The regulations determining eligibility for free health care in the UK have become increasingly complex and politically contested at a time of increased international migration. Eligibility for free health care in the UK is determined by the residency status of an individual and not by nationality or taxation status.
National Health Service. The National Health Service (Charges to Overseas Visitors) Regulations 1989 (1989) London: The Stationery Office. Accessed via www.opsi.gov.uk/SI/si1989/Uksi_19890306_en_1.htm [date last accessed 05.04.2010]