The Central Bank Governor Patrick Honohan is callling for a yes vote in the EU Fiscal treaty referendum.
In a speech last night the Governor also suggested banks should not shy away from repossessing buy-to-let properties held by delinquent borrowers.
He said financial institutions have been too slow to deal with the growing problem of mortgage arrears.
Mr. Honohan's comments on the Treaty have been criticised by Sinn Féin - who say that as a public servant paid by the taxpayer its completely inappropriate for him to use his role to endorse it.
Sinn Féin's Padraig MacLochlainn says the Central Bank Governor overstepped the mark: