The following costs shall be capitalized:

     (1) Expenses for facilities or equipment with historical cost in excess of seven hundred fifty dollars per unit and a useful life of more than one year from the date of purchase; and

     (2) Expenses for equipment with historical cost of seven hundred fifty dollars or less per unit if either:

     (a) The item was acquired in a group purchase where the total cost exceeded seven hundred fifty dollars; or

     (b) The item was part of the initial stock of the facility.

     (3) Dollar limits in this section may be adjusted for economic trends and conditions by the department as established by rule and regulation.

[1983 1st ex.s. c 67 § 16; 1980 c 177 § 31.]