Green Party leader Eamon Ryan is expected to make an announcement shortly after 12:30 P: M today.
Mr Ryan, is also the Climate, Environment, Communications and Transport Minister. He has led the party since 2011.
It was suspected Mr. Ryan would step down as leader following a poor result for the Greens at the recent local and European elections.
It is understood Mr. Ryan will retain his role as minister once he steps down as party leader.
More on this as we get it.
For the latest Waterford News and Sport, tune into WLR News on the hour and download the WLR App for news on demand.