Annual Information Update

National Grid PLC
21 June 2007

21 June 2007



National Grid plc ('National Grid' or 'NGplc')
And
National Grid Gas plc (NGG)
National Grid Gas Holdings plc (NGGH)
National Grid Electricity Transmission plc (NGET)



-Annual Information Update



This Annual Information Update is issued on the issue of the National Grid
Report and Accounts 2007 and contains information in respect of National Grid
and the group entities headlined above as specified in this document.



It is required by and being made pursuant to Article 10 of the Prospectus
Directive as implemented in the United Kingdom and not for any other purpose and
neither the Company, nor any other person, takes responsibility for, or makes
any representation, express or implied, as to the accuracy or completeness of,
the information which it contains. This information is not necessarily up to
date at the date of this annual information update and the issuing Companies do
not undertake any obligation to update any such information in the future.
Furthermore such information may have been prepared in accordance with the laws
or regulations of a particular jurisdiction and may not comply with or meet the
relevant standards of disclosure in any other jurisdiction. This annual
information update does not constitute an offer of any securities addressed to
any person and should not be relied upon by any person.





Section A:



Announcements to the London Stock Exchange by National Grid plc and/or by other
companies headlined, as indicated:



DATE             DETAILS


3.4.06 and       NGET- Medium Tem Note Programme

7.4.06

6.4.06           NGET GBP 50m 1.6747% RPI linked instruments due 2036-
                 Publication of Final Terms on the RNS website AND NGGH GBP 100m 
                 1.6747% RPI linked instruments due 2036- publication of Final 
                 Terms on the RNS website.

7.4.06           National Grid Gas plc- Medium Tem Note Programme

10.4.06          Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for National Grid Gas Holdings plc)

27.4.06          Directors interests- Lapse of certain Executive Options
                 (similar RNS for NGGH -on 28.4.06)

10.5.06          NGET GBP 50m 1.819% RPI-Linked Instruments due 2056 -
                 Publication of Final Terms on the RNS website

11.5.06          Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)

11.5.06          NGET Announcement - Medium Tem Note Programme

12.5.06          NGplc/ NGET Euro 12,000,000,000 Euro Medium Term Note
                 Programme published on the RNS website.

18.5.06          Results for the year ended 31 March 2006.
                 Also released in the names of NGET, NGGplc, NGGHplc and NGGFplc 
                 -as 'National Grid plc- annual results'

19.5.06          NGplc/ NGET Euro 12,000,000,000 Euro Medium Term Note Prospectus                              
                 published on the RNS website.

23.5.06          NGGH /NGGplc 10,000,000,000 Euro Medium Term Note Programme
                 published on the RNS website.

23.5.06          Director's share purchase (Sir John Parker)

25.5.06          NGET GBP 150m 1.823% RPI-Linked Instruments due 2056 - 
                 Publication of Final Terms on the RNS website

26.5.06          NGET- Issue of Debt

30.5.06          Directors interests- (Steve Lucas share disposal)
                 (similar RNS for NGGH)

1.6.06           NGplc/ NGET Euro 250,000,000 5.25 per cent instruments due 2011.                         
                 Final Terms published on the RNS website.

2.6.06           National Grid Euro Medium Term note Programme- Issue Of Debt.

6.6.06           ESOT Operation- purchase of more shares.

6.6.06           Barclays interest reduced to 3.86%.

9.6.06           Directors Interests - Share Incentive Plan -
                 monthly update (Similar-for National Grid Gas Holdings plc-
                 and lapse of Executive. Options /Director's disposal)

9.6.06           Morgan Stanley notify a 3.01% interest.

13.6.06          Morgan Stanley interest falls below 3%

16.6.06          Deferred Share Plan Awards- and ESOT

20.6.06          Publication of Annual Report and Accounts

21.6.06          National Grid plc / National Grid Electricity Transmission plc
                 Euro 12,000,000,000 Euro Medium Term Note Programme published on                            
                 RNS website.

