Haw. Code R. § 4-70-2
As used in this chapter:
"Branch" means the plant quarantine branch;
"Certificate of origin" means an official certificate signed by a plant quarantine official or an agricultural official of the state or foreign country indicating the origin of the respective plant;
"Certificate of treatment" means an official certificate signed by a plant quarantine official or an agricultural official of the state or country of origin; or a commercial certificate issued by a government certified treatment facility, signed by a person authorized or certified to conduct disinfestation treatment in an approved manner with the certificate describing the applicable treatment methods, procedures and dosages;
"Chief" means chief of the plant quarantine branch; and
"Phytosanitary certificate" means an official certificate signed by a plant quarantine official of the state or foreign country of origin indicating pest free conditions of the plants and disinfestation treatments the plants were subjected to.
Haw. Code R. § 4-70-2