Commonwealth of Massachusetts — Government Structure
Organizational Chart · Feb. 2026
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The People
Legislature
House
160 Members
Senate
40 Members
Constitutional Officers
Office of the Attorney General
Housing Affordability Unit
Gun Violence Prevention Unit
Health Care & Fair Competition Bureau
Office of Victim Assistance
Public Protection & Advocacy Bureau
Criminal Bureau
Executive Office
Government Bureau
Energy & Environment Bureau
Central MA Regional Office
Western MA Regional Office
Southeastern MA Regional Office
Office of the Governor
Boards & Commissions
Cabinet Affairs & Strategic Planning
Communications
Constituent Services
Governor’s Council Admin. Office
Governor’s Executive Office
Legal Counsel
Legislative Affairs
Office of Access, Opportunity & Community Affairs
Operations
Personnel
Springfield & Washington DC Offices
Office of the Lt. Governor
Executive Office
Office of the State Auditor
Executive Office
Special Investigations
Office of the State Treasurer & Receiver General
Alcoholic Beverage Control Commission
Executive Office
MA School Building Authority
Massachusetts State Lottery
PRIM Board
Office of Economic Empowerment
MA Clean Water Trust
Veterans’ Bonus Division
Judiciary
Supreme Judicial Court
Appeals Court
Trial Court
Executive Office
Executive Agencies
Executive Agencies
Dept. of Transportation (MassDOT)
Aeronautics Division
Executive Office
Highway Division
MassDOT Board of Directors
MBTA
MBTA Board of Directors
MBTA Advisory Board
Rail & Transit Division
Registry of Motor Vehicles
Executive Office for Administration & Finance
Supplier Diversity Office
Public Employee Retirement Admin. Commission
State Library of Massachusetts
Division of Admin. Law Appeals
MA Teachers’ Retirement System
Appellate Tax Board
Bureau of the State House
Civil Service Commission
Department of Revenue
Division of Capital Asset Mgmt & Maintenance
Executive Office
Div. Admin. Law Appeals, Bureau of Special Ed Appeals
Developmental Disabilities Council
Group Insurance Commission
Human Resources Division
Office on Disability
Executive Office of Economic Development
Division of Banks
Division of Insurance
Division of Standards
Executive Office
MA Office of International Trade & Investment
Commonwealth Marketing Office
Office of Travel & Tourism
MA Office of Business Development
Office of Consumer Affairs & Business Regulation
Architectural Access Board
Dept. of Telecommunications & Cable
Office of Public Safety & Inspection
Executive Office of Education
Dept. of Early Education & Care
Dept. of Elementary & Secondary Education
Department of Higher Education
Executive Office
Executive Office of Energy & Environmental Affairs
Office of Outdoor Recreation
Dept. of Agricultural Resources
Dept. of Conservation & Recreation
Dept. of Energy Resources
Dept. of Environmental Protection
Dept. of Fish & Game
Dept. of Public Utilities
Executive Office
MA Environmental Policy Act Office
Office of Coastal Zone Mgmt.
Office of Energy Transformation
Division of Fisheries & Wildlife
Office of Technical Assistance & Technology
Executive Office of Health & Human Services
Commission for the Blind
Commission for the Deaf & Hard of Hearing
Dept. of Children & Families
Dept. of Mental Health
Dept. of Public Health
Dept. of Transitional Assistance
Dept. of Youth Services
Executive Office
MassAbility
MA Health Connector
Office of Medicaid (MassHealth)
Exec. Office of Elder Affairs
Office for Refugees & Immigrants
Dept. of Developmental Services
Executive Office of Housing & Livable Communities
Division of Housing Stabilization
Division of Livable Communities
Division of Public Housing & Rental Assistance
Executive Office
Division of Housing Development
Executive Office of Labor & Workforce Development
MassHire – Dept. of Career Services
Divisions of Apprenticeship Standards
Executive Office
Board of Review
Dept. of Industrial Accidents
Dept. of Labor Relations
Dept. of Economic Research
Dept. of Unemployment Assistance
Dept. of Labor Standards
Paid Family & Medical Leave
Executive Office of Public Safety & Security
Dept. of Correction
Dept. of Fire Services
Dept. of State Police
Executive Office
MA Parole Board
Municipal Police Training Committee
Sex Offender Registry Board
MA Emergency Mgmt. Agency
Military Div., MA National Guard
Office of the Chief Medical Examiner
State 911 Department
Executive Office of Technology Services & Security
MassIT
Executive Office of Veterans’ Services
Executive Office
Independent & Quasi-Independent Agencies
Independent / Quasi-Independent Agencies
Cannabis Control Commission
Center for Health Information and Analysis (CHIA)
Community Economic Development Assistance Corp.
Disabled Persons Protection Commission
Ethics Commission
MA Clean Energy Center
MA Commission Against Discrimination
MA Convention Center Authority
MA Cultural Council
MA Educational Financing Authority (MEFA)
MA Gaming Commission
MA Growth Capital Corporation
MA Health Policy Commission
MA Housing Partnership (MHP)
MA Life Sciences Center
MA Port Authority (Massport)
MA Sheriffs Association
MA Technology Collaborative
MA Water Resources Authority (MWRA)
MassDevelopment
MassHousing
Office of Campaign and Political Finance
Office of the Child Advocate
Office of the Comptroller
Office of the Inspector General
POST Commission
Key
Branch / Major Group
Constitutional Office
Executive Agency
Judiciary
Quasi-Independent
Sub-Office / Division