22.6.06          Issue of Debt- Medium Term Note Programme

23.6.06          Annual Information Update

28.6.06          Shareholder Circular- Keyspan Acquisition and Notice of EGM
               
28.6.06          Issue of Debt- Medium Term Note Programme
                 (Separate RNS for NGGH)

28.6.06          Directors Interests - Performance Share Plan operation
                 (Similar RNS for NGGH)

20.6.06          US Debt Shelf Registration Statement

30.6.06          Fidelity notify an interest of 3.03%.

3.7.06           B share dividend

3.7.06           NGGH- Resignation of Director (Colin Buck))

4.7.06           Directors Technical Interests- ESOT Operation- purchase of
                 more shares (Similar RNS for NGGH plc)

10.7.06          Directors Interests - Share Incentive Plan - monthly update
                 (Similar RNS for NGGH)

12.7.06          NGET issue of  £50,000,000 1.797 per cent. RPI Linked
                 Instruments due 2056 under the NG/ NGET Euro 12,000,000,000 
                 Euro Medium Term Note Programme published on RNS website.

10.7.06          Update on National Grid Acquisition of Keyspan
                 And 12.7.06

13.7.06          Directors interests- Nick Winser Exercises Sharematch Award

13.7.06          Directors Technical Interests- ESOT Operation- disposal of
                 Trust shares (Similar RNS for NGGH)

14.7.06          NGET- Euro Medium Term Note Programme- debt issue

24.7.06          NG plc Final Terms published in relation to the NG issue of
                 £250m 5.5 per cent. Instruments due 24 July 2013 under the NG/
                 NGET Euro 12,000,000,000 Euro Medium Term Note Programme

24.7.06          NGGH. Appointment of Director- A Wiltshire; and M Fairbairn
                 exercises sharematch award.

24.7.06          SEC-Registered Securities

24.7.06          Euro Medium Term Note Programme.

26.7.06          RNS announcement and PDF of the Final Terms- National Grid plc's                           
                 issue of EUR 300,000,000 Floating Rate Instruments due 2008 
                 under the NG/NGET Euro 12Bn Euro Medium Term Note Programme - 
                 published on RNS website.

And              RNS announcement and PDF of the Final Terms- NGET issue of
                 GBP25,000,000 1.692 per cent. RPI Linked Instruments due 2056 
                 under the NG/NGET Euro 12,000,000,000 Euro Medium Term Note 
                 Programme (published on the RNS website.)

27.7.06          RNS announcement and PDF of the Final Terms- NGET's issue of
                 £25m 1.5842 per cent. RPI Linked Instruments due
                 2056 under the NG/ NGET 12,000,000,000 Euro Medium Term Note 
                 Programme published on RNS website.

27.7.06          National Grid plc Medium Tem Note Programme

27.7.06          NGET Medium Term Note Programme

28.7.06          NGGH Directors Interests on appointment- A Wiltshire

28.7.06          NGET Medium Tem Note Programme- two announcements

28.7.06          Legal&General Interest at 3.98%.

1.8.06           AGM and EGM Poll Results.

2.8.06           Directors Share Interests- Lapse of 2003 tranche of 
                 Performance Share Plan Awards (similar RNS for NGGH on 3.8.06)

7.8.06           Block Listing Six Monthly Return

9.8.06           Directors Interests - Share Incentive Plan - monthly update
                 including Directors B Share Repurchase (N Winser and R Urwin)
                 (Similar-for National Grid Gas Holdings plc)-

9.8.06           RNS announcement and PDF of the Final Terms. NG Gas plc's
                 issue of £100m 1.6298 per cent. RPI Linked Instruments
                 due 2048 under NGGH /N G Gas plc Euro 10bn Euro
                 Medium Term Note Programme published on RNS website.

10.8.06          NGGas- Euro Medium Term Note Programme
                 
11.8.06          RNS announcement and PDF of the Prospectus of the National
                 Grid plc / National Grid Electricity Transmission
                 plc Euro 12,000,000,000 Euro Medium Term Note Programme 
                 published on the RNS website

11.8.06          National Grid Gas GBP 100m 1.5522% Instruments due 2048 -
                 Publication of Final Terms on the RNS website

