Massachusetts driving laws

The rules your permit test asks about, in plain English. Each one is quoted from Massachusetts’s statutes or an official RMV page. Handbooks are often years out of date, so where the law has changed we follow the law.

Checked October 2, 2026.

The short version

Phones and texting
Drivers may not hold a phone or other mobile electronic device at all.
Alcohol and drugs (DUI)
It is illegal to drive with a BAC of 0.08 or more (0.02 if under 21, 0.04 in a commercial vehicle) or while under the influence.
Seat belts and child seats
Every driver and passenger must wear a seat belt, but police can ticket you for it only after stopping you for another violation.
Move Over law
When you approach a stopped emergency, highway maintenance or tow vehicle with flashing lights, slow down, and on a multi-lane highway move over a lane if you safely can.

Phones and texting

Drivers may not hold a phone or other mobile electronic device at all; calls and navigation are allowed only in hands-free mode with the device mounted. Drivers under 18 may not use any phone, even hands-free.

Official wording (4 sources)
  • “No operator of a motor vehicle shall hold a mobile electronic device. No operator of a motor vehicle shall use a mobile electronic device unless the device is being used in hands-free mode.”
    malegislature.gov
  • “A violation of this section shall be punishable by a fine of $100 for a first offense, by a fine of $250 for a second offense and by a fine of $500 for a third or subsequent offense.”
    malegislature.gov
  • “No person under 18 years of age shall hold in their hand or use a mobile telephone, hands-free mobile telephone or mobile electronic device while operating a motor vehicle on any public way.”
    malegislature.gov
  • “A junior operator who violates the preceding paragraph shall be punished by a fine of $100 and shall have his license or permit suspended for 60 days for a first offense”
    malegislature.gov

Alcohol and drugs (DUI)

It is illegal to drive with a BAC of 0.08 or more (0.02 if under 21, 0.04 in a commercial vehicle) or while under the influence. Refusing a chemical test brings an automatic license suspension of at least 180 days.

Official wording (8 sources)
  • “operates a motor vehicle with a percentage, by weight, of alcohol in their blood of eight one-hundredths or greater”
    malegislature.gov
  • “shall be punished by a fine of not less than five hundred nor more than five thousand dollars or by imprisonment for not more than two and one-half years, or both such fine and imprisonment.”
    malegislature.gov
  • “the registrar shall not restore the license or reinstate the right to operate to such person unless the prosecution of such person has been terminated in favor of the defendant, until one year after the date of conviction”
    malegislature.gov
  • “no such test or analysis shall be made and he shall have his license or right to operate suspended in accordance with this paragraph for a period of 180 days”
    malegislature.gov
  • “provided, however, that any person who is under the age of 21 years or who has been previously convicted of a violation under this section”
    malegislature.gov
  • “shall have his license or right to operate suspended forthwith for a period of 3 years for such refusal”
    malegislature.gov
  • “had a blood alcohol percentage of two one-hundredths or greater or upon evidence that such person refused to submit to a chemical test or analysis of his breath or blood under section 24”
    malegislature.gov
  • “Operating a commercial motor vehicle while the alcohol concentration in the person's blood or breath is 0.04 or more”
    malegislature.gov

Seat belts and child seats

Every driver and passenger must wear a seat belt, but police can ticket you for it only after stopping you for another violation. Children under 8 ride in a car seat or booster unless taller than 57 inches; children under 13 must be belted.

Official wording (4 sources)
  • “No person shall operate a private passenger motor vehicle or ride in a private passenger motor vehicle, a vanpool vehicle or truck under eighteen thousand pounds on any way unless such person is wearing a safety belt which is properly adjusted and fastened”
    malegislature.gov
  • “The provisions of this section shall be enforced by law enforcement agencies only when an operator of a motor vehicle has been stopped for a violation of the motor vehicle laws or some other offense.”
    malegislature.gov
  • “A passenger in a motor vehicle on any way who is under the age of 8 shall be fastened and secured by a child passenger restraint, unless such passenger measures more than 57 inches in height.”
    malegislature.gov
  • “a passenger in a motor vehicle on any way that is under the age of 13 shall wear a safety belt which is properly adjusted and fastened according to the manufacturer's instructions.”
    malegislature.gov

Move Over law

When you approach a stopped emergency, highway maintenance or tow vehicle with flashing lights, slow down, and on a multi-lane highway move over a lane if you safely can.

Official wording (3 sources)
  • “Upon approaching a stationary emergency vehicle, highway maintenance vehicle or recovery vehicle with flashing lights an operator shall”
    malegislature.gov
  • “yield the right-of-way by making a lane change into a lane not adjacent to that of the emergency response vehicle, highway maintenance vehicle or recovery vehicle”
    malegislature.gov
  • “if changing lanes is impracticable, proceed with due caution and reduce the speed of the vehicle to that of a reasonable and safe speed for road conditions.”
    malegislature.gov

School buses

Stop for a school bus with flashing red lights from either direction, unless you are on the other side of a divided highway.

