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Frontier exploration position built in Morocco
Acquisition of Nautical Petroleum
Nautical was an independent oil and gas exploration and production company. It had development assets in the United Kingdom North Sea (including interests in the Catcher, Kraken and Mariner fields) and exploration assets in the United Kingdom, Ireland and France.
Acquisition of Agora Oil & Gas AS
Agora was a private Norwegian company with non-operated, exploration, appraisal and developmental assets in the UK and Norwegian North Sea.
Farm out of 30.625% interest in the Pitu block in Greenland to Statoil ASA
Production from the Bhagyam field in Rajasthan commences
The commissioning of Bhagyam is a key milestone towards achieving the target production rate of 175,000 bopd.
Proposed $3.5 billion return of cash to shareholders announced
Shareholders to receive £1.60/share dividend for each Ordinary Share.

Cairn awarded five offshore blocks in the Gulf of Valencia area
Cairn has a 100% interest in these blocks.
Simon Thomson becomes Chief Executive
Simon Thomson becomes Chief Executive.
Gas discoveries in the Mannar Basin, offshore Sri Lanka
Cairn Lanka, a wholly owned subsidiary of Cairn India Limited, finds gas in the first wells to be drilled in Sri Lanka in 30 years.
Part sale of shareholding in Cairn India to Vedanta Resources plc completed
Cairn retains an approximate 22 per cent shareholding in Cairn India.

Production via the pipeline from the Mangala field in Rajasthan starts
The Cairn constructed ~600km heated pipeline carries crude from the Mangala Processing Terminal in Rajasthan to Salaya. The Gujarat pipeline is the longest of its type in the world today. Production from the Mangala field is now 140,000 bopd.
Proposed part sale of Cairn India to Vedanta Resources plc
Cairn announces the proposed part sale of up to 51% of its shareholding in Cairn India to Vedanta.
Start of multi-well and multi-year exploration programme offshore Greenland
Cairn's interests in Bangladesh acquired by Santos
Santos acquires all of Cairn's assets in Bangladesh, including its interest in the Sangu gas field and Block 16 exploration acreage.
Cairn awarded three blocks called Ingoraq, Napariaq and Pitu in the Baffin Bay bid round in Greenland
Cairn joins Shell, Statoil, GDF, Conoco-Phillips and Maersk who were other recipients of block awards.

Successful placing of 6,542,270 new Ordinary Shares (5%) at Placing Price of £17.75/share raises $161 million
Production from the Mangala field in Rajasthan commences
Oil production starts on 29 August, gradually ramping up to an approved plateau rate of 125,000. Oil production from Rajasthan fields accounts for over 20% of India's domestic oil production.
Cairn commences acquisition of 400 sq km 3D seismic survey in September 2009 in the 100% interest Cairn-operated block Joni-5 offshore Albania
Cairn commences acquisition of approximately 7,000 km of 2D seismic offshore south and east Greenland, 5,000 sq km of acoustic multibeam, gravity gradiometry data and two drill site surveys in the blocks Sigguk and Eqqua offshore west Greenland during the summer 2009 season
Ravva Development celebrates 15 years of operations
Cairn agrees farm out with Petronas International Corporation Ltd (PICL) for Greenland blocks: Sigguk, Eqqua, Kingittoq, Saqqamuit, Sallitt and Uummannarsuaq
Cairn has agreed to sell to PICL a 10% interest in its existing operated blocks offshore Greenland, subject to the required government and partner approvals.
10 for 1 subdivision of the share capital of Cairn approved

Cairn acquires an interest in six blocks offshore Greenland
Cairn is awarded an 87.5% operated interest in the Sigguk and Eqqua blocks in the Disko West licensing round and a 92% operated interest in the Kingittoq and Saqqamuit blocks offshore south Greenland. Cairn also acquires a 40% non-operated interest in the Lady Franklin and Attammik blocks offshore west Greenland from EnCana Corporation.
Signs exclusive licences for Sigguk and Eqqua blocks, offshore west Greenland, at 100% paying interest and starts seismic surveying of the blocks, fulfilling the first period licence seismic acquisition commitments within the first licence year
Acquisition of a further two blocks offshore south Greenland
27 Oct 2008. Cairn is awarded a 92% interest in the Cape Farewell 1 and 2 blocks (Sallit and Uummannarsuaq)
Completion of a 10,000km 2D seismic programme over the west and south blocks
These operations satisfy the work programme required across all of its Greenland acreage.
20 years of Cairn Energy PLC

