An MHK wants to know how often the Island's online defibrillator map is updated, and devices are checked.
Arbory, Castletown and Malew representative Jason Moorhouse is asking the Tynwald question for written response from Health Minister Claire Christian.
The government's website at defibs.im allows people to find where their nearest defibrillator is.
Mr Moorhouse also wants to know what plans there are to repeat any device checks in the next three months.
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