Supreme Court ruling on Irish Revenue Commissioners’ power to investigate tax evasion March 11 2013 X LinkedIn Email Show more sharing options Copy Link URLCopied! Print X LinkedIn Email The Irish Revenue Commissioners have very broad and far reaching powers under Section 908 of the Taxes Consolidation Act, 1997 (TCA) to investigate tax evasion. Unlock this content. The content you are trying to view is exclusive to our subscribers. To unlock this content: Take a Free Trial or Login