(b) PBS occurs at the:

1. (1) Prevention level for all students in a school;
2. (2) Strategic intervention level for students who are not responding, from a social-emotional and behavioral perspective, to the prevention level; and
3. (3) Intensive service or crisis-management level for students who need multi-faceted and/or comprehensive behavioral or mental health services.

(c)

1. (1) PBS involves a planned and collaborative school-wide approach with a goal of:

   1. (A) Establishing positive and supportive school environments that teach and reinforce students' prosocial behavior;
   2. (B) Holding students positively accountable for meeting established behavioral expectations; and
   3. (C) Maintaining a level of consistency throughout the implementation process.

2. (2) This goal is accomplished by using positive behavioral:

   1. (A) Programs;
   2. (B) Strategies; and
   3. (C) Approaches.