1. 1 Transaction log and the data exchange standards Introduction Pre-sessional consultations on registries 2 June 2003 Bonn, Germany Andrew Howard UNFCCC secretariat www.unfccc.int ahoward@unfccc.int

2. 2 Kyoto registries and transaction log National registries Electronic databases for -recording holdings of units -tracking movements of units Accounts for governments and businesses Transactions: creation, transfer and use of units First registries may be completed in 2004 All registries need to be completed in 2006 The transaction log Checks transactions when they are proposed Ensures the integrity of transactions before completion

3. 3 National registry accounts and transactions Swiss registry Party account Legal entity a/c Retirement a/c Cancellation a/c Issuance of AAUs and RMUs Cancellation (not for compliance) French registry Party account Legal entity a/c Retirement a/c Cancellation a/c CER RMU ERU AAU Transfers, acquisitions Retirement (for compliance) Carry- over

4. 4 Sufficient harmonization International rules define Basic registry requirements (COP 7)  Beyond these, Parties free to implement as they wish Basic data exchange standards (COP 8)  Exact technical details currently being elaborated The data exchange standards relate to: Sequence and content of electronic messages Language protocol and messaging format Transaction rules Serial numbers, account numbers and transaction numbers Security and data quality measures

5. 5 Registry systems CDM registry (for Non-Annex I Parties) Sender/receiver National registry (of an Annex I Party) Sender/receiver Transaction log Communication via the data exchange standards Autochecks Sender/receiver Communications hub

6. 6 Secretariat work on registries Establish and implement the transaction log With a view to completing implementation and testing of the log by COP 10 Work on the data exchange standards with the log, with a view to completing the technical specification by COP 9 Closely collaborate with technical experts Report on progress to SBSTA 19 Support for the CDM Executive Board on development of the CDM registry Decision 19/CP.7 Decision 24/CP.8 Decision 17/CP.7

7. 7 Registries timeline Commitment Period Compliance assessment 2008-20122014  Operation and maintenance Roll-out (transaction log) Test Build Technical specifications Supplier selection Request for proposal Functional specifications Secretariat work on transaction log and data exchange standards  200220032004200520062007 Parties develop registries Transaction Log Data Exchange Standard Marrakesh Accords