Protocol between the United Kingdom of Great Britain and Northern Ireland and the Swiss Confederation amending the Convention for the Avoidance of Double Taxation with respect to Taxes on Income, signed at London on 8 December 1977, as amended by the Protocols signed at London on 5 March 1981, at Bern on 17 December 1993 and at London on 6 June 2007, with additional protocol : London, 7 September 2009.
Great Britain.Parliament.
London : Stationery Office,
2012.
The Protocol and additional protocol entered into force on 15 December 2010.
"Session 2012-13."