Indiana Code Title 9. Motor Vehicles § 9-30-6-2

Sec. 2. (a) A law enforcement officer who has probable cause to believe that a person has committed an offense under this chapter, IC 9-30-5, or IC 9-30-9, or a violation under IC 9-30-15 shall offer the person the opportunity to submit to a chemical test.

(b) A law enforcement officer:

(c) A test administered under this chapter must be administered within three (3) hours after the law enforcement officer had probable cause to believe the person committed an offense under IC 9-30-5 or a violation under IC 9-30-15.

(d) A person must submit to each chemical test offered by a law enforcement officer in order to comply with the implied consent provisions of this chapter.