The most up to date information on repossessions published by the Central Bank is contained in their publication for quarter 3 of 2016 on Residential Mortgage Arrears and Repossessions Statistics http://www.centralbank.ie/polstats/stats/mortgagearrears/Documents/2016q3_ie_mortgage_arrears_statistics.pdf.
There were 640 Buy-to-Let (BTL) properties in the banks' possession at the beginning of Quarter 3 of 2016. A total of 288 properties were taken into possession by lenders during the quarter. Of the total BTL repossessions in the quarter, 148 were repossessed on foot of a Court Order, while the remaining 140 were voluntarily surrendered or abandoned. During Quarter 3 of 2016, 298 properties were disposed of. As a result, lenders were in possession of 631 BTL properties at end-September 2016.
In addition please see Central Bank Mortgage Arrears data for the period Q3 2015 to Q3 2016: http://www.centralbank.ie/polstats/stats/mortgagearrears/Pages/Data.aspx.