Almost €30,000 in cash and smuggled alcohol have been seized at Dublin Airport and Dublin Port over the weekend.
On Saturday morning €24,000 was found when officers searched the suitcase of a Polish man on his way to Madrid.
It's suspected that the money was being used for criminal activity.
Separately on Sunday morning customs officers searched two trucks that disembarked a ferry from Liverpool where they found 290 litres of wine and 62 litres of beer.