Michael Lowry is among the latest tax defaulters to be named by Revenue.
The Tipperary TD was fined €15,000 and his company Garuda Limited was fined €10,000 after being convicted of two offences in June.
Revenue has published the details of 193 cases today where a court imposed a fine or sentence for tax offences between April and June this year, with the total fine amount reaching nearly €445,600.
There were also 66 cases where Revenue accepted a settlement offer instead of going to the courts with the total settlement amount reaching nearly €9m.
Twenty-nine cases were for amounts exceeding €100,000.
However, Revenue also revealed that more than €2.6m of settlements from 17 cases was unpaid as of June 30.