FORM 6-K

                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                            Report of Foreign Issuer


                      Pursuant to Rule 13a-16 or 15d-16 of
                       the Securities Exchange Act of 1934


                                 April 22, 2005


                            BRITISH ENERGY GROUP PLC
                               (Registrant's name)


                               3 Redwood Crescent
                                    Peel Park
                              East Kilbride G74 5PR
                                    Scotland
                    (Address of principal executive offices)

 
Indicate by check mark whether the registrant files or will file annual 
reports under cover Form 20-F or Form 40-F.

                          Form 20-F..X.. Form 40-F.....

Indicate by check mark whether the registrant by furnishing the information 
contained in this Form is also thereby furnishing the information to the 
Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

                               Yes ..... No ..X..

If "Yes" is marked, indicate below the file number assigned to the registrant 
in connection with Rule 12g3-2(b): 



                                 Exhibit Index

The following document (bearing the exhibit number listed below) is furnished
herewith and is made a part of this Report pursuant to the General Instructions
for Form 6-K:

Exhibit       Description

No. 1         RNS Announcement, re: Notice of Trading Update dated 22 April 2005





22 April 2005


                            British Energy Group plc

                              Post Year End Update

The Company intends to issue a post year end update at 7.00am Monday 25 April
2005 to include an update of output for the financial year ended 31 March 2005
and the fixed contract book for the financial year ended 31 March 2006. The
statement is being made in line with best practice given the extended time
between British Energy's financial year ended 31 March 2005 and the expected
preliminary results announcement in July 2005. This extended period is to
accommodate work in respect of the transition to IFRS and the fair value
accounting associated with the financial restructuring.

Contact:

Andrew Dowler                    020 7831 3113        (Media Enquiries)
John Searles                     01506 408 715        (Investor Relations)





                                   SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the 
registrant has duly caused this report to be signed on its behalf by the 
undersigned, thereunto duly authorized.


Date: April 22, 2005                       BRITISH ENERGY GROUP PLC

                                           By:____John Searles____

                                           Name:  John Searles
                                           Title: Director - Investor Relations