UK/St. Christopher (St. Kitts) and Nevis Double Taxation Arrangement made on 19 December 1947.
UK/Yugoslavia Double Taxation Convention signed on 6 November 1981 continues to apply
UK/Sierra Leone Double Taxation Arrangement made on 19 December 1947 and a Supplementary Arrangement made on 18 March 1968.
2010 Singapore-UK Protocol and Explanatory Memorandum
1997 Singapore-UK Double Taxation Agreement
1990 Czechoslovakia-UK Double Taxation Convention
2007 UK/Slovenia DTC and 2007 UK/Slovenia Explanatory memorandum
UK/Solomon Islands Double Taxation Arrangement made on 10 May 1950 as amended by Supplementary Arrangements made on 8 April 1968 and 25 July 1974.
2002 South Africa-UK DTC and Explanatory Memorandum
UK/Sri Lanka Double Taxation Convention signed on 21 June 1979.
UK/Sudan Double Taxation Convention signed on 8 March 1975.
UK/Swaziland Double Taxation Agreement signed on 26 November 1968.
UK/Sweden Double Taxation Convention signed on 30 August 1983