Official wording (2 sources)
  • “except when approaching from the opposite direction on a divided highway, bring his vehicle or trackless trolley to a full stop before reaching said school bus and shall not thereafter proceed until the warning signals are deactivated”
    malegislature.gov
  • “No person shall operate a motor vehicle within a distance of 100 feet behind a school bus.”
    malegislature.gov

Speed limits

Unless posted: 30 mph in thickly settled or business districts (25 where adopted), 20 mph in school zones, 40 mph on other roads and 50 mph on divided highways outside those districts. The highest limit is 65 mph on interstates.

Official wording (6 sources)
  • “if a motor vehicle is operated on a divided highway outside a thickly settled or business district at a rate of speed exceeding fifty miles per hour for a distance of a quarter of a mile”
    malegislature.gov
  • “on any other way outside a thickly settled or business district at a rate of speed exceeding forty miles per hour for a distance of a quarter of a mile”
    malegislature.gov
  • “inside a thickly settled or business district at a rate of speed exceeding thirty miles per hour for a distance of one-eighth of a mile”
    malegislature.gov
  • “within a school zone which may be established by a city or town as provided in section two of chapter eighty-five at a rate of speed exceeding twenty miles per hour”
    malegislature.gov
  • “establish a speed limit of 25 miles per hour on any roadway inside a thickly settled or business district in the city or town on any way that is not a state highway.”
    malegislature.gov
  • “interstate 95 from the Newbury interchange 56 to the Danvers interchange 50, shall be sixty-five miles per hour.”
    malegislature.gov

After a crash

Report in writing to the RMV and local police within 5 days if there is injury, death or over $1,000 damage.

Official wording (1 source)
  • “in which there is damage in excess of one thousand dollars to any one vehicle or other property shall, within five days after such accident, report in writing to the registrar on a form approved by him and send a copy thereof to the police department having jurisdiction”
    malegislature.gov

Insurance

Compulsory coverage: $25,000 per person and $50,000 per accident for bodily injury, $30,000 for property damage, plus $8,000 of personal injury protection (PIP).

Official wording (3 sources)
  • “to the amount or limit of not less than $25,000 on account of injury to or death of any one person, and, subject to such limits as respects injury to or death of one person, of not less than $50,000 on account of any one accident”
    malegislature.gov
  • “subject to a limit of not less than $30,000 because of injury to or destruction of property of others in any one accident.”
    malegislature.gov
  • “to the amount or limit of at least eight thousand dollars on account of injury to or death of any one person”
    malegislature.gov

Motorcycle helmets

Massachusetts has a universal helmet law for riders and passengers. Operators must also wear eye protection unless the motorcycle has a windshield.

Official wording (2 sources)
  • “Every person operating a motorcycle or riding as a passenger on a motorcycle or in a sidecar attached to a motorcycle shall wear protective head gear”
    malegislature.gov
  • “If a motorcycle is not equipped with a windshield or screen, the operator of such motorcycle shall wear eye glasses, goggles or a protective face shield when operating such vehicle.”
    malegislature.gov

Motorcycle permit rules

Class M permit at 16, valid 2 years. Permit riders may not carry passengers or ride between sunset and sunrise; riders under 18 must complete the MREP course.

Official wording (6 sources)
  • “said learner's permit shall not entitle him to carry any passenger while operating such motorcycle upon any way or to operate a motorcycle upon any way at any time after sunset or before sunrise.”
    malegislature.gov
  • “Any such learner's permit shall be valid for two years from the date of issue or until the holder shall have received a license to operate, whichever first occurs.”
    malegislature.gov
  • “Any person who is at least sixteen years of age, excepting persons who have been licensed and whose licenses are not in force because of revocation or suspension”
    malegislature.gov
  • “successfully completes a motorcycle basic rider course approved by the registrar and presents proof of such completion in such form as the registrar may require.”
    malegislature.gov
  • “If under 18, you must take the MREP course and complete all junior operator requirements to get a license.”
    mass.gov
  • “Permits are valid for 2 years or the length of your stay in the U.S. If your permit expires, you'll need to reapply and retake the exam.”
    mass.gov

Lane splitting

Lane splitting and lane filtering are illegal in Massachusetts. A motorcyclist may not pass another vehicle in the same lane, except another motorcycle.

Official wording (1 source)
  • “The operators of motorcycles shall not ride abreast of more than one other motorcycle, shall ride single file when passing, and shall not pass any other motor vehicle within the same lane, except another motorcycle.”
    malegislature.gov

This page summarizes the law for study purposes and is not legal advice. Laws change; confirm with Massachusetts Registry of Motor Vehicles (MassDOT).

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