The Policy Instruments for the Environment (PINE) database is maintained by the Organisation for Economic Co-operation and Development (OECD) and contains information on environmentally related taxes, fees and charges, tradable permits, deposit-refund systems, environmentally motivated subsidies and voluntary approaches used for environmental policy and natural resource management. The database includes information on 58 countries including OECD member countries, OECD accession candidates and some non-OECD countries. For further information and to access the database, visit the OECD website.