1. Except as otherwise provided in subsection 4, the board of trustees of a school district in which more than 75,000 pupils are enrolled shall conduct an investigation described in subsection 2 upon:

(a) The petition of at least 50 percent of the licensed employees and classified employees assigned to a school;

(b) The petition of parents and legal guardians of pupils who are enrolled in a school which is signed by a number of parents and legal guardians representing at least 5 percent of the number of the average daily enrollment of pupils for the school that was most recently reported pursuant to NRS 387.1223; or

(c) The affirmative vote of a majority of the members of an organizational team, if the principal of a school within the school district has established such a team as part of the reorganization of the school district in which the school is located to assist in the development of a plan of operation for the school or to provide other assistance and advice relating to the school.

2. An investigation conducted pursuant to subsection 1, must investigate whether:

(a) Teachers, principals and other members of the staff at the school are effectively engaging the parents and families of pupils who are enrolled in the school in the education of their children; and

(b) The culture at the school is focused on pupil outcomes.

3. The board of trustees of the school district shall provide any necessary and appropriate training for teachers, principals, other educational personnel and members of the staff at the school to ensure that parents and families of pupils who are enrolled in the school are effectively engaged in the education of their children and that the culture at the school is focused on pupil outcomes.

4. The provisions of this section do not apply to a school that has been designated as a turnaround school pursuant to NRS 388G.400 until after the first school year in which it has operated under such a designation.

(Added to NRS by 2017, 2421)