interest. Missouri follows the modified "blue-pencil" rule allowing courts to reform overbroad restrictions. The Missouri Secretary of State administers business filings.

Last verified: 2026-04-17

State law

Key Missouri Statutes

General and Business Corporation LawRSMo § 351.010 et seq.

Governs formation, governance, mergers, dissolutions, and shareholder rights of Missouri for-profit corporations.

Missouri Limited Liability Company ActRSMo § 347.010 et seq.

Governs formation, operating agreements, management, and dissolution of LLCs. Operating agreement controls member relations.

Noncompete EnforceabilityMissouri common law; Healthcare Servs. v. Copeland, 198 S.W.3d 604 (Mo. 2006)

Noncompetes are enforceable where (1) protecting a legitimate business interest (trade secrets, customer contacts); (2) reasonable in scope, duration, and geography; and (3) not against public policy. Missouri courts may modify overbroad terms.

Missouri Uniform Trade Secrets ActRSMo § 417.450 et seq.

Provides civil remedies for misappropriation of trade secrets, including injunctive relief, actual damages, unjust enrichment, and exemplary damages up to 2x actual damages for willful misappropriation.

Missouri UCCRSMo Chapter 400

Missouri's adoption of the UCC governs sales of goods, leases, negotiable instruments, secured transactions, and related commercial matters.

State law

Official Sources

Not Legal Advice

This page summarizes publicly available statutes and rules for informational purposes only. It does not constitute legal advice, and no attorney-client relationship is created by viewing this content. Laws change — always verify with the primary source or consult a licensed attorney in Missouri.

Next step

Move from state law into guided help or attorney search.

If you want help applying this information to your situation, start with guided help or browse attorneys for this issue in Missouri.