Arkansas Code Title 5. Criminal Offenses § 5-65-309. Implied consent

(a) An underage person who operates a motorboat on the waters of this state or a motor vehicle or is in actual physical control of a motor vehicle or motorboat in this state is deemed to have given consent, subject to § 5-65-203, to a chemical test of his or her breath, saliva, or urine for the purpose of determining the alcohol concentration or controlled substance content of his or her breath or blood if:

(b) An underage person who is dead, unconscious, or otherwise in a condition rendering him or her incapable of refusal is deemed not to have withdrawn the consent provided by subsection (a) of this section, and a chemical test may be administered subject to § 5-65-203.

(c) A test of an underage person's blood under this section to determine the underage person's alcohol concentration, controlled substance content, or other intoxicating substance content in his or her blood requires a warrant based on probable cause that the underage person was operating or in actual physical control of a motorboat on the waters of this state or a motor vehicle while intoxicated.