Cairn India listed on BSE and NSE
IPO of Cairn India Ltd on the Bombay Stock Exchange raises $1.98billion. Cairn Energy PLC retains a 69% holding. At the time, this was the largest IPO in Indian corporate history.
$1billion returned to shareholders post IPO of Cairn India
Signs Production Sharing Contracts (PSCs) for two blocks under the Indian NELP VI exploration licensing round
9 Feb 2007
Acquisition of MedOil plc and Plectrum plc
The acquisition brings operatorship of three highly prospective blocks, the Joni-5 block offshore Albania, the Louza and Nabeul blocks offshore Tunisia and a number of less-mature assets.
Dyas BV acquires 10% interest in Capricorn
Farm out of 50% interest in Cairn's Bangladesh assets to Santos

Director General of Hydrocarbons (DGH) approves Field Development Plans for Mangala, Aishwariya, Raageshwari and Saraswati
Conducts successful hydraulic fracturing campaign in Block RJ-ON-90/1, India
Increases Block RJ-ON-90/1 estimate to >3.6bnbbls STOIIP, and gross 2P+EOR 864mmbbls recoverable
Cairn Group signs $1bn syndicated revolving credit facility, primarily to fund the Rajasthan development
Signs Production Sharing Contracts (PSCs) for five blocks under the Indian NELP V exploration licensing round
Block RJ-ON-90/1 estimate >1.9mmbbls STOIIP and gross 2P+EOR 795mmbbls recoverable
Submits Field Development Plans for the Mangala, Aishwariya, Raageshwari and Saraswati fields
Gauri field in the Cambay Basin commences oil production
New Cairn India Head Office opens in Gurgaon on the outskirts of Delhi
Major discovery of the Mangala field followed by the Aishwariya and Bhagyam fields
Exploration drilling programme in Block RJ-ON-90/1 leads to the discovery of the Mangala, Aishwariya, Bhagyam, Shakti, Vijaya and Vandana oil fields. Mangala is the largest oil discovery in India for over 20 years.
Five rigs moved to Rajasthan for ongoing exploration and appraisal programme
Acquires 2,306km of 2D seismic and 468sq km 3D seismic on Block RJ-ON-90/1
Gauri field in the Cambay Basin commences gas production
Successful placing of 7,512,850 new ordinary shares (5%) of £13.70/share raises ~£102.9 million before expenses
Cairn signs Production Sharing Contracts (PSCs) for 100% interest in five exploration blocks in Nepal

Raageshwari discovery
Exploration drilling programme on block RJ-ON-90/1, India leads to discovery of the Raageshwari oil and gas field.
Offshore exploration drilling programme on Blocks KG-OS/6 and CB-OS/2
Cairn disposes of its interests in the Dutch sector of the North Sea through the sale of its subsidiary Holland Sea Search B.V. to Dyas B.V.
Cairn acquires Shell's 37.5% stake in the Sangu gas field and assumes operatorship. A 45% operated interest in Exploration Blocks 5 and 10 in Bangladesh also acquired
Sept 2003.

