Hellenic Gas Transmission System Operator S.A.
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Public Consultations

Consultations per:

Current Consultations

Results on the Public Consultation of DESFA concerning the draft Development Plan of NNGS 2023-2032

10 Mar 2023

Documents in Public Consultation - DESFA, following the invitation of 14th of February 2023 for participation in the Public Consultation of the Draft Development Plan 2023-2032 until 03.03.2023, publishes the table of participants in the Consultation, except for the participants that requested the non-disclosure of their views. DESFA would like to thank all the participants for their contribution in the public consultation.

Participants

1. Register number: ΠΔ-1018/6.3.2023 Sender: DEPA Commercial S.A.- Non disclosure of letter

2. Register number: ΠΔ-1019/7.3.2023 Sender: DEPA INTERNATIONAL PROJECTS- Non disclosure of letter

3. Register number: ΠΔ-1020/7.3.2023 Sender: GASTRADE - Non disclosure of letter

4. Register number: 1166/6.3.2023 Sender: IENE

5. Register number: 1167/6.3.2023 Sender: DEDA

6. Register Number: 1171/6.3.2023 Sender: EDA THESSALONIKIS

7. Register Number: 1172/6.3.2023 Sender: CHATZIAGOROU GEORGIOS

8. Register Number: 1173/6.3.2023 Sender: PONTIKAS DIMITRIOS

9. Register number: 1174/6.3.2023 Sender: DOMPROLI AGGELIKI

10. Register number: 1175/6.3.2023 Sender: KAMPERIS CHRISTOS

11. Register nubmer: 1176/6.3.2023 Sender: CULTURAL ASSOCIATION DRYMOS

12. Register number: 1177/6.3.2023 Sender: KARAVASILI APOSTOLINA

13. Register number: 1178/6.3.2023 Sender: MOSCHOS VASILEIOS

14. Register number: 1179/6.3.2023 Sender: EDA ATTIKIS

15. Register number: 1180/6.3.2023 Sender: Edison

16. Register number: 1181/6.3.2023 Sender: Motor Oil

Public Consultation of the Draft NNGS Development Plan 2023-2032

14 Feb 2023

Documents in Public Consultation - DESFA sets in public consultation the Draft NNGS Development Plan 2023- 2032. Interested parties are encouraged to send their comments in the electronic address strategy-development@DESFA.GR until 03.03.2023. DESFA will publish the public consultation’s results, unless the sender requests the non- disclosure of his/ her data and/ or views.

Results of the public consultation of the Draft Development Plan 2022-2031

16 Nov 2021

Documents in Public Consultation - DESFA, following the invitation of 7th of October 2021 for participation in the Public Consultation of the Draft Development Plan 2022-2031 till 08.11.2021, publishes the table of participants in the Consultation, except for the participants that requested the non-disclosure of their views. DESFA would like to thank all the participants for their contribution in the public consultation.

Participants

1. DEPA Commercial SA - Non disclosure of letter
2. Energean Oil & Gas S.A. -Non disclosure of letter
3.ΙΕΝΕ

Public Consultation of the Draft NNGS Development Plan 2022-2031

07 Oct 2021

Documents in Public Consultation - DESFA sets in public consultation the Draft NNGS Development Plan 2022-2031. Interested parties are encouraged to send their comments in the electronic address strategy-development@DESFA.GR until 08.11.2021. DESFA will publish the public consultation’s results, unless the sender requests the non- disclosure of his/ her data and/ or views.

International Open Tender DESFA No 946/21

30 Jul 2021

DETAILED ENGINEERING, PROCUREMENT OF MATERIALS AND CONSTRUCTION OF HIGH PRESSURE PIPELINE TO WEST MACEDONIA

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Works & Services Procurement Department until 16.08.2021 at 12:00, at the following address: procurement@desfa.gr

International Open Tender DESFA No 922/20

29 Apr 2021

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF AMPELIA COMPRESSOR STATION

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Works & Services Procurement Department until 12.05.2021 at 12:00, at the following address: procurement@desfa.gr

Results of the Public Consultation of DESFA concerning the draft Development Plan of NNGS 2021-2030

