Sec. 11. (a) If a chemical test results in relevant evidence that the person is intoxicated, the person may be arrested for an offense under this chapter.
(b) If a chemical test results in prima facie evidence that the person is intoxicated, the person shall be arrested for an offense under this chapter.
(c) A person who refuses to submit to a chemical test may be arrested for an offense under this chapter.
(d) At a proceeding under this chapter, a person's refusal to submit to a chemical test is admissible into evidence.