Haw. Rev. Stat. § 269-110

If an eligible customer-generator terminates the customer relationship with the electric utility, the electric utility shall reconcile the eligible customer‑generator's consumption and production of electricity, including any unused credits for excess electricity from the eligible customer‑generator carried over from prior months, for the period following the last twelve-month reconciliation period to the date of termination of the relationship, according to the requirements set forth in this part.