In Australia, they put out guidance on this, saying they can, as long as have informed consent, HOWEVER...

Link: https://files.catbox.moe/tzmzni.pdf

In the document, it's says decision is made by patient themselves, or authorised decision maker. And also a substitute decision maker.

If you look here: https://www.qld.gov.au/health/support/end-of-life/advance-care-planning/legal/decision-makers

It outlines types of substitute decision makers.

If you look further down to Decision-making In an Emergency it states, in part "In an acute emergency, the doctor will use good medical practice and act in the person's best interests to deal immediately with the clinical situation."

Now, most would think that's just for car accidents etc.

But given Covid has been / is still deemed an 'emergency' in many places, the question is could that grey area be used / exploited as justification to jab someone who's under anaesthesia, because they are unvaccinated and the doctor is making the decision 'in an emergency situation' in order to 'protect the person.'

Given what we've seen, it doesn't seem like too far of a jump.