Codes and Manuals

Current framework

The terms and conditions for Users’ access to the NNGS are regulated by the [NNGS Management Code – 9th Revision]

For the provision of the relevant access services, it is necessary to conclude with DESFA a [Standard Framework Agreement for the Transmission of Natural Gas and/or the Use of LNG Facility]

The [Regulation on the Pricing of Basic Activities of NNGS] (Decision E-59/2023 Amendment of the Regulation on the Methodology of the Required Revenue and Tariffs for the Activities of the NNGS Operator – Sixth Revision, regulates the methodology for the determination of [NNGS Use Tariffs] for the charging of the services of Transmission and Use of LNG Facility (Decision E-58/2023 Determination of the Provisional Tariff for the Use of the National Natural Gas System for the year 2023)

The [Manual of Balancing of the National Gas Transmission System] regulates in particular issues related to balancing of the NNGTS

Correction of an error in the decision of the Energy Regulatory Authority published in the Government Gazette under reference E-58/2023 (B’ 4335)

Historical archive

2021

Decision 735/2021 of RAAEY, regarding the approval of the 7th revision of the NNGS Management Code

Decision 512/2021 Approval of the Tariff for the use of the National Natural Gas System

Decision 735/2021 of RAAEY, regarding the approval of the 7th revision of the NNGS Management Code

Decision 1060/2021 of RAAEY, regarding the completion of the 7th revision of the NNGS Management Code

2020

RAAEY Decision 1434/2020 on the Approval of the Amendment to the Regulation on the Pricing of Basic Activities of the National Natural Gas System in accordance with the provisions of paragraph 1 of article 88 of Law No. 4001/2011 – Fifth Revision

RAAEY Decision 1435/2020 on the amendment of Model Framework Contracts for the Transmission of Natural Gas and the Use of LNG Facility

RAAYE Decision 1433/2020 on the amendment of the Management Code of the National Natural Gas System – Sixth Revision

Decision 1035/2020 of RAAEY, regarding the approval of the 5th revision of the NNGS Management Code

RAAEY Decision 1434/2020 on the Approval of the Amendment to the Regulation on the Pricing of Basic Activities of the National Natural Gas System in accordance with the provisions of paragraph 1 of article 88 of Law No. 4001/2011 – Fifth Revision

RAAEY Decision 1435/2020 on the amendment of Model Framework Contracts for the Transmission of Natural Gas and the Use of LNG Facility

2019

Decision 540 /2019 Approval of the required Transmission and LNG Installation Revenue and Regular Revision of the Tariff for the Use of the National Natural Gas System

Decision 539/2019 Approval of the 4th Revision of the Tariff Regulation for Basic Activities of the National Natural Gas System in accordance with the provisions of paragraph 1 of article 88 of Law No. 4001/2001 and Commission Regulation (EU) 2017/460 on the establishment of a network code on the harmonized structure of gas transmission tariffs

Decision 566/2019 Approval of the Tariff for the use of the National Natural Gas System

2018

RAAEY Decision 644/2018 on the approval of the 3rd Revision of the Regulation on the Pricing of Basic Activities of the National Natural Gas System

Correction of an error in RAAEY Decision 644/2018

Decision 546/2018 ” Balancing Manual of the National Gas Transmission System”

Decision 123/2018 of RAAEY regarding the approval of the 4th revision of the NNGS Management Code and transitional provisions

2017

Decision 997/2017 Adjustment of the Tariff for the use of the National Natural Gas System in accordance with the provisions of the 2nd Revision of the Regulation on the Pricing of Basic Activities of the National Natural Gas System

Decision 871/2017 Approval of the 2nd Revision of the Pricing Regulation for Basic Activities of the National Natural Gas System in accordance with the provisions of paragraph 1 of article 88 of Law No. 4001/2011 and Law No. 4409/2016

Correction of an error in the 3rd revision of the NNGS Management Code

Decision 257/2017 on the approval of the Model Framework Contracts for the Transmission of Natural Gas and Use of LNG Facility

Decision 239/2017 on the approval of the 3rd Revision of the NNGS Management Code

2016

Decision 352/2016 Approval of the Tariff for the use of the National Natural Gas System

Codified text of the Revised Pricing Regulation

Decision 334/2016 on the Recalculation of the Recoverable Difference of the National Gas System Operator (“DESFA S.A.”) for the years 2011-2015 in accordance with the provisions of paragraph 1 (bb) of article 61 of Law 4409/2016 and Decision 349/2016 on the Amendment of the provisions of the Revised Tariff Regulation for Basic Activities of the National Gas System Operator (“DESFA S.A.”)

