Italy releases guidance on transfer pricing documentation regime -- Belgium issues circular on reporting requirements for payments to tax havens -- German guidance on real estate transfer tax reorganization rules released -- Ireland's 2011 Budget confirms 12.5% corporate rate -- Spain enacts major changes to capital duty legislation -- Switzerland adopts capital contribution principle: urgent action recommended -- Australia releases tax determinations on private equity funds -- Australian government announces plans to prevent ATO from assessing foreign managed funds -- Hong Kong signs treaties with Japan and France -- US-Malta treaty in force -- US, Canadian arbitration guidance released