In the three months to the end of December there were 88 settlements, which brought in almost €29m.
The settlement exceeded €1m in seven cases. A total of €9.61m, or 11 settlements, related to investigations into off-shore funds.
There were 17 settlements, totalling €2.23m, relating to investigations into single premium insurance products.
There were nine settlements relating to bogus non-resident accounts, which yielded €1.96m.
Of the 88 settlements, 44 were for sums in excess of €100,000.
The published figures are only a portion of all Revenue audits and investigations carried out during the last three months of 2009, which yielded €119.5m of tax, interest and penalties.
Company director Robert McChesney from Clontibret Co Monaghan made a settlement of €3.6m arising out of a revenue investigation for under declaration of income tax and capital gains. It was the largest settlement by an individual on the list.
Racehorse trainer John Mulhern from Kildare made a settlement of €1.4m for under-declaration of income tax and capital gains tax.
Central Park nightclub in Galway paid €3.59m in settlement of under-declared VAT, PAYE and PRSI.
This was a result of an investigation by the Revenue's Deposit Interest Reporting and off-shore assets unit.
Gama Construction made a settlement of €2m for under-declaration of corporation tax, VAT, PAYE and PRSI.
