EPA and other federal agencies use estimates of the social cost of carbon to value the climate impacts of rulemakings. Below are technical documents summarizing the interagency process to develop estimates for the social cost of carbon and other greenhouse gases.You may need Adobe Reader to view files on this page. See EPA’s About PDF page to learn more.
- Current Technical Support Document (2016): Technical Update to the Social Cost of Carbon for Regulatory Impact Analysis under Executive Order 12866 (PDF)(35 pp, 664 K, May 2013, Revised August 2016)
- Addendum to Technical Support Document on Social Cost of Carbon for Regulatory Impact Analyses under Executive Order 12866: Application of Methodology to Estimate the Social Cost of Methane and the Social Cost of Nitrous Oxide (PDF)(20 pp, 1 MB, August, 2016)
- 2010 Technical Support Document: Social Cost of Carbon for Regulatory Impact Analysis under Executive Order 12866 (PDF)(51 pp, 2 MB, February, 2010)