Utah Code Ann. 26-8a-601(3)
Liability: Emergency Responder Failure to Obtain Consent
An emergency medical service provider who, in good faith, provides emergency medical care without first obtaining consent will not be held legally responsible if there was no other individual present to give consent.
Persons and activities exempt from civil liability
(3) An individual certified under Section 26-8a-302 is not subject to civil liability for failure to obtain consent in rendering emergency medical services authorized by this chapter to any individual who is unable to give his consent, regardless of the individual’s age, where there is no other person present legally authorized to consent to emergency medical care, provided that the certified individual acted in good faith.