With certain exceptions, Federal agencies are not to enter into a contract to lease space in a building that has not earned the ENERGY STAR label in the most recent year.
(a) In general—
Except as provided in subsection (b), effective beginning on the date that is 3 years after December 19, 2007, no Federal agency shall enter into a contract to lease space in a building that has not earned the ENERGY STAR label in the most recent year.
This subsection applies if—
(A) no space is available in a building described in subsection (a) that meets the functional requirements of an agency, including locational needs;
(B) the agency proposes to remain in a building that the agency has occupied previously;
(C) the agency proposes to lease a building of historical, architectural, or cultural significance (as defined in section 3306 (a)(4) of title 40) or space in such a building; or
(D) the lease is for not more than 10,000 gross square feet of space.
(2) Buildings without an ENERGY STAR label— If one of the conditions described in paragraph (2)  is met, the agency may enter into a contract to lease space in a building that has not earned the ENERGY STAR label in the most recent year if the lease contract includes provisions requiring that, prior to occupancy or, in the case of a contract described in paragraph (1)(B), not later than one year after signing the contract, the space will be renovated for all energy efficiency and conservation improvements that would be cost effective over the life of the lease, including improvements in lighting, windows, and heating, ventilation, and air conditioning systems.