The Transport Minister says it's up to the Taoiseach alone when the general election will be called.

It's amid mounting tension between the coalition parties, with Tanaiste and Labour leader Joan Burton saying she believes Ireland shouldn't go to the polls until next year.

Taoiseach Enda Kenny has refused to dampen down speculation there'll be a snap election next month.

Transport Minister Paschal Donohoe says there are many views about when the general election should be called, but the decision is ultimately the Taoiseach's: