In this section the following words have the meanings indicated. “Electric retractable room partition” means a room partition, divider, curtain, or any other similar device that is opened and retracted by operation of an electric motor. “School employee” means an employee of a public school or nonpublic school. A school employee may not operate an electric retractable room partition in a school building unless: The partition includes a safety sensor that automatically stops the movement of the partition when a body passes between the leading edge and a wall, an opposing partition, or the stacking area of the partition; No students are present in the school building; or The room or area where the partition is located is locked or otherwise free of or inaccessible to students. Any annual safety review, evaluation, or exercise for school employees in a school building with an electric retractable room partition shall include information and demonstrations, as appropriate, regarding the safe operation of the electric retractable room partition in accordance with subsections (b) and (d) of this section. The Department shall: Develop and disseminate to each county board and each nonpublic school model safety guidelines regarding the operation of electric retractable room partitions; and Publish the model safety guidelines on its public website.