The plaintiffs sued for deceptive acts and practices under the federal Consumer Protection Act, New York's General Business Law and New York City's Administrative Code, charging that McDonald's negligently sold food high in cholesterol and fat, and failed to warn about the dangers.

FORBES: Judge To Fat Plaintiffs: Where's The Beef?

While the Board of Health did approve the trans-fat ban, the City Council later voted 47-1 to incorporate the ban into the administrative code, providing express legislative approval of the board's actions.

WSJ: Judge Halts New York City Soda Ban