In Appendix C – ESG Content Index, we include a cross-reference table of ESG topics covered in our Report and other Kinder Morgan-published documents, including our Annual Report on Form 10-K for the year ended December 31, 2020 (2020 Form 10-K) and 2021 Proxy Statement Pursuant to Section 14(a) of the Securities and Exchange Act of 1934, to the corresponding SASB Sustainable Industry Classification SystemTM code, GRI disclosure code, CDP question number, and SDGs target.