 Later, the Corporation Counsel began being appointed by the Mayor of New York City, as is still the case today.Among the better-known cases that the department has litigated before the U.S. Supreme Court are "Goldberg v. Kelly", "Penn Central Transportation Co. v. New York City", "Ward v. Rock Against Racism", "Massachusetts v. Environmental Protection Agency", and "Permanent Mission of India v. City of New York".The department also prepares "amicus curiae" briefs in many major court cases.