The Firearms Control Regulations Act of 1975 was passed by the District of Columbia city council on June 29, 1976,[1][2] and went into effect September 24, 1976.
[5] On June 26, 2008, in the historic case of District of Columbia v. Heller, the Supreme Court of the United States determined that the ban and trigger lock provisions violate the Second Amendment.
[10] After the District's application for a rehearing en banc was denied, it appealed the decision to the Supreme Court of the United States.
On June 26, 2008, the Court determined that the ban and trigger lock provision violate the Second Amendment.
[11] However, the ruling does not prohibit all forms of gun control; laws requiring firearm registration remain in place as does the city's assault weapon restriction.