Haw. Rev. Stat. § 88-42.6
(c) Notwithstanding section 88-21, 88-98, 88-273(c), or 88-344, or any other law to the contrary, the retirement allowance of a retirant who returns to service as an elective officer shall not be suspended if the retirant:
(2) Has been retired for at least twelve consecutive months prior to return to service and elects to have the retirement allowance continue. The election whether or not to have the retirant's retirement allowance continue shall be irrevocable and shall be made no later than thirty days following the retirant's first return to service as an elective officer.
If the retirant's retirement allowance is not suspended, the retirant shall not become a member of the system and shall not earn additional service credit or gain any additional retirement benefits.
[L 2008, c 47, §2]