Kieran O'Donnell (Limerick City, Fine Gael) | Oireachtas source

On the checks done by border control officials at Dublin Airport, 95 of the 100 who have been found to date had no documentation whatsoever while the other five had false documentation. It is about providing a level of security to people. Is what the airlines are being required to do governed by legislation or regulation? The officials have said there are no penalties. What is the legal status of this ask being made of airlines? Is it voluntary? What underpins it legally?