Mont. Code Ann. § 15-32-105 — Application To New Construction -- Rules

15-32-105 . Application to new construction -- rules. (1) It is the intent of the legislature that no deduction or credit under this part be allowed for capital investment for an energy conservation practice in the new construction of a building if that capital investment would have been made under established standards of new construction. The department of revenue shall adopt rules to implement this legislative intent. Such rules shall be based on the best currently available methods of analysis, including those of the national bureau of standards, the department of housing and urban development, and other federal agencies and professional societies and materials developed by the department. Provisions shall be made for an annual updating of rules and standards as required.
(2) The department may adopt rules to define standard components of conventional buildings and to establish other necessary elements of the definition of passive solar system consistent with the intent of 15-32-102 .