California Code, Education Code - EDC § 56521.2

(1) Any intervention that is designed to, or likely to, cause physical pain, including, but not limited to, electric shock.

(2) An intervention that involves the release of noxious, toxic, or otherwise unpleasant sprays, mists, or substances in proximity to the face of the individual.

(3) An intervention that denies adequate sleep, food, water, shelter, bedding, physical comfort, or access to bathroom facilities.

(4) An intervention that is designed to subject, used to subject, or likely to subject, the individual to verbal abuse, ridicule, or humiliation, or that can be expected to cause excessive emotional trauma.

(5) Restrictive interventions that employ a device, material, or objects that simultaneously immobilize all four extremities.

(6) Prone restraint.

(7) Locked seclusion, unless it is in a facility otherwise licensed or permitted by state law to use a locked room.

(8) An intervention that precludes adequate supervision of the individual.

(9) An intervention that deprives the individual of one or more of the individual's senses.