Chicago -- A Cook County Circuit Court judge has dismissed seven counts of an eight-count lawsuit challenging a 1% restaurant tax that would help back $937 million or revenue bonds for the expansion of the McCormick Place convention center in Chicago.

However, Judge Earl Arkiss deferred until next week any action on the lawsuit's centerpiece, an argument that the tax violates constitutional guarantees of equal protection, according to lawyer Brian Williams. The attorney represents restaurant owners and patrons that filed the class action suit.

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