; (2) in clause (ii), by striking and at the end and inserting a period; and (3) by striking clause (iii); and (b) by adding at the end the following: (5) Requirements (A) Rulemaking process For any rule relating to furnaces or boilers under this section that is finalized after the date of enactment of this paragraph, the Secretary shall— (i) require as part of the rulemaking process the performance of a full fuel cycle analysis for energy efficiency standards and a full fuel cycle energy descriptor, as described in a letter report of the National Academies entitled Review of Site (Point-of-Use) and Full-Fuel-Cycle Measurement Approaches to DOE/EERE Building Appliance Energy-Efficiency Standards and dated 2009; and (ii) certify that the rule is not likely to result in a significant shift from gas furnaces or boilers to electric furnaces or boilers with respect to residential construction, commercial construction, or furnace or boiler replacement. (B) Rules Any rule relating to furnaces or boilers under this section that is finalized after the date of enactment of this paragraph— (i) shall not apply to small major household appliance manufacturers (as defined in section 121.201 of title 13, Code of Federal Regulations (or successor regulations)); and (ii) shall require the results of the analysis and resulting energy descriptor described in subparagraph (A)(i) to be prominently disclosed on any label that— (I) is required by the Federal Trade Commission to provide energy efficiency information of the water heater