NEWSLETTER-2017

476 NEWSLETTER 2017 • The Regulation on the Amendment to the Regulation regar- ding Principles and Procedures to be Followed in the Audits and Preliminary Investigations and Investigations to be Made in the Natural Gas Market entered into force through publication in the Official Gazette dated 04.01.2017 and numbered 29938. • The Regulation on the Amendment to the Regulation regar- ding Principles and Procedures to be Followed in the Audits and Preliminary Investigations and Investigations to be Made in the LPG Market entered into force through publication in the Official Gazette dated 04.01.2017 and numbered 29938. • The Communiqué on the Amendment to the Communiqué regarding Principles and Procedures for the Supply of Pet- roleum Products Except the Fuel Oil from Domestic and Foreign Sources entered into force through publication in the Official Gazette dated 05.01.2017 and numbered 29939. • The Communiqué on the Amendment to the Communiqué regarding Arrangement of Distribution System Revenue en- tered into force through publication in the Official Gazette dated 05.01.2017 and numbered 29939. • The Communiqué on the Amendment to the Communiqué regarding Retail Energy Sale Prices was published in the Official Gazette dated 05.01.2017 and numbered 29939. • The Regulation on theAmendment to the Natural Gas Market Certificate Regulation entered into force through publicati- on in the Official Gazette dated 07.01.2017 and numbered 29941. • The Regulation on the Amendment to the Regulation regar- ding Principles and Procedures to be Followed in the Audits and Preliminary Investigations and Investigations to be Made in the Natural Gas Market entered into force through publication in the Official Gazette dated 07.01.2017 and numbered 29941.