First gas from Lakshmi
Completes development of the offshore Lakshmi gas field, 29 months after discovery; production started in November at 90mmscfd.
Oil tested at Lakshmi, India at 10,500 bopd
Cairn acquires Shell's remaining 50% working interest in the Rajasthan block RJ-ON-90/1 and assumes operatorship
Gauri and Ambe oil and gas discoveries in the CB/OS-2 block, Cambay Basin
These are the second and third discoveries in the block.
Seven well deepwater drilling campaign in KG-DWN-98/2 and KG-OS/6 leads to discovery of hydrocarbons at DWN-N-1, Annapurna, Padmavati and Karnaka Durga
Cairn establishes the water depth record for drilling in India and confirms the hydrocarbon prospectivity of the Krishna-Godavari basin, home to the world's largest gas discovery in 2004.
Saraswati discovery
Cairn discovers the Saraswati field in the Rajasthan block RJ-ON-90/1.
Shell/Cairn drill South Sangu-1 gas discovery
Acquires 2,500+km 2D seismic survey in CB-OS/2, India
Acquires 277sq km OBC 3D seismic survey over Ravva field, India
Acquires 760sq km 3D seismic survey in KG-OS/6, India
Acquires 1,500sq km 3D seismic survey in KG-DWN-98/2, India
Acquires 1,000km 2D seismic survey in RJ-ON-90/1 and commenced acquisition of 450sq km 3D seismic survey over Guda oil discovery trend, Rajasthan
Concludes 450sq km 3D seismic survey over Guda oil discovery trend
Discovery of Lakshmi oil and gas field in the CB-OS/2 block, Cambay Basin
This is the first discovery in the block.
Seven well deepwater drilling campaign in KG-DWN-98/2 and KG-OS/6 leads to discovery of hydrocarbons at DWN-N-1, Annapurna, Padmavati and Karnaka Durga
Cairn establishes the water depth record for drilling in India and confirms the hydrocarbon prospectivity of the Krishna-Godavari basin, home to the world's largest gas discovery in 2004.
Ravva field, India production increases from 35,000 bopd to new approved plateau rate of 50,000 bopd
Acquires 1,500 km 2D seismic survey in KG-OS/6
Transfers operatorship of Bangladesh interests to Shell
Cairn/Shell alliance is awarded Block 10, Bangladesh 2nd licensing round
Takes over operatorship of Rajasthan block from Shell increasing interest to 50%
Continues to increase focus on the Indian subcontinent by selling non-core interests in China and Thailand and by a moratorium on non-Indian new ventures
First Rajasthan discovery
Cairn and Shell discover Guda.
First gas from Sangu
First gas produced from the fast-track Sangu field development, 19 months from the initial discovery.
Exploration well in Ravva tests 45 mmscfd from two zones
Completes a three-well exploration drilling programme
Signs PSCs for KG-OS/6 and CB-OS/2, offshore India
Cairn/Shell joint venture is awarded Block 5 Bangladesh second licensing round
Farms in for 27.5% interest to Shell operated exploration Block RJ-ON-90/1 in Rajasthan
Bangladesh transaction with Shell
In July, Cairn and Shell sign an operational alliance over the whole of Bangladesh and parts of India – including the Rajasthan block interest.
Discovers Sangu gas field in the Bay of Bengal
Cairn discovers gas in the Sangu-1 well, Block 16 – the first gas field offshore Bangladesh.
Acquires Command Petroleum Limited
Acquires Command Petroleum Limited. Command's interests are in India, Yemen, PNG, Australia and Russia.
Assumes operatorship and development responsibility for the Ravva oil and gas field, offshore India (22.5% interest). Production increases from 3,000bopd to 35,000bopd.
Petroleum contracts signed for Blocks 15/26 and 15/35, Pearl River Mouth Basin, offshore China
Sells interest in Forties field
First production from the Wichian Buri oil field
Acquires 2,500km 2D seismic data Block 16 offshore Bangladesh
Signs a Production Sharing Contract (PSC) for Block 15, onshore Bangladesh
Acquires 10% interest in the Gryphon oil field, UK North Sea
Signs a Petroleum Contract for offshore Block 23/10, as operator
Acquires HSSH – an Amsterdam listed company
Cairn acquires a 45% interest in Holland Sea Search N.V (later increased to 100%). HSSH interests are in the Netherlands, Bangladesh, PNG, Australia and Russia via the SOCOPerm Joint Venture. The CEO of HSSH, Dr Mike Watts, joins Cairn.
Assumes operatorship of Block SW1, onshore Thailand, containing the Wichian Buri and Si Thep oil discoveries and the Bo Rang gas discovery
Production Sharing Contract (PSC) signed for Block 16 offshore Bangladesh
Ravva field development commenced leading to significant oil production
Joint Venture with Holland Sea Search (HSSH)
HSSH interests are in the Netherlands, Bangladesh, PNG, Australia and Russia via the SOCOPerm Joint Venture. HSSH works with its major shareholder Command Petroleum to review and help secure an early entry position in India, including the Ravva oil field and exploration acreage, as well as Yemen.
Acquires Teredo Petroleum PLC
Sells interest in the Ngatoro oil field
Puts Ngatoro discoveries on long-term test
Drills two successful development wells on its operated Palmer's Wood Oil field, onshore UK
Oil discovery at Ngatoro on licence PPL38706, offshore New Zealand (non-operated)
Acquires a 44.5% interest and operatorship of licence PPL38419, offshore New Zealand
Assumes 50% interest and operatorship of Block 22, offshore Vietnam
Operates the drilling of a well, onshore Spain – Cairn's first operated well outside the UK
First production from the Cairn-operated Palmer's Wood oil field in Surrey
Discovery on UK North Sea Block 44/17
Acquires a 0.5% holding in the Forties Field in the North Sea
Acquires a 5% carried interest in each of Blocks 17 and 21, offshore Vietnam
Awarded 5 licences in the 11th Round, UK North Sea
Cairn Energy PLC listed on London Stock Exchange
Cairn acquires all Conoco's onshore UK interests and gains listing on the London Stock Exchange, with a market capitalisation of £25 million.