Republican presidential candidates Rudy Giuliani and Sen. John McCain, R-Ariz., have each refused to sign a pledge not to raise taxes if either is elected as the nation’s chief executive.
Americans for Tax Reform, a conservative group that advocates a single rate flat tax, has requested that the field of 10 GOP candidates sign its Taxpayer Protection Pledge, a written promise by legislators and candidates for office committing them to opposing increases in federal income tax.
Seven of the presidential hopefuls have signed including Gov. Mitt Romney of Massachusetts. GOP candidate Tommy Thompson joined Giuliani and McCain in refusing to sign.
Thus far, none of the Democratic candidates have signed. ATR has sponsored the TPP since 1986.