POTENTIAL AWARDS SECOND PART BY BLOCK

Block(s)* PartnersObligations*

Firm

9/27 & 16/2c Statoil Centrica Obtain 3D D/D Traditional12/16a Premier Reprocess 3D D/D Traditional13/26b Maersk Nexen D/D Traditional

15/20f & 15/25c Maersk Traditional

15/23c & 15/24a Endeavour Reprocess 3D D/D Traditional

16/11b & 16/16 Maersk Centrica Traditional

18/10 (Part) Encounter North Sea Energy Reprocess 2D D/D Promote19/2 & 19/3 Encounter North Sea Energy Reprocess 3D D/D Promote

19/10b Nexen D/D Traditional

Sterling Traditional

Centrica GdF Suez, Atlantic Shoot 3D Obtain 3D 1 Contingent Well Traditional

Parkmead Obtain 3D Obtain 2D D/D Traditional

42/21 & 42/22 (Split) Centrica Atlantic Shoot 2D D/D Traditional

RWE Dea Reprocess 2D D/D Traditional

BP 1 Contingent Well Traditional

E.ON Dana Reprocess 3D D/D Traditional

APEC D/D Promote

43/10 Parkmead Bridge Energy Reprocess 3D D/D Traditional

43/12 Centrica Atlantic 1 Contingent Well Traditional

43/20f Holywell D/D Promote

43/25 (Split) Centrica Holywell, Trap 1 Contingent Well Traditional

43/25 (Split) & 44/21c RWE Dea Bayerngas 1 Firm Well Traditional

43/26b (Split) BP Reprocess 3D D/D Traditional

Centrica Atlantic, Holywell Reprocess 3D D/D Traditional

44/13 GdF Suez Centrica, Bayerngas 1 Contingent Well Traditional

44/16b GdF Suez Centrica, Bayerngas Obtain 3D D/D Traditional

44/16c GdF Suez Centrica, Bayerngas Obtain 3D D/D Traditional

44/18e Perenco Iona Obtain 3D D/D Traditional

44/19a 1 Firm Well Traditional

44/23g Reprocess 3D D/D Traditional

47/3j Centrica Shoot 3D D/D Traditional

27th ROUND

Licence Administrator*

Licence Type Applied forContingent; Drill

or Drop (D/D)

1 Firm Well Reprocess 3D

1 Firm Well Obtain & Reprocess 3D Reprocess 2D

Shoot 3D Reprocess 3D

36/30, 42/2 (Split), 42/3 (Split), 42/4 & 42/5

1 Firm Well Obtain & Reprocess 2D

42/2 (Split), 42/3 (Split), 42/7, 42/8b & 42/9b

42/20 (Part), 42/25b, 43/16 & 43/21c (Part)

Bridge Energy, Ithaca

42/22 (Split) & 42/23 (Split)

42/23 (Split), 42/24b, 42/25d, 42/29b (Split) & 42/30b (Split)

Shoot 3D Reprocess 3D

42/28e & 42/29b (Split)42/30b (Split) & 43/26b (Split)

Obtain & Reprocess 3DShoot 3D Reprocess 3D

43/29 (Part), 43/30b (Part), 48/4b (Part) & 48/5 (Part)

Obtain & Reprocess 3D

Wintershall Noordzee

EWE Energie, GdF Suez, Gazprom

Wintershall Noordzee

Gas-Union GMBH, XTO, Gazprom

47/3k E.ON 1 Firm Well Traditional47/8e Centrica Shoot 3D D/D Traditional

47/22, 47/23 & 47/24 D/D Promote

48/5 (Part) Centrica Reprocess 3D D/D Traditional48/10c E.ON Dana Reprocess 3D D/D Traditional

48/18c OK Energy D/D Traditional

D/D Promote

48/24 (Split) & 48/25c RWE Dea Fairfield, Bayerngas Reprocess 3D D/D Traditional

49/4b Centrica Reprocess 3D D/D Traditional49/8b Carrizo Reprocess 3D D/D Traditional49/21d Bridge Energy To be confirmed Traditional

53/3a, 53/8 JETEX D/D Promote

97/13 To be confirmed Traditional

98/12b D/D Traditional

110/4b Nebula D/D Promote

110/5 D/D Traditional

110/9c & 110/10 Nebula D/D Promote

Shoot 2D Obtain 2D D/D Traditional

113/22 Serica D/D Traditional

113/27d Burgate Reprocess 3D D/D Promote

BP Shoot 3D 1 Contingent Well Traditional

* Block(s) and Licence Administrator: subject to clarification *Promote licences do not have an Operator as defined, hence the use of the term Licence Administrator

*Obligations: Only the main Obligations are stated

(Split): Blocks split as a way of dealing with the differing prospectivity focus of competing Applications(Part): Part Blocks are those where a Company has only requested a portion of the available Block

Humberside Oil & Gas

Obtain & Reprocess 2D

Obtain & Reprocess 3D

48/23c (Part) & 48/24 (Split)

Independent Oil & Gas

Obtain & Reprocess 3D

Obtain & Reprocess 3D

Nautical (now Cairn)

Infrastrata, Corfe Energy

Obtain & Reprocess 2D

Nautical (now Cairn)

Infrastrata, Corfe Energy

Obtain & Reprocess 2D

Hydrocarbon Resources

Obtain & Reprocess 2D

111/1, 111/2, 111/7, 125/30 & 126/26

Nautical (now Cairn)

Brigantes Energy, Infrastrata, Terrain Energy

MPX, Hydrocarbon Resources, Agora,

Shoot 2D Reprocess 3D

206/9b, 206/10b, 206/13b & 206/14

Chevron, ConocoPhillips, Enterprise, Britoil