Pub. L. 110-140, tit. III, subtit. A, sec. 304
FURNACE FAN STANDARD PROCESS.
SEC. 304. FURNACE FAN STANDARD PROCESS. Paragraph (4)(D) of section 325(f) of the Energy Policy and Conservation Act (42 U.S.C. 6295(f)) (as redesignated by section 303(4)) is amended by striking “the Secretary may” and inserting “not later than December 31, 2013, the Secretary shall”.