Supplementary Treaty between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the United States of America, signed at Washington on 25 June 1985 as amended by an Exchange of Notes signed at Washington on 19 and 20 August 1986 concerning the Extradition Treaty signed at London on 8 June 1972 with an Exchange of Notes concerning Hong Kong

Treaty Series 006/1988: Cm 294