Income tax the discussion of taxation by the United States of foreign persons. Residents, however, are generally subject to income tax on all worldwide income. A very few countries (notably Singapore and Hong Kong) tax residents only on income earned in or remitted to the country. Residence is often defined for individuals as presence in the country for more than 183 days. Most countries base residence of entities on either place of organization or place of management and control. The United Kingdom has three levels of residence. Most systems define income subject to tax broadly for residents, but tax nonresidents only on
Working Tax Credit in tax credits; so the true cost is only £41. Other concessions with regard to assessment of income (in contrast to means testing used elsewhere) include: Around 7 million people in the UK are entitled to claim Working Tax Credit or the companion Child Tax Credit, although around 2 million people do not do so. The levels of Tax Credit take-up in the UK have not risen in recent years, despite an increase of 100,000 children living in households classed as "below the poverty line" between 2004 and 2005. The introduction of the Working Tax Credit scheme was marred by