Income tax in the United States to file tax returns for federal and many state and local returns. Tax as determined by the taxpayer may be adjusted by the taxing jurisdiction. A tax is imposed on net taxable income in the United States by the federal, most state, and some local governments. Income tax is imposed on individuals, corporations, estates, and trusts. The definition of net taxable income for most sub-federal jurisdictions mostly follows the federal definition. The rate of tax at the federal level is graduated; that is, the tax rates on higher amounts of income are higher than on lower amounts. Some states and
Working Party on the Reorganisation of the Income Tax Act 1976 established initially to oversee the rewrite process, but from 2004 it was also tasked with determining whether there are errors (or "unintended legislative changes") in the rewriting of the Income Tax Acts. The Panel was disestablished in 2014. Its chairs were Colin Blair (1995–2003), Sir Ivor Richardson (2003-08) and David McLay (2008–14). Working Party on the Reorganisation of the Income Tax Act 1976 The Working Party on the Reorganisation of the Income Tax Act 1976 was a committee appointed by the New Zealand government to advise on the appropriate reorganisation of the income tax legislation. The Working Party was set