Decision 339/2016 on the Revision of the pricing regulation of the Basic Activities of the operator of the National Natural Gas System (“DESFA S.A.”) in accordance with the provisions of paragraph 1 of article 88 of Law 4001/2001 and Law 4409/2016

Decision 209/2016 on the adoption of arrangements concerning the Kulata – Sidirokastro Interconnection Point with effect from 1.7.2016 to 1.10.2016 and with a view to the practical effectiveness of the Interconnected System Agreement between DESFA S.A. and Bulgartransgaz EAD

2015

Decision 470/2015 on the Approval of the prices and parameters involved in the calculation of the balancing costs of the balancing of NNGTS and the method of allocation of the balancing costs to the Users for the year 2015

Decision 459/2015 on the Approval of the Modification of the Annual Balancing Plan of the National Gas Transmission System (NSNG) for the year 2015

Decision 274/2015 ‘Approval by RAAEY of the Operator’s report on the implementation of the Interim Measures pursuant to the European Balancing Code (EU) 312/2014

Decision 256/2015 on the approval of the NNGTS Gas Compensation Study for the year 2016

Decision 198/2015 Approval of Amendment to the NNGTS Gas Compensation Study for the year 2015

2014

Decision 716/2014 on the Approval of the Operating Gas Compensation Study for the year 2015

Decision 523/2014 on the certification of the company “NATIONAL NATURAL GAS SYSTEM MANAGER (DESFA) S.A.” as Independent Transmission System Operator of Natural Gas Transmission

Decision 344/2014 on the determination of the maximum allowable security of supply bill, the unit security of supply charge per category of natural gas Customers, and the model power plant

2013

Decision 637/2013 on the Approval of the Annual Balancing Plan of the National Natural Gas Transmission System (NSNG) for the year 2014 and Approval of the part of the NSNG capacity reserved by DESFA S.A. for balancing for the year 2014

Decision 636/2013 on the Approval of the Amendment to the Annual Balancing Plan of the National Gas Transmission System (NGSTS) for the year 2013 and Approval of the part of the NGSTS capacity reserved by DESFA S.A. for balancing for the year 2013

Decision 635/2013 on the approval of the Model Contracts for the Transmission of Natural Gas on a continuous basis, on an intermittent basis and under the virtual reverse flow and LNG Facility Use procedure submitted by DESFA S.A.

Decision 589/2013 on the Approval of the amendment to the NNGTS Gas Compensation Study for the year 2013

Decision 575/2013 on the Approval of the Update of Relevant Points of the National Natural Gas Transmission System (NNGTS)

Decision 526/2013 on the amendment of the Management Code of the National Natural Gas System

Decision 342/2013 Approval of the NNGTS Gas Compensation Study for the year 2014

Decision 122/2013 Emergency Plan according to Regulation 994/2010

2012

RAAEY Decision 722/2012 Government Gazette for the Approval of NSNG Tariffs

RAAEY Decision 594/2012 Government Gazette of the Tariff Regulation

Brief explanation of the Regulation on the Pricing of NPSA Core Activities

Decision 126/2012 on the approval of the Gas Transmission and LNG Facility Use Contracts

2011

Decision 1096/2011 on the amendment of the Management Code of the National Natural Gas System

Decision 6537/18.04.2011 on the granting of the Licence for Ownership and Management of the National Natural Gas System to DESFA SA

Decision 1295/2011 on the approval of the NNGTS Gas Compensation Study for the year 2012

2010

Decision 611/20.04.2010 on the approval of the Gas Transmission and LNG Facility Use Contracts submitted by DESFA SA (20 April 2010)

Decision 5815/19.04.2010 on the Gas Licensing Regulation (19 April 2010)

Decision 5816/16.04.2010 on the Regulation on the NSF Gas Users Registry (16 April 2010)

Decision 5346/01.04.2010 on the Management Code of the National Natural Gas System (1 April 2010)

RAAEY Decision No. 1784/2010 on the approval of the Annual NNGTS Balancing Plan for the year 2011 and approval of the part of the NNGTS capacity reserved by DESFA S.A. for Balancing for the year 2011

Decision 7754/06.05.2010 on the Metering Regulation of the National Natural Gas System (6 May 2010)