1. 2006 December 11th ERGEG South GRI – 2 nd IG Assessment of the capacity at the GRTgaz / TIGF interface South Gas Regional Initiative – 2 nd Implementation Group meeting

2. ERGEG South GRI – 2 nd IG 2006 December 11th- 2 - GRTgaz / TIGF interface : Physical (1/2) Map of the area with the pipeline system of GRTgaz and TIGF:

3. ERGEG South GRI – 2 nd IG 2006 December 11th- 3 - GRTgaz / TIGF interface : Physical (2/2) Capacity physically available at both points (current plans): GWh/dTIGF->GRTgaz (Castillon)GRTgaz->TIGF (Castillon) Exit TIGFEntry GRTgazExit GRTgazEntry TIGF 2007S: 100 W: 50 S: 20 W: 30 S: 110 W: 90 S: 110 W: 90 2008S: 180 W:180 S: 180 W:180 S: 180 W:150 S: 180 W:150 2009S: 180 W:180 S: 180 W:180 S: 180 W:150 S: 180 W:150 2010S: 180 W:180 S: 180 W:180 S: 180 W:150 S: 180 W:150 2011S: 180 W:180 S: 180 W:180 S: 180 W:150 S: 180 W:150 GWh/dTIGF->GRTgaz (Cruzy)GRTgaz->TIGF (Cruzy) Exit TIGFEntry GRTgazExit GRTgazEntry TIGF 2007S: 100 W:20 S: 20 W:20 S: 180 W:170 S: 180 W:170 2008S: 30 W: 30 S: 30 W: 30 S: 190 W:180 S: 190 W:180 2009S: 30 W: 30 S: 30 W: 30 S: 190 W:180 S: 190 W:180 2010S: 30 W: 30 S: 30 W: 30 S: 190 W:180 S: 190 W:180 2011S: 30 W: 30 S: 30 W: 30 S: 190 W:180 S: 190 W:180 Note: S = Summer capacity W= Winter capacity

4. ERGEG South GRI – 2 nd IG 2006 December 11th- 4 - GRTgaz / TIGF interface : Contractual (1/2) Two contractual links are offered to shippers: Hérault: between “GRTgaz Sud” and TIGF Dordogne: between “GRTgaz Ouest” and TIGF Additionally, GRTgaz purchases capacity from TIGF for the internal needs of the “GRTgaz Sud” zone (invisible to shippers) TIGF PEG Sud PEG Ouest Montoir Biriatou Capacity bought by GRTgaz on TIGF’s network Entry capacity offered to shippers by the TSOs Exit capacity offered to shippers by the TSOs Contractual entry-exit point Contractual LNG entry point Larrau Hérault Dordogne Fos Dordogne Montoir

5. ERGEG South GRI – 2 nd IG 2006 December 11th- 5 - GRTgaz / TIGF interface : Contractual (2/2) Annual capacity (at year end) is as follows: (Total / Booked / Available for Firm and Interruptible) GWh/dTIGF->GRTgaz (Hérault)GRTgaz->TIGF (Hérault) Exit TIGFEntry PEG Sud Exit PEG SudEntry TIGF 2007 F: 10 / 7 / 3 I: 20 / 0 / 20 F: 50 / 50 / 0 I: 175 / 150 / 25 2008 F: 20 / 5 / 15 I: 30 / 0 / 30 F: 285 / 215 / 70 I: 0 / 0 / 0 2009 F: 20 / 5 / 15 I: 30 / 0 / 30 F: 285 / 215 / 70 I: 0 / 0 / 0 2010 F: 20 / 5 / 15 I: 30 / 0 / 30 F: 285 / 215 / 70 I: 0 / 0 / 0 2011 F: 20 / 5 / 15 I: 30 / 0 / 30 F: 285 / 215 / 70 I: 0 / 0 / 0 GWh/dTIGF->GRTgaz (Dordogne)GRTgaz->TIGF (Dordogne) Exit TIGFEntry PEG Ouest Exit PEG Ouest Entry TIGF 2007 F: 0 / 0 / 0 I: 40 / 5 / 35 F: 43 / 34 / 9 I: 13 / 11 / 2 2008 F: 0 / 0 / 0 I: 40 / 5 / 35 F: 43 / 34 / 9 I: 13 / 0 / 13 2009 Not relevant 2010 Not relevant 2011 Not relevant Note: from 2009 PEG Ouest will cease to exist as the balancing zones in the North of France will be merged.

6. ERGEG South GRI – 2 nd IG 2006 December 11th- 6 - Utilisation rate in 2005/06 Utilisation rate data are for the period 01/01/2005 to 30/11/2006 Hérault (GRTgaz data) (Negative value means entry onto GRTgaz Network) Commercial (GWh/d)From 50 (F) + 175 (I) to - 10 (F) - 20 (I) Average daily flow (GWh/d)99.2 Maximum daily flow (GWh/d)225.4 Minimum daily flow (GWh/d)- 3.0 Average utilisation rate (GRTgaz -> TIGF) (%)198.3% of annual firm capacity[1], 44.1% of F+I[1] [1] Additional capacity is sold as monthly firm capacity in the summer. Dordogne (GRTgaz data) (Negative value means entry onto GRTgaz Network) Commercial (GWh/d)From 43 (F) + 13 (I) to - 40 (I) Average daily flow (GWh/d)42.0 Maximum daily flow (GWh/d)59.4 Minimum daily flow (GWh/d)- 0.5 Average utilisation rate (GRTgaz -> TIGF) (%)97.7% of annual firm capacity, 74.4% of F+I

7. ERGEG South GRI – 2 nd IG 2006 December 11th- 7 - Capacity published on GRTgaz’ website (1/2) Exit capacity in 2007

8. ERGEG South GRI – 2 nd IG 2006 December 11th- 8 - Capacity published on GRTgaz’ website (2/2) Entry capacity in 2007