Results of the First Phase of the OS 11th IG meeting Madrid 27th October 2009

Planning of the OS: First Phase Incidents found in the process Summary Planning of the OS: First Phase Incidents found in the process 2

1 – Planning of the OS July – October 2009: Middle-July: Publication of the final versions of the documents: Information Memorandum and allocation Rules Letter of commitment and requesting forms Non disclosure Agreement (NDA) between TSO and Shippers Contract Booking between each TSO and Shippers End-July: Information meeting with the Shippers. Before 31 July: Signature of the NDA between each TSO and Shippers. 30 September: Deadline for sending the request form and Letter of Commitment for the First Phase of the 2013 Capacities. 30 October: Publication of the results of the First Phase of the OS. 3

1 – Planning of the OS: First Phase November 2009 Before November 30th: Signature of a capacity booking contract or transmission contract between each TSO and interested subscribers (2013 capacities). January 2010 Approval of GRTgaz and TIGF global investment programs by their respective Boards of Directors (2013 capacities). Approval of GRTgaz and TIGF global investment programs by CRE (2013 capacities). 4

CONFIDENTIAL 2 – Incidents founded in the process Nº Incident OS Status 1 2013 2015 SOLVED 2 ADMITTED 3 4 5 6 7 CONFIDENTIAL 5