Haw. Rev. Stat. § 431:10-109: Disclosure of health care coverage and benefits.

In order to ensure that all individuals understand their health care options and are able to make informed decisions, all insurers shall provide current and prospective insureds with written disclosure of coverages and benefits, including information on coverage principles and any exclusions or restrictions on coverage.

The information provided shall be current, understandable, and available prior to the issuance of a policy, and upon request after the policy has been issued.