UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON. D.C. 20549 THE CHAIR October 13. 2016 The Honorable Lamar Smith Chairman Committee on Science. Space. and Technology US. House of Representatives 2321 Raybum House Office Building Washington. DC. 20515 Dear Chairman Smith: Thank you for your September 29. 2016 letter regarding media reports ofa purported investigation ofExxon Mobil Corporation. While I am aware ofthe press accounts referenced in your letter. the Securities and Exchange Commission conducts investigations on a confidential basis. We do so in order to protect the integrity ofour investigations. safeguard the privacy of witnesses. and avoid damaging the reputations of parties who may not be charged. For these reasons. the Commission generally does not acknowledge the existence or non?existence of an investigation unless and until charges are filed. Accordingly. I cannot comment Speci?cally on the matter raised in your letter. Please do not hesitate to contact me at (202) 551?2100. or have a member of your staff contact Keith Cassidy. Director ofthe Oflice of Legislative and Intergovernmental Affairs. at (202) 551-2010. for further assistance. Sincerely. 15wa Mary .10 White Chair cc: The Honorable Eddie Bernice Johnson. Ranking Member. Committee on Science. Space. and Technology