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Massachusetts law

Business Laws in Massachusetts.

Massachusetts business-law disputes commonly involve corporations, LLCs, governance, contracts, and commercial relationships. Massachusetts corporations are governed by the Massachusetts Business Corporation Act at M.G.L. c. 156D, Massachusetts LLCs follow c. 156C, and commercial transactions follow Massachusetts’s UCC in c. 106. Massachusetts also has a distinctive and powerful consumer-protection and unfair-business-practices statute at Chapter 93A.

Last verified: 2026-04-17

State law

Key Massachusetts Statutes

Massachusetts Business Corporation ActM.G.L. c. 156D

Massachusetts’s modern corporation statute governs shareholder rights, director duties, derivative claims, mergers, and dissolution.

Massachusetts Limited Liability Company ActM.G.L. c. 156C

Massachusetts’s LLC statute governs member rights, fiduciary duties, operating agreements, dissociation, and dissolution.

Chapter 93A — Consumer and Business Unfair PracticesM.G.L. c. 93A

Chapter 93A is a distinctive Massachusetts statute that authorizes a cause of action for unfair or deceptive acts or practices in trade or commerce, with multiple damages and attorneys’ fees available in qualifying cases — central to much Massachusetts commercial litigation.

Massachusetts Uniform Commercial CodeM.G.L. c. 106

Massachusetts’s UCC covers sales, secured transactions, negotiable instruments, and other commercial relationships behind business disputes.

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 Massachusetts.

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