The provisions of Alaska Stat. § 39.35.70039.35.990 apply only to members first hired on or after July 1, 2006, to members who are employed by employers that do not participate in the defined benefit retirement plan established under Alaska Stat. § 39.35.09539.35.680, to former members as defined in Alaska Stat. § 39.35.680, or to members who transfer into the defined contribution retirement plan under Alaska Stat. § 39.35.940.