In addition, the group shall maintain a trusteed surplus of which $100,000,000 shall be held jointly for the benefit of the United States domiciled ceding insurers of any member of the group for all the years of account. The incorporated members of the group shall not be engaged in any business other than underwriting as a member of the group, and shall be subject to the same level of regulation and solvency control by the group's domiciliary regulator as are the unincorporated members. The group [shall make available], within ninety days after its financial statements are due to be filed with the group's domiciliary regulator, shall provide to the commissioner an annual certification by the group's domiciliary regulator of the solvency of each underwriter member of the group, or, if a certification is unavailable, a financial statement prepared by independent public accountants of each underwriter member of the group.
Haw. Code R. § 16-168-6