All staff and residents at nursing homes are going to be tested for Covid-19 over the next ten days.
A census of all deaths in long-term residential care facilities so far this year is also getting underway today.
Another 44 patients with coronavirus died yesterday, bringing the death toll to 530.
There have been 335 outbreaks in residential care settings, where a census of all deaths so far this year is being carried out.
HIQA's also been asked to put together a 'check-list' of items for all nursing homes next week, to tackle the problem.
The death toll from coronavirus in the Republic now stands at 530, with more than half of them in nursing homes.