Tennessee Code Title 4. State Government § 4-15-104

(a) The commission is authorized to prescribe standards and promulgate rules and regulations for the construction of state buildings, and the procedure to be followed with respect thereto.

(b) The commission is encouraged to prescribe high performance building requirements and other standards, and promulgate rules and regulations, which meet or exceed the 2005 sustainable design guidelines that the commission implemented, that are necessary to ensure all state buildings perform in an energy efficient manner.

(c) Notwithstanding subsection (b), the commission shall not prescribe any high performance building requirement or any other standard, nor promulgate any rules and regulations, which require or permit any wood products harvested or manufactured in this state, or any wood products designed or manufactured by a forest products company that is headquartered in this state, to be in any way less preferred in the design and construction of state buildings than any wood products harvested or manufactured outside this state, or to be in any way less preferred than any other wood products grown or harvested in this state, that have been certified or graded by any certifying or grading association or agency, including, but not limited to, the Sustainable Forestry Initiative, the American Tree Farm System, or the Forest Stewardship Council.