The attached provisional list of participants attending the thirtieth sessions of the Subsidiary Body for Scientific and Technological Advice and the Subsidiary Body for Implementation, to be held from 1 to 10 June 2009, and the sixth session of the Ad Hoc Working Group on Long-term Cooperative Action under the Convention, as well as the eighth session of the Ad Hoc Working Group on Further Commitments for Annex I Parties under the Kyoto Protocol, to be held from 1 to 12 June 2009, has been prepared on the basis of information received by the secretariat as at Thursday, 28 May 2009. A final list of participants will be issued on Friday, 12 June 2009, taking into account additional information received by the secretariat prior to that date and including any corrections submitted. Corrections should be given to Ms. Heidi Sandoval (Registration counter) by 12 noon, at the latest, on Tuesday, 9 June 2009