Haw. Rev. Stat. § 442-17: Licensees, duties.

Chiropractic licensees shall observe and be subject to all state and municipal regulations relating to all matters pertaining to public health and may execute disability and health certificates so long as the same are confined to physical conditions and ailments which they are by law authorized to treat, which certificates shall be accepted by all officials, authorities, and boards operating within the State who are officially concerned with the matters or subject covered by the certificates.