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Rent Late Fee Laws in Massachusetts

In Massachusetts, a lease may not impose any interest or penalty for late rent until 30 days after the rent was due; the statute sets no specific fee cap.

Last checked . General information, not legal advice.

Massachusetts at a glance

Late fee cap
No fixed cap; no penalty until 30 days late
The statute bars any interest or penalty before day 30 but does not set an amount.
Cap (% of rent)
No statutory cap
Grace period
30 days

Sources

Last checked

The rules in Massachusetts

How much can a landlord charge as a late fee in Massachusetts?

Late fee cap in Massachusetts: No fixed cap; no penalty until 30 days late. The statute bars any interest or penalty before day 30 but does not set an amount.

What percentage of the rent is the late fee cap in Massachusetts?

Cap (% of rent) in Massachusetts: No statutory cap.

How many days does a tenant have before a late fee can be charged in Massachusetts?

Grace period in Massachusetts: 30 days.

Where do the Massachusetts rent late fee laws come from?

The rules above come from Mass. Gen. Laws ch. 186, 15B(1)(c). Each source is linked on this page. We last checked them in October 2026.

What this means in practice

In many states, a landlord can charge a late fee only if the lease provides for it. Putting the amount, the due date, and any grace period in the lease in plain numbers helps both sides avoid disputes.

When a state counts a grace period, the details matter: whether weekends and holidays count, and whether the clock starts on the due date or the day after. Read the statute text linked on each state page rather than relying on a rounded summary.

Late fees are separate from unpaid rent. Keeping rent receipts and a record of the date each payment arrived makes it easier to check whether a fee was charged correctly and to resolve disagreements before they reach court.

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