Fianna Fáil TD Malcolm Byrne has confirmed that he was arrested on suspicion of drink driving.
In a statement, he said that early on Thursday morning, while travelling from his hotel in Dublin to Dublin Airport, he was stopped at a mandatory garda checkpoint in the city centre.
Mr Byrne said he is cooperating fully with gardaí and that he immediately informed Fianna Fáil.
In a statement, Fianna Fáil confirmed that Mr Byrne informed the party that he was arrested on suspicion of drink driving.
It added that as this is an ongoing investigation and Mr Byrne is "cooperating fully with An Garda Síochána, it would not be appropriate to comment further at this time".
