Arkansas Code Title 5. Criminal Offenses § 5-65-202. Implied consent

(a) A person who operates a motorboat on the waters of this state or a motor vehicle or is in actual physical control of a motorboat on the waters of this state or a motor vehicle is deemed to have given consent, subject to § 5-65-203, to one (1) or more chemical tests 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) A 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who is dead, unconscious, or otherwise in a condition rendering him or her incapable of refusal is deemed not to have withdrawn the consent provided by subsection (a) of this section, and one (1) or more chemical tests may be administered subject to § 5-65-203.

(c) Absent exigent circumstances, a test of a person's blood under this section to determine the 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 person was operating or in actual physical control of a motorboat on the waters of this state or a motor vehicle while intoxicated or the person's express consent to the test.