Haw. Rev. Stat. § 201H-48

The corporation may allow a person who is a current owner of a dwelling unit in a multifamily housing project sponsored by the corporation to apply for the purchase of a larger dwelling unit in a project sponsored by the corporation if the applicant's current family size exceeds the permissible family size for the applicant's current dwelling unit, as determined by prevailing county building or housing codes. The applicant shall be required to sell the applicant's current dwelling unit back to the corporation. Notwithstanding any law to the contrary, any applicant, as it pertains to for-sale housing, shall be a "qualified resident" who:

(1) Is a citizen of the United States or a resident alien;

(2) Is at least eighteen years of age;

(3) Is domiciled in the State and shall physically reside in the dwelling unit purchased under this section;

(4) In the case of purchase of real property in fee simple or leasehold, has a gross income sufficient to qualify for the loan to finance the purchase; and

(5) Except for the applicant's current residence, meets the following qualifications:

(A) Is a person who either oneself or together with the person's spouse or a household member, does not own a majority interest in fee simple or leasehold lands suitable for dwelling purposes, or a majority interest in lands under any trust agreement or other fiduciary arrangement in which another person holds the legal title to the land; and

(B) Is a person whose spouse or a household member does not own a majority interest in fee simple or leasehold lands suitable for dwelling purposes, or a majority interest in lands under any trust agreement or other fiduciary arrangement in which another person holds the legal title to the land, except when husband and wife are living apart under a decree of separation from bed and board issued by the family court pursuant to section 580‑71. [L 2006, c 180, pt of §3]