14.8.06          NG Gas- Medium Term Note Programme

14.8.06          Return of Cash - Repurchase of B Shares

18.8.06          Update on National Grid Acquisition of Keyspan

23.8.06          Directors Technical Interests - NG Group Employee Share Trust

24.8.06          NGplc- Publication of Final Terms on the RNS Website

25.8.06          National Grid Completes Acquisition -New England Gas Rhode Island

25.8.06          Issue of Debt- Medium Term Note Programme.

25.8.06          Director interests on dividend reinvestment

1.9.06           NGGH - M Fairbairn exercises Sharesave

5.9.06           Director's Technical interests- Trust share purchases.

8.9.06           Directors Interests - Share Incentive Plan - monthly update

15.9.06          Calendar Update

15.9.06          Publication of Final Terms

18.9.06          Issue of Debt- Medium Term Note Programme.

18.9.06          Fidelity (FMR) Holding falls below 3%

22.9.06          Publication of Final Terms

25.9.06          Issue of Debt- NG Medium Term Note Programme.

26.9.06          Fidelity notify an interest of 3.01%.

28.9.06          Director's Technical interests- Trust share purchases and
                 releases.

3.10.06          National Grid close period trading update for the six months 
                 ending 30 September 2006

4.10.06          Directorate - M Jesanis.

4.10.06          Fidelity interest reduced below 3%.

6.10.06          Credit Suisse interest reduced below 3%.

10.10.06         Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

11.10.06         Capital Group notify Interest at 6.02%.

16.10.06         National Grid Gas £300m 1.754% Instruments due 2036 -
                 Publication of Final Terms on the RNS website

17.10.06         National Grid Gas- Euro Medium Term Note Programme

19.10.06         Fidelity interest increased above 3%.

19.10.06         National Grid Board Appointments

19.10.06         Notification of Board changes - further information

20.10.06         Capital Group notify Interest at 5.06%.

24.10.06         Update On National Grid Acquisition Of Keyspan
                 (US FERC Approval)

24.10.06         NGGH Debt Repurchase and NGGH/NGG/-
                 Publication of Prospectus on the RNS website

1.11.06          NG Gas- Debt Repurchase

6.11.06          Capital Group notify Interest at 4.90%.

8.11.06          Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

13.11.06         Capital Group notify Interest at 3.75%.

16.11.06         Results for the six months ended 30 September 2006
                 (also released in the names of NGET, NGGplc, and NGGH -as 
                 'National Grid plc-annual results')

21.11.06         NG plc - Repurchase of 500,000 shares (on 20 Nov- first
                 repurchase.)
                 And 22.11.06 - for 21 Nov. repurchase of 350,000

22.11.06         NGGH- M Cooper; Exec. options exercise and part- disposal

22.11.06         NG Gas- Debt Repurchase

24.11.06         NG plc - Repurchase of 300,000 shares (on 23 Nov.)
                 And 28.11.06 for 27 Nov repurchase 0f 550,000.

28.11.06         Legal&General Interest at 4.00%.

29.11.06         NG plc - Repurchase of 550,000 shares (on 28 Nov.)
                 And 30.11.06 for 29 Nov. repurchase of 270,000.

30.11.06         NG Gas- Debt Repurchase

30.11.06         Legal&General Interest at 3.99%.

1.12.06          NG- Publication of Prospectus on the RNS website
                 (Euro 12Bn Medium Term Note Programme)

1.12.06          NG Gas- Debt Repurchase

1.12.06          NG plc - Repurchase of 700,000 shares (on 30 Nov.)

6.12.06          Legal&General Interest at 4%.

11.12.06         Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

13.12.06         NG Gas- Debt Repurchase

15.12.06         UK Regulatory Price Controls: Final Proposals

19.12.06         NG plc - Repurchase of 200,000 shares (on 18 Dec.)
                 And 20.12.06 for 19 Dec. repurchase of 90,000.
                 And 21.12.06 for 20 Dec. repurchase of 500,000.
                 And 22.12.06 for 21 Dec. repurchase of 263,381.

29.12.06         Grant of Sharesave option to S Lucas
                 (similar RNS for 3 NGGH Directors)

29.12.06         NG.Total voting rights at 31.12.06.
                 And 2.1.07 and 3.1.07 and 4.1.07

2.1.07           Directors share interests on appointment- M Fairbairn

4.1.07           NG plc - Repurchase of 300,000 shares (on 3 Jan.)
                 And 5.1.07 for 4 Jan.  repurchase of 375,000.
                 And 8.1.07 for 5 Jan.  repurchase of 550,000.

