Haw. Rev. Stat. § 287-33

When an insurance carrier has certified a motor vehicle liability policy under section 287-22 or a policy under section 287-23, the insurance so certified shall not be canceled or terminated until at least ten days after a notice of cancellation or termination of the insurance so certified is filed in the office of the administrator, except that such a policy subsequently procured and certified shall, on the effective date of its certification, terminate the insurance previously certified with respect to any motor vehicle designated in both certificates.