MA H5111

Expands the definition of "trade or commerce" to include real property transactions and labor market activities (recruitment, hiring, compensation, retention of workers)

Establishes criminal penalties for knowing antitrust violations: up to $1 million fine for corporations, up to $100,000 fine and/or 5 years imprisonment for individuals

Grants the Attorney General authority to bring civil actions for injunctive relief, parens patriae suits on behalf of Massachusetts residents, and to recover civil penalties up to $1 million for corporations or $100,000 for individuals

Allows courts to award up to treble (3x) actual damages plus attorneys' fees in civil antitrust actions brought by the AG or private parties

Strengthens investigative powers by expanding subpoena authority to third parties with relevant knowledge, extending document retention from 2 to 5 years, and authorizing civil investigative demands under Chapter 93A