The other inconvenient fact for his argument is that the federal tax code has long operated independently of state tax codes. (educationnext.org)
Washington has the most unfair state tax code in the nation. (crosscut.com)
«What Mr. Romney's returns illustrated, instead, was the array of perfectly ordinary ways in which the United States tax code confers advantages on the rich...» [Nicholas Confessore and David Kocieniewski] (politico.com)