This article argues that statutory general anti-avoidance or anti-abuse provisions (GAARs) are an essential part of a modern tax system, since specific legislation will not catch every abuse. Properly drafted GAARs with appropriate protections can give administrators and courts an important tool...

The relationship between tax authorities and large corporate taxpayers is a concern world-wide as can be seen from the 2008 OECD Study into the Role of Tax Intermediaries. In the United Kingdom, HMRC have been developing a risk rating approach to tax risk management as part of their Review of...