For AI agents: read the machine-readable documentation index at /llms.txt or the single-file full reference at /llms-full.txt.

LABOR RELATIONS

M.G.L. pt. Part I, tit. Title XXI, ch. c. 150A
in effect

M.G.L. c. 150A, § 1 Public policy

M.G.L. c. 150A, § 2 Definitions

M.G.L. c. 150A, § 3 Rights of employees

M.G.L. c. 150A, § 3A Domestic service employee defined; violations; discharge; presumption; damages; costs

M.G.L. c. 150A, § 4 Unfair labor practices by employers

M.G.L. c. 150A, § 4A Unfair labor practices by individuals or labor organizations

M.G.L. c. 150A, § 4B Refusal to bargain collectively with employer

M.G.L. c. 150A, § 4C Health care facilities; unfair labor practices by employers or employees

M.G.L. c. 150A, § 5 Representatives; determining and certifying; grievances; units; review; proceedings to enforce or review orders

M.G.L. c. 150A, § 5A Agricultural workers; representatives

M.G.L. c. 150A, § 6 Prevention of unfair labor practices; powers of commission; proceedings; judicial review

M.G.L. c. 150A, § 6A Denial of admission to, and suspension or expulsion from, a labor organization; proceedings for relief; voting rights of non-participants in insurance plans and of local organizations in conventions

M.G.L. c. 150A, § 6B Review of order of commission

M.G.L. c. 150A, § 6C Payment of dues and assessments during disciplinary and legal proceedings

M.G.L. c. 150A, § 7 Powers of commission and courts relative to hearings and investigations; self-incrimination; service of papers; witness fees; papers and information furnished by other departments

M.G.L. c. 150A, § 8 Interference with member or agent of commission

M.G.L. c. 150A, § 9 Right to strike

M.G.L. c. 150A, § 9A Grievances or disputes between health care facilities and nurses

M.G.L. c. 150A, § 10 Conflict of laws; federal statutes and regulations

M.G.L. c. 150A, § 11 Partial invalidity

M.G.L. c. 150A, § 12 Title of statute

Source: Massachusetts General Court (malegislature.gov)URL: https://malegislature.gov/Laws/GeneralLaws/PartI/TitleXXI/Chapter150AFetched: 10/20/2026