California Code
ARTICLE 3 - Safety Belts and Inflatable Restraint Systems
Section 27316.5.

27316.5. (a) Unless specifically prohibited by the National Highway Traffic Safety Administration, all type 2 school pupil activity buses, manufactured on or after July 1, 2004, purchased or leased for use in California shall be equipped at all designated seating positions with a combination pelvic and upper torso passenger restraint system.

(b) For purposes of this section, a “passenger restraint system” is either of the following:

(1) A restraint system that is in compliance with Federal Motor Vehicle Safety Standard 209, for a type 2 seatbelt assembly, and with Federal Motor Vehicle Safety Standard 210, as those standards were in effect on the date that the school pupil activity bus was manufactured.

(2) A restraint system certified by the school pupil activity bus manufacturer that is in compliance with Federal Motor Vehicle Safety Standard 222 and incorporates a type 2 lap-shoulder restraint system.

(c) No person, school district, or organization, with respect to a type 2 school pupil activity bus equipped with passenger restraint systems pursuant to this section, may be charged for a violation of this code or any regulation adopted thereunder requiring a passenger to use a passenger restraint system, if a passenger on the school pupil activity bus fails to use or improperly uses the passenger restraint system.

(Amended by Stats. 2017, Ch. 397, Sec. 8. (SB 810) Effective January 1, 2018.)