8.1.07           NG. Total voting rights

9.1.07           Financial Timetable for the year ending 31 March 2008.

9.1.07           Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

9.1.07           Directors Technical interests (NG Employee Share Trust
                 transfers)

9.1.07           NG plc - Repurchase of 500,000 shares (on 8 Jan.)
                 And 10.1.07 for 9 Jan repurchase of 500,000.

10.1.07          Publication of Prospectus
                 
10.1.07          NG.Total voting rights
                 And 11.1.07

11.1.07          NG Medium Tem note programme

11.1.07          NGGas £140m 1.7864% Instruments 2037- Publication of Final
                 Terms on RNS website NGGas £50m 1.7552% Instruments 2037 - 
                 Publication of Final Terms on RNS website

11.1.07          NG plc - Repurchase of 500,000 shares (on 10 Jan.)

12.1.07          NGG- two issue of debt releases

15.1.07          NG.Total voting rights

15.1.07          NGET Debt Repurchase
                 And 16.1.07

16.1.07          NG.Total voting rights
                 And 17.1.07

16.1.07          NG plc - Repurchase of 500,000 shares (on 15 Jan.)
                 And 17.1.07 for 16 Jan.  repurchase of 500,000.

18.1.07          Directors Technical interests (NG Employee Share Trust
                 transfers)

19.1.07          NG.Total voting rights (final RNS for reporting period to 20
                 Jan 07 -ongoing reporting - monthly).

22.1.07          NG plc - Repurchase of 600,000 shares (on 19 Jan.)
                 And 23.1.07 for 22 Jan.  repurchase of 300,000.
                 And 24.1.07 for 23 Jan.  repurchase of 300,000.

24.1.07          Directors Technical interests (NG Employee Share Trust
                 transfers)

25.1.07          NG Gas £25m 1.7712% Instruments due 2037 - Publication of
                 Final Terms on RNS website

26.1.07          Directors- Dividend reinvestment (S Lucas/M Fairbairn  SIP/
                 Sharematch)

29.1.07          DRIP Dividend Reinvestment- The Chairman

29.1.07          NGG- Publication of Prospectus

29.1.07          NG plc - Repurchase of 250,000 shares (on 26 Jan.)

30.1.07          NGG Medium Term Note Programme

31.1.07          NG.Total voting rights (first monthly update).

2.2.07           S Lucas- Share interests (Disposal)

6.2.07           NG plc - Repurchase of 250,000 shares (on 5 Feb).
                 And 7.2.07 for 6.2.07 repurchase of 250,000.

7.2.07           Blocklisting Interim Review

8.2.07           Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

8.2.07           NG plc - Repurchase of 235,000 shares (on 7 Feb).
                 And 12.2.07 for 9.2.07 repurchase of 200,000.

12.2.07          Directors' Technical Interests (Trust Operation)

13.2.07          NG plc - Repurchase of 100,000 shares (on 12 Feb).

14.2.07          Blocklisting Application (5m more shares for shareschemes)

14.2.07          DRIP Operation (Reinvestment for M Fairbairn)

15.2.07          NG plc - Repurchase of 450,000 shares (on 14 Feb).
                 And 16.2.07 for 15.2.07 repurchase of 500,000.
                 And 19.2.07 for 16.2.07 repurchase of 500,000.

19.2.07          Publication of Final Terms
                 (Separate NGG Releases on 19 and 20.2.07)

20.2.07          Issue of Debt
                 (separate RNS for NGG)

21.2.07          NG plc - Repurchase of 700,000 shares (on 20 Feb).
                 And 22.2.07 for 21.2.07 repurchase of 700,000.

21.2.07          NGG Medium Term Note Programme

22.2.07          Legal & General Interest confirmed at 4% level.

23.2.07          NG plc - Repurchase of 700,000 shares (on 22 Feb).
                 And 26.2.07 for 23.2.07 repurchase of 100,000.

26.2.07          NGGH - Publication of Prospectus

27.2.07          NGG- Publication of Final Terms

28.2.07          Total voting rights (NGplc monthly update).

28.2.07          NGG- Publication of Final Terms
                 (Separate NGG RNS- EMTN Programme)

28.2.07          NGG- Issue of Debt- EMTN Programme

28.2.07          NG plc - Repurchase of 650,000 shares (on 27 Feb).
                 And 1.3.07 for 28.2.07 repurchase of 800,000.

