Heller, 554 US 570 (2008):. BOSTON A new gun law banning untraceable "ghost guns" and enhancing the "Red Flag Law" went into effect earlier this month when Gov.An Act to sensibly address firearm violence through effective reform of the House Bill modernizing firearm laws. A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed. The fight over the fate of a sweeping new gun law expanded to another front late last week with a second lawsuit challenging the measure's constitutionality. Massachusetts Gun Laws: State Constitutional Provision - Declaration of Rights, Article 17. Amendment Two to the Constitution was ratified on December 15, 1791. It protects the right for Americans to possess weapons for the protection of themselves. An Act modernizing firearm laws. Therefore, states and local governments could generally pass gun control laws and regulations.