OECD [to 22 August 2015]
http://www.oecd.org/newsroom/publicationsdocuments/bydate/
[We generally limit coverage to regional and global level initiatives, recognizing that a number of country-level announcements are added each week]

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Increasing tax revenues is crucial to development in emerging Asian economies
Increasing tax revenues and ensuring sustainable domestic resource mobilisation will be critical as emerging Asian economies seek to boost the provision of public goods and services and improve economic growth and living standards.
19-August-2015

The Global Forum releases new compliance ratings on tax transparency
The Global Forum on Transparency and Exchange of Information for Tax Purposes published new peer review reports today for 12 countries or jurisdictions, moving further ahead with its goal to implement global standards on transparency and exchange of information for tax purposes.
3-August-2015