HAR §19-143-10. (f) The following seat specifications shall apply to all buses

(1) All seats shall have a minimum fore and aft depth of fourteen inches; (2) The minimum center-to-center spacing shall be twenty-six inches measured at cushion height and twenty-four inches for vans transporting preschool elementary students exclusively; (3) The minimum seat back height shall be twenty inches measured from seat cushion level; (4) All seat backs and seats shall be cushioned; (5) The top rail, top corners, and the upper portion of the rear surface down to a line ten inches below the top rail shall be padded except for buses that were manufactured without padding on the rails; (6) All seats on type II and type III buses (under ten thousand pounds GVWR) shall be equipped with seat belts for each passenger and the driver; (7) Jump seats or portable seats are prohibited; (8) All seats shall be facing forward; (9) All seats shall be securely fastened to the bus; and (10) Drivers of type I school buses equipped with seat belts shall wear them whenever the vehicle is in motion. [Eff APR 27 1989] (Auth: HRS §286-181) (Imp: HRS §286-181)