While every effort is made to ensure that this information is correct and up-to-date, North Sea Transition Authority does not accept any responsibility for the accuracy of the information on this website, and does not accept any liability for any direct, indirect or consequential loss or damage of any nature, however caused, which may be sustained as a result of reliance upon such information.
This information is broken down by Licence and acreage.
It does not show Field or Unit interests.
| Equity Holder | Block / Subarea | Interest | Operator | Licence |
| ARCO BRITISH LIMITED, LLC | 16/23a ARUNDEL | 80% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23a SOUTH | 80% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23c SOUTH | 80% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/26a C-10K | 15.5% | ITHACA OIL AND GAS LIMITED | P213 |
| 22/28a MADOES | 62.74% | BP EXPLORATION OPERATING COMPANY LIMITED | P110 |
| |
| BP EXPLORATION OPERATING COMPANY LIMITED | 9/8a BRUCE | 1% | SERICA ENERGY (UK) LIMITED | P209 |
| 9/8a REST | 1% | SERICA ENERGY (UK) LIMITED | P209 |
| 9/9a REST | 1% | SERICA ENERGY (UK) LIMITED | P90 |
| 9/9b BRUCE | 1% | SERICA ENERGY (UK) LIMITED | P276 |
| 9/9b REST | 1% | SERICA ENERGY (UK) LIMITED | P276 |
| 9/9c | 1% | SERICA ENERGY (UK) LIMITED | P276 |
| 16/23c E | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P103 |
| 16/24a | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P1777 |
| 16/27a ANDREW | 73.52% | BP EXPLORATION OPERATING COMPANY LIMITED | P225 |
| 16/28a CYRUS | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 16/28a REST | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 16/28b ANDR | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 16/28b REST | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 22/15a | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/18c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/19c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/20a MUNGO | 87.354915% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 22/20c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/20d MONAN | 87.354915% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 22/23b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P233 |
| 22/24a | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 22/24b | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P358 |
| 22/24c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P358 |
| 22/24h | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P2452 |
| 22/24i | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/25b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P598 |
| 22/25d MIRR | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P111 |
| 22/28a MADOES | 37.26% | BP EXPLORATION OPERATING COMPANY LIMITED | P110 |
| 22/28d | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P886 |
| 22/29c REST | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P1622 |
| 22/29c SEAGULL | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P1622 |
| 23/16a | 87.354915% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 23/26a AREAA | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P57 |
| 30/1c LOWER | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P363 |
| 30/1c UPPER | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P363 |
| 204/20a LOYAL | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P556 |
| 204/20a REST | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P556 |
| 204/25b RETAINED | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P803 |
| 205/16a | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P803 |
| 205/21b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P803 |
| 206/7a | 8.3333% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 206/8a | 37% | BP EXPLORATION OPERATING COMPANY LIMITED | P165 |
| 206/11a | 8.3333% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 211/7a | 0% | ENQUEST HEATHER LIMITED | P193 |
| 211/12a | 0% | ENQUEST HEATHER LIMITED | P193 |
| |
| BRITOIL LIMITED | 16/23a ARUNDEL | 20% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23a SOUTH | 20% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23c SOUTH | 20% | ARCO BRITISH LIMITED, LLC | P103 |
| 23/26b AREAC | 0% | ITHACA ENERGY (UK) LIMITED | P264 |
| 23/26d AREAC | 40% | ITHACA ENERGY (UK) LIMITED | P264 |
| 204/19a FOIN | 100% | BRITOIL LIMITED | P556 |
| 204/19a REST | 50% | BRITOIL LIMITED | P556 |
| 204/20a FOIN | 100% | BRITOIL LIMITED | P556 |
| 204/24a FOIN | 100% | BRITOIL LIMITED | P558 |
| 204/24a SUB | 100% | BRITOIL LIMITED | P558 |
| 204/25b REST | 100% | BRITOIL LIMITED | P803 |
| 204/25b REST FOINAVEN | 100% | BRITOIL LIMITED | P803 |
| 204/25b SUB | 100% | BRITOIL LIMITED | P803 |
| 206/7a | 47.9137% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 206/8a | 13.0609% | BP EXPLORATION OPERATING COMPANY LIMITED | P165 |
| 206/9a | 45.827795808% | CHRYSAOR PRODUCTION (U.K.) LIMITED | P170 |
| 206/11a | 47.9137% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 211/14a DON | 100% | SHELL U.K. LIMITED | P296 |
| 211/18a DEVER | 81.71875% | ENQUEST HEATHER LIMITED | P236 |
| 211/18a THIST | 81.71875% | ENQUEST HEATHER LIMITED | P236 |
| 211/19s THIST | 81.71875% | ENQUEST HEATHER LIMITED | P475 |