Andrew Howard UNFCCC secretariat unfccct ahoward@unfccct

1. Registry systems and transaction types Consultations on registry systems prior to SBSTA 22 Bonn 13-14 May 2005 Andrew Howard UNFCCC secretariat www.unfccc.int ahoward@unfccc.int

2. Tonnes of assigned amount held by the Party for the commitment period = Computerized registries ensure accurate assigned amount holdings Registry systems Registries allow for Annex B Parties to demonstratecompliance with their emission targets under the Kyoto Protocol Tonnes of emissions during the commitment period (2008-2012) Reporting and review processes ensure accurate emissions data

3. Mechanisms acquisitions LULUCF activities < = > Final emissions Compliance with Annex B targets Projected emissions Annex B assigned amount Emissions side Assigned amount side

4. Setting aside assigned amounts Annex B Parties retire units in registries to show compliance

5. What registries do Registries are electronic databases • Track holdings of units in accounts for Parties and entities • Track transactions of all units • Networked with each other over the internet National registries • Established by Annex B Parties • Allow the retirement of assigned amounts for compliance purposes CDM registry • Established by the CDM Executive Board for non-Annex I Parties • Specifically for the management of credits from CDM projects

6. Proposes transaction ITL Registry Confirms rules are met ITL Confirms action International transaction log • Being established by the secretariat • Checks transactions proposed by registries against Kyoto rules • Ensures integrity of assigned amount accounting under Kyoto Registry Checks proposal Records transaction Records transaction

7. Supple-mentarychecks European Uniontransaction log Other supplementarytransaction logs International transaction log Basechecks CDMregistry Nationalregistry Nationalregistry Nationalregistry Nationalregistry

8. Transaction types

9. Sufficient harmonization International rules define • Basicregistry requirements (decision 19/CP.7)  Parties have significant scope to implement as they wish • Basicdata exchange standards (decision 24/CP.8)  Recognized that exact technical specifications are needed Detailed specifications of the data exchange standards • Coordinate processing undertaken in all registry systems • Version 1.0 developed by the secretariat, with registry developers • Procedures for use and further development to be implemented through cooperation among registry system administrators

10. Data exchange standards • Secure communications over the Internet • Transaction processing sequences • Reconciliation processing sequences • Message formats to ensure all communications can be read, including serial, account and transaction numbers • ITL response codes to indicate negative check results • ITL notifications and other administrative processes • Initialization and testing of communications with the ITL • Change management procedures for the standards

11. Pre-sessional consultations COP 10 requested consultations on • Checks to be performed by the ITL • Conformity of the checks with relevant COP decisions