Directors' Notification of Dealing in Shares(s)

Tullow Oil PLC 8 September 2000 Schedule 11 - Notification of interests of Directors and Connected Persons 1 Name of company: Tullow Oil plc 2 Name of director: Eskander Maleki 3 Please state whether notification indicates that it is in respect of holding of the director named in 2 above or holding of that person's spouse or children under the age of 18 or in respect of a non- beneficial interest: Director Above 4 Name of registered holder(s) and, if more than one holder, the number of shares held by each of them (if notified): Director Above 5 Please state whether notification relates to a person(s) connected with the director named in 2 above and identify the connected person(s): N/A 6 Please state the nature of the transaction. For PEP transactions please indicate whether general/single co PEP and if discretionary/non discretionary: Purchase of Shares 7 Number of shares/amount of stock acquired: N/A 8 Percentage of issued class: N/A 9 Number of shares/amount of stock disposed: 4,000,000 10 Percentage of issued class: 1.14% 11 Class of security: Euro 0.13 Ordinary Shares 12 Price per share: Stg 62 pence 13 Date of transaction: 7th September 2000 14 Date company informed: 7th September 2000 15 Total holding following this notification: 16,647,541 16 Total percentage holding of issued class following this notification: 4.73% If a director has been granted options by the company, please complete the following fields: 17 Date of grant: N/A 18 Period during which or date on which exercisable: N/A 19 Total amount paid (if any) for grant of the option: N/A 20 Description of shares or debentures involved: class, number: N/A 21 Exercise price (if fixed at time of grant) or indication that price is to be fixed at time of exercise: N/A 22 Total number of shares or debentures over which options held following this notification: N/A 23 Contact name for queries: Thomas Hickey 24 Contact telephone number: + 353 1 260 2611 25 Name of company official responsible for making notification: Thomas Hickey Additional Information:

Companies

Tullow Oil (TLW)
UK 100

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