18-A.__Major capital costs.__"Major capital costs" means costs relating to school construction projects, as defined in section 15901.

19. Media assistant. "Media assistant" means a full-time equivalent public librarian aide or library technician I, librarian assistant or library technician II or librarian associate or library technician III, as documented in the department's database.

20. Middle school level. "Middle school level" means grade 6 to grade 8.

20-A.__Minor capital costs.__"Minor capital costs" means costs relating to plant maintenance, minor remodeling, site development or the purchase of land not in conjunction with a construction project.

A.__"Minor capital costs" does not include construction of new buildings or the purchase of land in conjunction with a school construction project.

B.__Expenditures to repay funds borrowed for minor capital expenditures must be considered minor capital costs in the year in which these funds are repaid.

C.__Purchase of land made in accordance with this subsection must be approved:

(1)__By the legislative body of the school administrative unit; and

(2)__By the commissioner, under rules adopted for this purpose.

21. Municipality. "Municipality" means a city, town or organized plantation.

21-A.__Other subsidizable costs.__"Other subsidizable costs" means those costs identified in section 15681-A.__These costs are part of the total operating allocation under section 15683.

21-B.__Portable, temporary classroom space.__"Portable, temporary classroom space" means one or more mobile or modular buildings that are at least partially constructed off site and that are designed to be moved to other sites with a minimum of disassembly and reassembly.