Section 1 Special rule for certain facilities
“(12) Special rule for certain qualified facilities
“(A) In general—In the case of electricity produced at a qualified facility described in paragraph (3) or (7) of subsection (d) and placed in service before the date of the enactment of this paragraph, a taxpayer may elect to apply subsection (a)(2)(A)(ii) by substituting “the period beginning after December 31, 2013, and ending before January 1, 2016” for “the 10-year period beginning on the date the facility was originally placed in service”.
“(B) Limitation—No credit shall be allowed under subsection (a) to any taxpayer making an election under this paragraph with respect to electricity produced and sold at a facility during any period which, when aggregated with all other periods for which a credit is allowed under this section with respect to electricity produced and sold at such facility, is in excess of 10 years.”