The budget performance for the first 18 months of the biennium 2010-2011 of the trust funds administered by the secretariat is presented.The aim is to inform Parties of income and expenditure and the results achieved as at 30 June 2011. As at 30 June 2011, EUR 32.6 million or 79 per cent of the total core budget indicative contributions expected for the biennium had been received. Voluntary contributions amounted to USD 9.1 million under the Trust Fund for Participation in the UNFCCC Process and USD 23.3 million under the Trust Fund for Supplementary Activities. Approximately 66.2 per cent of the core budget had been spent on mandated activities and on achieving the expected results of the work programme for the biennium. In addition, the secretariat had spent USD 30.8 million on various projects under the Trust Fund for Supplementary Activities and USD 11 million under the Trust Fund for Participation in the UNFCCC Process to cover participation from eligible Parties at sessional meetings. This report also contains information on the status of the Trust Fund for the Clean Development Mechanism, the Trust Fund for the International Transaction Log, the Trust Fund for the Special Annual Contribution from the Government of Germany and programme support costs. It further provides information on human resources and contains a detailed report on programme delivery