The Taoiseach says the leaking of documents circulated by the Mahon Tribunal may be a criminal matter.
Bertie Ahern is also insisting that to the best of his knowledge he is fully compliant with regard to his tax affairs.
Mr. Ahern says he's entitled to confidentiality in his dealings with the Revenue.
Fine Gael is accusing the Taoiseach of trying to deflect from serious questions emerging from the Planning Tribunal.
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