Gardaí have searched at least one home in Laois as part of an investigation into an alleged multi-million euro fraud.
It's reported that the operation is focused on ifteen homes are being searched in Dublin, Meath, Laois, Louth and Kildare.
Gardai are investigating a network of criminality involving money laundering and related offences.
RTE reports that the Garda National Economic Crime Bureau is targeting a West African Criminal Network and believe over €15m is involved.
Banks here have been asked to shut down 350 suspect accounts.
Soe 170 suspect accounts in have also been identified in Europe, West Africa and China.
The gang is said to be involved in invoice redirection fraud, which involves sending fraudulent e-mails to businesses from existing suppliers advising them of new bank details.
Local, specialist and regional support units are involved in the raids.