(a)      On conviction of a violation of § 3-304, § 3-306, § 3-307, § 3-310, or § 3-312 of this subtitle, a person who has been convicted on a prior occasion not arising from the same incident of any violation of §§ 3-303 through 3-306 of this subtitle is subject to imprisonment not exceeding life.

      (b)      If the State intends to proceed against a person under this section, it shall comply with the procedures set forth in the Maryland Rules for the indictment and trial of a subsequent offender.