It's over the implementing of Covid-19 restrictions
That's despite Tánaiste Leo Varadkar saying the proposals from Dr Tony Holohan were "not thought through".
Every county in Ireland will enter level three restrictions from midnight tonight.
However, they rejected the level five measures, which had been proposed by NPHET in a letter on Sunday night.
Health Minister Stephen Donnelly played down any rift between the public health officials and politicians: