201 CMR 17.00

201 CMR 17.00 — Standards for the Protection of Personal Information of Residents of the Commonwealth — Massachusetts Office of Consumer Affairs and Business Regulation

Also known as: 201 CMR 17, Massachusetts data security regulation, MA 201 CMR 17.00

At a glance

Current version
201 CMR 17.00 (dated 13 November 2009)
Published 13 November 2009. source
Status
In force
Next deadline
None announced
Who must comply
Every person that owns or licenses personal information about a resident of Massachusetts, in paper or electronic records. source
Written by
Issued by the Office of Consumer Affairs and Business Regulation under M.G.L. c. 93H; the Attorney General enforces chapter 93H through actions under c. 93A, § 4. source source
Last change
None recorded yet

A prescriptive state security regulation: anyone holding personal information about a Massachusetts resident must run a written information security programme, encrypt that data on laptops and in transit, authenticate and limit access to it, and bind third-party service providers by contract to the same standard. Written under MGL c. 93H.

Recent changes

No changes recorded yet — we are watching, and nothing has been published.

Key dates

No upcoming dates
  1. Transition for pre-2010 service-provider contracts without security clauses ends
  2. Full compliance with 201 CMR 17.00 required

Version history

  1. 201 CMR 17.00 (dated 13 November 2009) Major versionCurrent

    The regulation as published by the Commonwealth, with full compliance required by 1 March 2010. source

    More
    • Contracts with service providers entered into by 1 March 2010 satisfied the contract requirement until 1 March 2012 even without security clauses.

Who it applies to

Anyone who owns or licenses personal information about a Massachusetts resident, with safeguards scaled to the size of the business and the data held.

Who
All persons that own or license personal information about a resident of the Commonwealth (17.01(2)). source
Records
Personal information contained in both paper and electronic records (17.01(1)). source
Scaling
Safeguards must be appropriate to the size, scope and type of business, available resources, the amount of stored data and the need for security and confidentiality. source
Statutory basis
M.G.L. c. 93H, § 2(a) directs the department to adopt regulations safeguarding residents' personal information, consistent with federal regulations that apply to the person. source

How compliance is assessed

Each organisation maintains a written comprehensive information security programme with set administrative and computer security controls, and reviews it at least annually.

Written programme
A comprehensive information security programme in writing, with administrative, technical and physical safeguards (17.03(1)). source
Programme contents
A designated employee, risk assessment, employee training and discipline, cutting off terminated employees, and oversight of service providers by contract (17.03(2)). source
Encryption
To the extent technically feasible, encryption of personal information sent across public networks or wirelessly, and of all personal information stored on laptops and other portable devices (17.04). source
Computer controls
Secure authentication and access controls, monitoring, firewalls and patching, malware protection and security training for computer systems that hold personal information (17.04). source
Review
Review the scope of the security measures at least annually or on a material change in business practices, and document responses to and reviews of any breach (17.03(2)(i)-(j)). source

Enforcement and penalties

The Attorney General enforces through Consumer Protection Act actions, with civil penalties of up to $5,000 per violation.

Up to $5,000 per violation

Civil penalty a court may order under c. 93A, § 4 where the person knew or should have known the practice was unlawful, plus the costs of investigation and litigation. source

Attorney General
The Attorney General may bring an action under c. 93A, § 4 to remedy violations of chapter 93H and for other appropriate relief (c. 93H, § 6). source

Documents

  1. Law text 201 CMR 17.00 – Standards for the protection of personal information (PDF)
  2. Guidance 201 CMR 17.00 – regulation page on Mass.gov
  3. Law text M.G.L. c. 93H, § 2 – Regulations to safeguard personal information
  4. Law text M.G.L. c. 93H, § 6 – Enforcement of chapter

Verified against official sources on 18 October 2026. We monitor the official sources for this framework. Watching since 23 September 2026. Subscribe to 201 CMR 17.00 (RSS)