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Massachusetts legal documents and rules

Create documents for Massachusetts and check the Massachusetts rules behind them. Every rule below links to the statute or official source we checked.

Massachusetts rules at a glance

The statewide rules we verified for Massachusetts, last checked October 2026. Local ordinances can add to them.

Security deposit limit
1 month's rent
Deposit return deadline
30 days
Interest on deposits
Required in some cases
Notice before landlord entry
No statutory period

Massachusetts caps the security deposit at the first month's rent, requires interest on deposits held a year or longer, and requires return within 30 days after the tenancy ends.

Notice for unpaid rent
14 days
Notice for a lease violation
No fixed period
Ending a month-to-month tenancy
30 days

In Massachusetts, a landlord may end a tenancy for unpaid rent with a 14-day written notice to quit, and may end a tenancy at will with written notice equal to the rental period or 30 days, whichever is longer.

Witnesses
2 witnesses
Self-proving affidavit
Allowed
Handwritten (holographic) wills
Not recognized

Massachusetts requires a written will signed by the testator and at least two witnesses, allows a will to be made self-proved with a notarized acknowledgment and witness affidavits, and does not recognize holographic wills.

Notarization
Not required by statute
Witnesses
None
Uniform Power of Attorney Act
Not adopted

Massachusetts law defines a durable power of attorney as a written appointment containing durability language and does not set notary or witness requirements, though notarization is needed in practice for recording and widely expected.

Vehicle bill of sale

Bill of sale required to title
In some cases
Titling agency
Massachusetts Registry of Motor Vehicles (RMV)

Massachusetts requires a bill of sale together with the previous owner's registration for vehicles that are exempt from titling because of their age, while titled vehicles transfer on the signed title.

General information, not legal advice. Laws change, and cities can add their own rules, so check the current statute before you rely on it.