Negative income tax notion has long been popular in some circles, its implementation has never been politically feasible. This is partly because of the very complex and entrenched nature of most countries' current tax laws: they would have to be rewritten under any NIT system. However, some countries have seen the introduction of refundable (or non-wastable) tax credits which can be paid even when there is no tax liability to be offset, such as the Earned Income Tax Credit in the United States and working tax credit in the UK. In 1971, President Richard Nixon proposed a negative income tax as the centerpiece
Hall income tax there were bills to raise state government revenue by reducing the fraction of the Hall tax that is distributed to local governments. The proposals for major changes to the Hall tax failed because of the lack of alternative sources of revenue. The Hall tax is Tennessee's only tax on personal income; the state does not levy a general personal income tax. As of 1974, the Tennessee Supreme Court had consistently held that the state constitution authorized only three types of taxes: privilege taxes, "ad valorem" property taxes, and a tax on income from interest and dividends. In decisions in 1932