06 Aug 2020

Documents in Public Consultation - Document in Public Consultation - DESFA, following the invitation of 14 July 2020 for participation in the Public Consultation of the Draft Development Plan 2021-2030 till 04.08.2020, publishes the table of participants in the Consultation. DESFA would like to thank all the participants for their contribution in the public consultation. Participants
DEDA
DEPA
Dr Benos
Dr Mavrakis
Motor Oil
DIORYGA GAS

Public Consultation of the Draft NNGS Development Plan 2021-2030

14 Jul 2020

Documents in Public Consultation - DESFA sets in public consultation the Draft NNGS Development Plan 2021-2030. Interested parties are encouraged to send their comments in the electronic address development@desfa.gr until 04.08.2020. DESFA will publish the public consultation’s results, unless the sender requests the non-disclosure of his/ her data and/ or views».

PURCHASE / CHARTER OF LNG CARRIER VESSEL (LNGC) BY DESFA S.A. – THE HELLENIC GAS TRANSMISSION SYSTEM OPERATOR

10 Dec 2019

Invitation to participate in a market consultation to purchase or charter a small LNG carrier (LNGC). - Extension of deadline for submissions by 10/2/2020

Documents in Public Consultation - This announcement constitutes a Request for Information (RFI) for the purpose of determining market capability and information. DESFA is evaluating LNG transport in the Mediterranean by the use of a small LNG carrier. Participants to the consultation are requested to submit their response to this RFI as soon as possible and in any case not later than 20/01/2020 to DESFA S.A. - New date for submission: 10/2/2020

PURCHASE / CHARTER OF LNG STORAGE VESSEL WITH OR WITHOUT REGASIFICATION CAPABILITY (FSRU/FSU) MOORED AT JETTY BY DESFA S.A. – THE HELLENIC GAS TRANSMISSION SYSTEM OPERATOR

10 Dec 2019

Invitation to participate in a market consultation on the purchase or charter of an LNG Floating Storage Unit (FSU), capable to store liquefied natural gas (LNG) Extension of deadline for submissions by 10/2/2020

Documents in Public Consultation - This announcement constitutes a Request for Information (RFI) for the purpose of determining market capability and information. DESFA is evaluating to purchase or charter an LNG Floating Storage Unit (FSU), capable to store liquefied natural gas (LNG) and which may or may not include regasification capability (FSRU). Participants to the consultation are requested to submit their response to this RFI as soon as possible and in any case not later than 20/01/2020 to DESFA S.A. - New date for submission: 10/2/2020

PURCHASE / CHARTER OF LNG STORAGE VESSEL WITH REGASIFICATION CAPABILITY (FSRU) MOORED OFFSHORE BY DESFA S.A. – THE HELLENIC GAS TRANSMISSION SYSTEM OPERATOR

10 Dec 2019

Invitation to participate in a market consultation on the purchase or charter of an LNG Floating Storage & Regasification Unit (FSRU). - Extension of deadline for submissions by 10/2/2020

Documents in Public Consultation - This announcement constitutes a Request for Information (RFI) for the purpose of determining market capability and information. DESFA is evaluating to purchase or charter an LNG Floating Storage and Regasification Unit (“FSRU”). Participants to the consultation are requested to submit their response to this RFI as soon as possible and in any case not later than 20/01/2020 to DESFA S.A. - New date for submission: 10/2/2020

International Open Tender DESFA No 871/19

06 Nov 2019

DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF THE NEA MESSIMVRIA CΟMPRESSOR STATION UPGRADE

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Project's Procurement Department until 12.11.2019 at 12:00, at the following address: procurement@desfa.gr

Results of the Public Consultation of DESFA concerning the draft Development Plan of NNGS 2020-2029

24 Oct 2019

Documents in Public Consultation - DESFA, following the invitation of 1 August 2019 for participation in the Public Consultation of the Draft Development Plan 2020-2029 till 02.09.2019, publishes the table of participants in the Consultation. DESFA would like to thank all the participants for their contribution in the public consultation. Participants
ΔΕΔΑ
ΔΕΗ
ΔΕΠΑ

Public consultation on business rules and exceptional events of draft Interconnection Agreement at the Interconnection Point of Nea Mesimvria

