Massachusetts General Laws
Chapter 269 - Crimes Against Public Peace
Section 12d - Rifle or Shotgun Loaded With Shells or Cartridges; Unloaded Rifle or Shotgun; Carrying on Public Way Prohibited; Exceptions; Punishment

Section 12D. (a) Except as exempted or provided by law, no person shall carry on his person on any public way a loaded rifle or shotgun having cartridges or shells in either the magazine or chamber thereof. For purposes of this section, ''loaded shotgun or loaded rifle'' shall mean any shotgun or rifle having ammunition in either the magazine or chamber thereof, such ammunition including a live cartridge, primer (igniter), bullet or propellant powder designed for use in any firearm, rifle or shotgun and, in the case of a muzzle loading or black powder shotgun or rifle, containing powder in the flash pan, a percussion cap and shot or ball; but the term ''loaded shotgun or loaded rifle'' shall not include a shotgun or rifle loaded with a blank cartridge, which contains no projectile within such blank or within the bore or chamber of such shotgun or rifle.
Whoever violates the provisions of this subsection shall be punished by a fine of not less than $500 nor more than $5,000 or by imprisonment in the house of correction for not more than two years, or by both such fine and imprisonment, and may be arrested without a warrant; provided, however, that if such rifle or shotgun is a large capacity weapon, as defined in section 121 of chapter 140, such person shall be punished by a fine of not less than $1,000 nor more than $10,000 or by imprisonment for not less than one year nor more than ten years, or by both such fine and imprisonment, and may be arrested without a warrant.
(b) Except as exempted or provided by law, no person shall carry on his person on any public way an unloaded rifle or shotgun, unless such rifle or shotgun is enclosed in a case.
Whoever violates the provisions of this subsection shall be punished by a fine of not less than $100 nor more than $1,000, and may be arrested without a warrant; provided, however, that if such unloaded rifle or shotgun is a large capacity weapon and is carried simultaneously with a fully or partially loaded large capacity feeding device, such person shall be punished by a fine of not less than $1,000 nor more than $10,000 or by imprisonment for not less than one year nor more than ten years, or by both such fine and imprisonment, and may be arrested without a warrant.
This subsection shall not apply to drills, parades, military reenactments or other commemorative ceremonies, color guards or memorial service firing squads, so-called, as permitted by law.
(c) Upon a conviction of a violation of any provision of this section, such rifle or shotgun shall be confiscated by the commonwealth and, upon written order of the court, such weapon shall be forwarded to the colonel of the state police, who may dispose of such weapon in the manner prescribed in section 10.
(d) The provisions of this section shall not apply to the carrying of a loaded or unloaded rifle or shotgun on a public way by (i) any officer, agent or employee of the commonwealth or any other state or the United States, including any federal, state or local law enforcement personnel; (ii) any member of the military or other service of any state or the United States, including members of the national guard, reserves and junior reserve officer training corps; (iii) any duly authorized law enforcement officer, agent or employee of any municipality of the commonwealth; provided, however, that any such person described in clauses (i) to (iii), inclusive, shall be authorized by a competent authority to so carry a loaded or unloaded rifle or shotgun on a public way and such person is acting within the scope of his duties or training; or (iv) a person who is lawfully engaged in hunting and is the holder of a valid hunting or sporting license issued pursuant to chapter 131. This section shall not apply to the operation of a shooting gallery, licensed and defined under the provisions of section 56A of chapter 140, nor to persons using the same.

