The terms of reference of the Expert Group on Technology Transfer (EGTT), contained in decision 3/CP.13, annex II, specify that the EGTT shall provide a report at each session of the subsidiary bodies with a view to seeking guidance for further actions. This note reports on the activities of the EGTT in 2009, conducted in accordance with its rolling programme of work for 2008–2009. It also proposes the two-year rolling programme of work of the EGTT for 2010–2011, to be considered by the Subsidiary Body for Scientific and Technological Advice and the Subsidiary Body for Implementation at their thirty-first sessions.