30 Sep 2019

Documents in Public Consultation - An Interconnection Agreement at the Interconnection Point of Nea Mesimvria is to be concluded between DESFA S.A. and Trans Adriatic Pipeline AG (TAP) for the purposes of: a) securing safe, reliable and effective operation of the interconnected transmission systems; b) promoting the development of a competitive and liquid Natural Gas market in IP Nea Mesimvria, including reverse flow from the DESFA System to the TAP System; c) determining the conditions for coordinated operation of the interconnected gas transmission systems; d) establishing data/information exchange and guaranteeing their bilateral collaboration. The business rules and provisions dealing with the exceptional events, related to the Natural Gas transmission through the IP are included in this Interconnection Agreement. DESFA S.A. presents for public consultation the above business rules, namely the confirmation/matching and the allocation procedures of the quantities at IP, as well as the provisions dealing with exceptional events. This consultation is intended to collect views from all parties interested in transmitting natural gas through IP Nea Mesimvria in both directions. DESFA S.A. invites all interested parties to provide comments on the above procedures between 30 September 2019 16:00 CET until 29 November 2019 23:59 CET. Please follow the guidelines as specifically described in the text “IA Public Consultation Guidelines” and use the Comments Template for submitting your comments. The filled in Comments Template should be submitted in English language to the following e-mail: commercial.dispatching@desfa.gr with the subject title “IA at the IP of Nea Mesimvria consultation process / COMMENTS”. TAP may invite Network Users to submit comments on the Consultation Process for the IA at the IP of Nea Mesimvria simultaneously with DESFA.

International Open Tender DESFA No 867/19

04 Jul 2019

BASIC ENGINEERING PACKAGE AND ASSOCIATED STUDIES FOR THE INSTALLATION OF AMPELIA COMPRESSOR STATION

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Project's Procurement Department until 14.07.2019 at 12:00, at the following address: procurement@desfa.gr

Open Tender DESFA No 755/17

04 Jul 2019

SUPPLY OF 31 TURBINE METERS FOR MEASURING ACCURACY IMPROVEMENT AT N.N.G.T.S. M/R STATIONS

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Project's Procurement Department until 14.07.2019 at 12:00, at the following address: procurement@desfa.gr

Open Tender DESFA No 830/18

10 Jun 2019

FIELD & OFF-SITE FABRICATION INSPECTION SERVICES for the “DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL”

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Project's Procurement Department until 20.06.2019 at 12:00, at the following address: procurement@desfa.gr

Open Tender DESFA No 824/18

11 Apr 2019

CONSTRUCTION SUPERVISION SERVICES FOR THE “DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION FOR THE INTERCONNECTION BETWEEN TAP AND ΝNGTS PIPELINES AT THE AREA OF NEA MESSIMVRIA – THESSALONIKI”

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Project's Procurement Department until 22.04.2019 at 12:00, at the following address: procurement@desfa.gr

Open Tender DESFA No 712/17

21 Jan 2019

Property Damage and Business Interruption Insurance (All Risks excluding Terrorism)

Documents in Public Consultation - Τεύχος σε Δημόσια Διαβούλευση - Related questions – comments can be submitted to DESFA’s Administrative Procurement Department until 21.02.2019 at 12:00, at the following address:procurement@desfa.gr

2nd Interim Measures Report for the implementation of the Commission Regulation (EU) No 312/2014 of 26 March 2014 establishing a network code on gas balancing of transmission networks

17 Dec 2018

Draft for Public Consultation

Documents in Public Consultation - The Hellenic Gas Transmission System Operator S.A. (DESFA) launches a public consultation regarding the draft 2nd Interim Measures Report for the implementation of the Commission Regulation (EU) No 312/2014 of 26 March 2014 establishing a network code on gas balancing of transmission networks (the Regulation). The Report has been prepared in accordance with the provisions of articles [45] and [46] of the Regulation and includes: • A review of the implementation status of the interim measures approved through the 1st Interim Measures Report (decision of the Regulatory Authority for Energy no 274/2015, Government Gazette Β’ 1916/08.09.2015). • An analysis of the liquidity conditions in the Greek natural gas market today. • Actions currently undertaken by DESFA in the framework of its competences in order to achieve full implementation of the relevant provisions of the Regulation, in particular regarding establishment of a natural gas Trading Platform. • DESFA’s proposal regarding the interim measures to be further implemented and the estimated time period for the measures to remain in force. The public consultation is carried out in view of the submission of the Report by DESFA to the Regulatory Authority for Energy for approval, in accordance with the provisions of article [46] of the Regulation. Interested parties are invited to submit to DESFA their views/comments, either through an e-mail in the address g.avlonitis@desfa.gr or in writing, by COB Friday, January 18, 2019. [NOTE: For the time being, only a Greek version of the report is available. An unofficial English translation of the report will be available shortly]

