24. Property weight. "Property weight" means a value between zero and one that is used to adjust a municipality's ratio of local per-pupil property fiscal capacity to the statewide per- pupil property fiscal capacity. The income weight, as defined in subsection 14, plus the property weight must total one.

25. School administrative staff. "School administrative staff" means full-time equivalent public school principals and assistant principals, as documented in the department's database.

26. School administrative unit's local contribution to EPS per-pupil rate. "School administrative unit's local contribution to the per-pupil guarantee EPS per-pupil rate" means the funds that a school administrative unit provides for each subsidizable pupil who resides in that unit.

27. School administrative unit's state contribution to EPS per-pupil rate. "School administrative unit's state contribution to the per-pupil guarantee EPS per-pupil rate" means the funds that the State provides to a school administrative unit for each subsidizable pupil who resides in that unit.

28. School level. "School level" means elementary level, middle school level and high school level.

29. School level teaching staff. "School level teaching staff" means full-time equivalent public classroom teachers, itinerant classroom teachers and special teachers of reading or literacy specialists excluding special education teachers and vocational education teachers, as documented in the department's database.

30. Secondary grades. "Secondary grades" means grade 9 to grade 12.

30-A.__Special education costs.__"Special education costs" for subsidy purposes includes:

A.__The salary and benefit costs of certified professionals, assistants and aides or persons contracted to perform a special education service;

B. The costs of tuition and board to other schools for programs that have been approved by the commissioner and not