Structure Massachusetts General Laws

Massachusetts General Laws

Part IV - Crimes, Punishments and Proceedings in Criminal Cases

Title I - Crimes and Punishments

Chapter 269 - Crimes Against Public Peace

Section 1 - Dispensing and Suppressing Unlawful Assembly; Arresting Persons

Section 2 - Refusing or Neglecting to Depart or to Assist in Suppressing Assembly or in Arresting Persons

Section 3 - Neglect or Refusal to Exercise Authority to Suppress Assembly

Section 4 - Requiring Aid; Dispersing and Suppressing Assembly; Seizure of Persons

Section 5 - Armed Forces Obeying Orders for Suppressing Riot and Dispersing and Arresting Persons

Section 6 - Person Killed or Wounded as Result of an Assembly; Guilt and Responsibility

Section 7 - Injury to Building or Vessel by Persons Unlawfully Assembled

Section 8 - Destruction of or Damage to Property by Persons Riotously Assembled; Liability of Town

Section 10 - Carrying Dangerous Weapons; Possession of Machine Gun or Sawed-Off Shotguns; Possession of Large Capacity Weapon or Large Capacity Feeding Device; Punishment

Section 10a - Selling, Giving or Using Silencers; Confiscation and Destruction

Section 10c - Tear Gas; Use in Commission of Crimes

Section 10d - Body Armor; Use in Commission of Crime

Section 10e - Firearms Sales, Distributions or Transfers; Penalties; Eligibility for Probation, Parole, Furlough or Work Release

Section 10f - Illegal Sale, Gifts or Transfer of Large Capacity Weapons or Large Capacity Feeding Devices; Punishment

Section 10g - Violations of Sec. 10 by Persons Previously Convicted of Violent Crimes or Serious Drug Offenses; Punishment

Section 10h - Carrying Loaded Firearm While Under Influence of Liquor, Marijuana, Narcotic Drugs, Depressants, Stimulant or Toxic Vapor Substances; Punishment

Section 10i - Transporting Firearm, Rifle, Shotgun, Machine Gun or Sawed-Off Shotgun Into Commonwealth for Use in Commission of Criminal Activity or to Unlawfully Distribute, Sell or Transfer Possession to Prohibited Person; Penalty

Section 10j - Breaking and Entering Building, Ship, Vessel or Vehicle to Steal Firearm; Penalty

Section 10k - Breaking and Entering Building in Which Firearm Retailer, Wholesaler or Manufacturer Conducts Business; Unlawfully Obtaining or Distributing Firearm, Rifle, Shotgun, Machine Gun or Ammunition; Punishment

Section 11 - Printing Statutes for Posters; Display

Section 11a - Definitions

Section 11b - Possession or Control of Firearm With Serial or Identification Number Removed or Mutilated, While Committing or Attempting a Felony; Destruction

Section 11c - Removal or Mutilation of Serial or Identification Numbers of Firearms; Receiving Such Firearm; Destruction

Section 11e - Serial Identification Numbers on Firearms

Section 12 - Manufacturing and Selling Knives, Slung Shots, Swords, Bludgeons and Similar Weapons

Section 12a - Air Rifles; Sale to Minors

Section 12b - Air Rifles; Possession by Minors; Shooting

Section 12d - Rifle or Shotgun Loaded With Shells or Cartridges; Unloaded Rifle or Shotgun; Carrying on Public Way Prohibited; Exceptions; Punishment

Section 12e - Discharge of a Firearm Within 500 Feet of a Dwelling or Other Building in Use; Exceptions

Section 12f - Airport Secure Areas; Possession or Placement of a Cutting Device or Prohibited Weapon; Punishment

Section 13 - False Alarms of Fire

Section 13a - False Reports to Police Officers

Section 14 - Deadly Weapons, Explosives, Chemical or Biological Agents, or Other Deadly Device or Substance; Threatened Use or Presence; Threat to Hijack; Disruption of School, Public Building or Transport; Punishment; Restitution

Section 14a - Annoying Telephone Calls or Electronic Communication

Section 14b - Willful and Malicious Communication of False Information to Public Safety Answering Points; Penalty; Restitution

Section 15 - Stink Bombs; Sale

Section 16 - Arrowheads Used for Hunting; Sale

Section 17 - Hazing; Organizing or Participating; Hazing Defined

Section 18 - Failure to Report Hazing

Section 19 - Copy of Secs. 17 to 19; Issuance to Students and Student Groups, Teams and Organizations; Report