Can a Massachusetts landlord charge a lock change fee?
For Massachusetts residential rentals, under the Attorney General fee regulation (940 CMR 38.00, since September 2, 2025) and M.G.L. c. 186, s. 15B.
Last reviewed November 1, 2026 against 940 CMR 38.00 and M.G.L. c. 186, s. 15B and the sources below · How we check facts
Yes, if disclosed
Allowed if it is disclosed before the lease. Required fees go inside the advertised Total Price.
What the law says
Allowed upfront for the actual cost of a new lock and key.
How to show it
Disclose it before the lease, with what it is for and its amount. If tenants can avoid it, say how. Example wording:
New lock and key: $85, the actual cost, due at move-in.
For renters
If a required fee was not part of the Total Price you were shown, it cannot be charged later. Ask the landlord about it in writing. Massachusetts renter guide.
Check every fee at once and get the price to advertise: Total Price calculator.
Other Massachusetts fees
Amenity fee · Application fee · Broker fee · Cleaning fee · Fee that was not disclosed · Holding or reservation fee · Last month's rent · Late fee · Move-in or administrative fee · Optional fee · Parking fee · Payment processing fee · Pet deposit or upfront pet fee · Pet rent · Security deposit · Trash fee · Utility charge
Frequently asked questions
Can a Massachusetts landlord charge a lock change fee?
Yes, if disclosed. Allowed upfront for the actual cost of a new lock and key.
Does a lock change fee have to be in the Massachusetts Total Price?
Only if every tenant must pay it. Optional or conditional charges are disclosed separately, with how to avoid them.
Related
Not legal advice. Confirm your lease with a Massachusetts attorney.