Haw. Code R. § 12-14-17
The registration granted a registered rehabilitation specialist or the certification granted a certified rehabilitation provider shall be in effect for one year from date of registration or certification. After the initial registration or certification, the specialist or provider may be registered or certified for a period of three years if the criteria in section 12-14-16(a) and 12-14-22 are met. Written application for renewal shall be received by the director no earlier than one hundred eighty five days but no later than sixty days prior to the specialist's or provider's current registration or certification termination date. The director for good cause may grant a thirty day grace period to submit written application for renewal.
Haw. Code R. § 12-14-17