RNS Number:3257S
Premier Oil PLC
20 November 2003


                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     PREMIER OIL PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     LANSDOWNE PARTNERS LIMITED PARTNERSHIP

3)   Please state whether notification indicates that it is in respect of 
     holding of the Shareholder named in 2 above or in respect of a 
     non-beneficial interest or in the case of an individual holder if it is a
     holding of that person's spouse or children under the age of 18

      2 ABOVE

4)   Name of the registered holder(s) and, if more than one holder, the 
     number of shares held by each of them.

      LANSDOWNE PARTNERS LIMITED PARTNERSHIP

5)   Number of shares/amount of stock acquired.

      N/A

6)   Percentage of issued Class
      N/A

7)   Number of shares/amount of stock disposed
      UNDISCLOSED

8)   Percentage of issued Class
      UNDISCLOSED

9)   Class of security

      ORDINARY

10)  Date of transaction

      UNDISCLOSED

11)  Date company informed

       20.11.03

12)  Total holding following this notification

       3,898,029
               
13)  Total percentage holding of issued class following this notification

       4.79%

14)  Any additional information

      SEE BELOW

15)  Name of contact and telephone number for queries

      LISA PARSONS
      020 7730 1111

16)  Name and signature of authorised company official responsible for 
     making this notification    MR S C HUDDLE 

     Date of Notification ...20 NOVEMBER 203....


Letter to Premier Oil Plc

I am writing to advise you that as a result of a further sale of shares,
Lansdowne Partners Limited Partnership, on behalf of client funds that it
manages, controls 3,898,029 shares of Premier Oil Plc (sedol number 3356001).
This represents 4.95% of the shares in issue.


Letter from   Lansdowne Partners Limited



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