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Massachusetts security deposit law

⚠️ Not legal advice. DepositShield is not a law firm and this is not legal advice. This information is not guaranteed to be accurate, complete, or current — laws change and vary by city and situation. Verify it with an official source and consult a licensed attorney or your local tenants’ rights organization before relying on it or acting. Using DepositShield does not create an attorney-client relationship.

Return deadline

30 days

Small claims limit

$7,000

What you need to know

  • Deposit due within 30 days; Massachusetts has strict, technical deposit rules.
  • Violations can cost triple plus interest and attorney’s fees; deposits capped at one month’s rent.

Itemization: Itemized, sworn statement of damages with receipts required; strict technical rules apply.

Interest: Interest is owed on your deposit annually.

Deposit cap: Capped at 1 month’s rent.

If they wrongfully withhold: Certain violations: 3x the deposit plus interest, costs, and attorney’s fees.

Statute: Mass. Gen. Laws ch. 186 § 15B

DepositShield is not a law firm and this is not legal advice. This information is not guaranteed to be accurate, complete, or current — laws change and vary by city and situation. Verify it with an official source and consult a licensed attorney or your local tenants’ rights organization before relying on it or acting. Using DepositShield does not create an attorney-client relationship.