Tax Administration 2015 is a comprehensive survey of tax administration systems, practices and performance across 56 advanced and emerging economies (including all OECD, EU, and G20 members).

This report is the ninth edition of the OECD's Tax Administration Series. It provides internationally comparative data on aspects of tax systems and their administration in 59 advanced and emerging economies.

This report provides an overview of best practices in tax debt management, with a particular emphasis on how to better differentiate debtors when deciding how to best secure payment and what can be done to ensure that payment issues are considered earlier in the compliance and collection process.

Tax administration improvements have contributed significantly to a doubling of China’s tax-to-GDP ratio and the substantial reduction in taxpayers’ compliance costs since the mid-1990s. This paper describes the key features of China’s tax administration and their evolution over the last 20 years. It also identifes emerging challenges to the tax system and areas where further tax administration improvements are needed to sustain tax revenue and reduce taxpayers’ compliance costs in the future.

This edition of the series provides internationally comparative data on aspects of tax systems and their administration in 55 advanced and emerging economies. It covers all jurisdictions that were members of the OECD's Forum on Tax Administration (FTA) at the launch of the 2016 tax administration survey. In addition, it includes information on Peru, that became a member of the FTA in March 2017; the non-FTA jurisdictions that are members of the European Union (i.e. Bulgaria, Croatia, Cyprus, Malta, and Romania); as well as Morocco (which increases the reports' geographical coverage).

This is a unique reference source of high level comparative information on aspects of tax administration system design and practice covering the world’s major revenue bodies.

This is the seventh edition of the OECD Tax Administration Comparative Information series. It provides internationally comparative data on important aspects of tax systems and their administration for 55 advanced and emerging economies.