The Irish tax authority has targeted 70 well-heeled investors who sought to reduce their tax bills by investing in a complex €200 million offshore property fund.  The Revenue Commissioners won 39 cases in relation to the scheme before the Tax Appeals Commission. A number of the remaining 31 cases have now been withdrawn, while others remain ongoing.  The result is a major victory for the authority, which began raising assessments in relation to the scheme in recent years. A number of the investors initially indicated that they intended to appeal the decision to the High Court, but the appeals have…