The incident happened on Tuesday evening.
Conor McGregor has been arrested for alleged dangerous driving in west Dublin.
The Straffan resident was detained by Gardaí earlier this week.
This incident of dangerous driving involving Conor McGregor is alleged to have happened in the Palmerstown area of west Dublin on Tuesday evening.
Gardaí say they arrested a man in his 30s and brought him to Lucan Garda Station.
It's understood the UFC star was pulled over before being detained and having his car temporarily seized.
McGregor was later charged but has since been released.
He's due before Blanchardstown District Court at a later date.

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