Open Tender DESFA No 807/18

10 Dec 2018

REVIEW OF DETAILED ENGINEERING AND CONSTRUCTION SUPERVISION SERVICES for the “DETAILED ENGINEERING, PROCUREMENT AND CONSTRUCTION OF A LNG TRUCK LOADING STATION AT REVITHOUSSA TERMINAL”

Documents in Public Consultation - Public Consultation - Related questions – comments can be submitted to DESFA Project's Procurement Department until 20.12.2018 at 12:00, at the following address: procurement@desfa.gr

INTERNATIONAL TENDER PROCEDURE DESFA’S NO. 787/18/DDP

25 Jul 2018

INTELLIGENT PIG INSPECTION PROJECT OF NATIONAL NATURAL GAS TRANSMISSION SYSTEM (NNGTS)

Documents in Public Consultation - until 04.08.2018 Related questions - comments can be submitted to DESFA Procurement Department until 04.08.2018 at 12:00, at the following address: procurement@desfa.gr

INTERNATIONAL TENDER PROCEDURE DESFA’S NO. 809/18/DDP

16 Jul 2018

SUPPLY OF NATURAL GAS QUANTITY REQUIRED FOR THE OPERATIONAL GAS OFFSETTING IN THE HELLENIC NATURAL GAS TRANSMISSION SYSTEM DURING THE YEARS 2019 AND 2020

Documents in Public Consultation - Related questions - comments can be submitted to DESFA Procurement Department until 26.07.2018 at 12:00, at the following address: procurement@desfa.gr

INTERNATIONAL TENDER PROCEDURE DESFA’S NO. 810/18/DDP

16 Jul 2018

Supply of LNG Quantity for performing Balancing Actions of the Hellenic Natural Gas Transmission System during the Years 2019 and 2020

Documents in Public Consultation - Related questions - comments can be submitted to DESFA Procurement Department until 26.07.2018 at 12:00, at the following address: procurement@desfa.gr

ΣΥΝΤΗΡΗΣΗ ΤΟΥ ΕΘΝΙΚΟΥ ΣΥΣΤΗΜΑΤΟΣ ΜΕΤΑΦΟΡΑΣ ΦΥΣΙΚΟΥ ΑΕΡΙΟΥ ΚΑΙ ΤΩΝ ΕΓΚΑΤΑΣΤΑΣΕΩΝ ΤΟΥ

03 Jul 2018

Open Tender DESFA No 776/18

Documents in Public Consultation - Public Consultation until 13.07.2018 - Related questions – comments can be submitted to DESFA Project's Procurement Department until 13.07.2018 at 12:00, at the following address: procurement@desfa.gr

Supply of Natural Gas Quantity for the Balancing of the Hellenic Natural Gas Transmission System for the period 26.03.2018 07:00 – 11.06.2018 07:00

20 Dec 2017

OPEN INTERNATIONAL TENDER PROCEDURE DESFA’S NO. 764/17/DDP

Documents in Public Consultation -

Public Consultation until 29.12.2017 Related questions – comments can be submitted to DESFA Procurement Department until 29.12.2017 at 12:00, at the following address: procurement@desfa.gr

Completed Consultations

Realization of the Electronic Information System (EIS) of the Greek National Natural Gas System (NNGS)

11 Jun 2014

Open International Tender Procedure: No. 368/13/DDP

Documents in Public Consultation -

up to 30.06.2014. Relative questions – observations can be submitted on DESFAS’ S.A. Department of Procurement, until 30.06.2014 at 12:00a.m., in the following e-mail address: procurement@desfa.gr

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