All Bus Éireann services in Limerick have been disrupted by unofficial strike action, leaving no services in operation in the county today.
The action, taken by a "small number of employees" has resulted in all Limerick services being cancelled throughout Sunday.
In a statement, the company said it is "disappointed with this unofficial action and the impact it is having on our customers".
"Bus Éireann apologises to affected customers for these service cancellations," the statement read.
Those affected are advised to contact the Customer Care team on 01-8366111 or customercare@buseireann.ie for further queries.