7401 et seq. ) if such change would not have been so treated as of the day before the date of enactment of this Act. 9. Prohibitions on use of social cost of greenhouse gas estimates (a) In general In promulgating regulations, issuing guidance, or taking any agency action (as defined in section 551 of title 5, United States Code) relating to the social cost of greenhouse gases, no Federal agency shall adopt or otherwise use any estimates for the social cost of carbon, methane, or nitrous oxide that— (1) may increase the cost of energy, including the levelized cost of electricity and gasoline prices, as determined through a review by the Energy Information Administration