(1) The department will account for real estate management activities that meet ARM 36.25.910 and 36.25.912. In addition, the department will account for the following:

(a) acres under commercial, industrial, or residential lease where no commercial, industrial, or residential lease existed previously;

(b) acres under easement for commercial, industrial, or residential use;

(c) nonisolated tracts sold and developed for a commercial, industrial, or residential use within five years of sale;

(d) tracts acquired with existing commercial, industrial, or residential development;

(e) tracts, or portions of tracts, encumbered or purchased with an existing conservation lease, license, easement, or other means of securing conservation uses;

(f) nonisolated tracts sold and encumbered with a restriction on development for conservation uses within five years of sale;

(g) acres dedicated as open space during subdivision review in excess of minimum requirement; and

(h) acres designated as "Natural Area" per Title 77, chapter 12, part 1, MCA.

(2) The department may account for other land use, development, and disposition in other department documentation, such as annual reports.

(3) The department will report the results of the accounting to the board by August 2010 and every five years thereafter.