1.3.07           NGG- Issue of Debt- EMTN Programme

2.3.07           NG plc - Repurchase of 700,000 shares (on 1 March).
                 And 5.3.07     NG plc - Repurchase of 100,000 shares (on 2 March).
                 And 6.3.07     NG plc - Repurchase of 350,000 shares (on 5 March).
                 And 8.3.07     NG plc - Repurchase of 400,000 shares (on 7 March).

8.3.07           Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

8.3.07           NGG Debt Redemption

9.3.07           NGG issue of Debt- EMTN Programme

9.3.07           NG plc - Repurchase of 350,000 shares (on 8 March).
                 And 12.3.07   NG plc - Repurchase of 500,000 shares (on 9 March)
                 And 13.3.07   NG plc - Repurchase of 700,000 shares (on 12 March)
                 And 14.3.07   NG plc - Repurchase of 700,000 shares (on 13 March)
                 And 15.3.07   NG plc - Repurchase of 700,000 shares (on 14 March)
                 And 16.3.07   NG plc - Repurchase of 225,000 shares (on 15 March)

15.3.07          NGG - Publication of Final Terms on the RNS Website

16.3.07          NGG issue of Debt- EMTN Programme

16.3.07          NGplc- Publication of Final Terms

19.3.07          NGplc Issue of Debt- EMTN Programme

19.3.07          Fidelity interest confirmed above 4%
                 
20.3.07          NGplc-  Publication of Final Terms

20.3.07          NG plc - Repurchase of 380,000 shares (on 19 March).
                 And 21.3.07   NG plc - Repurchase of 500,000 shares (on 20 March)

21.3.07          NGplc Issue of Debt- EMTN Programme

22.3.07          NG plc - Repurchase of 500,000 shares (on 21 March).
                 And 23.3.07   NG plc - Repurchase of 700,000 shares (on 22 March)

27.3.07          NGG-  Publication of Final Terms

28.3.07          NGplc-  Publication of Final Terms (two releases)

28.3.07          NGplc- Issue of Debt- EMTN Programme
                 (-Separate issue by NGG)

29.3.07          NGplc Issue of Debt- EMTN Programme

29.3.07          National Grid close period trading update for
                 the twelve months ending 31 March 2007

3.4.07           Disposal- National Grid Wireless

3.4.07           Total voting rights (NGplc monthly update).

3.4.07           NGG - Publication of Final Terms on the RNS Website

4.4.07           NGET - Publication of Final Terms on the RNS Website

5.4.07           NGG - Publication of Final Terms on the RNS Website

12.4.07          Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-
                 
27.4.07          Keyspan Update

30.4.07          Total voting rights (NGplc monthly update).

10.5.07          Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

17.5.07          National Grid plc - Results for the year ended 31 March 2007
                 (also released in the names of NGET, NGG and NGGH
                 -as 'National Grid plc- annual results')

21.5.07          NG plc - Repurchase of 2,200,000 shares (on 18 May).
                 And 22.5.07   NG plc - Repurchase of 1,750,000 shares (on 21 May)
                 And 23.5.07   NG plc - Repurchase of 1,600,000 shares (on 22 May)
                 And 25.5.07   NG plc - Repurchase of 1,250,000 shares (on 24 May)
                 And 29.5.07   NG plc - Repurchase of    730,000 shares (on 25 May)
                 And 30.5.07   NG plc - Repurchase of    750,000 shares (on 29 May)

1.6.07           Total voting rights (NGplc monthly update).

1.6.07           NG plc - Repurchase of 650,000 shares (on 31 May).
                 And 4.6.07     NG plc - Repurchase of 360,000 shares (on 1 June).
                 And 5.6.07     NG plc - Repurchase of 700,000 shares (on 4 June).
                 And 6.6.07     NG plc - Repurchase of 730,000 shares (on 5 June).

7.6.07           Director Interests- N Winser exercises Sharematch Award
                 and part-disposal

7.6.07           NG plc - Repurchase of 2 million shares (on 6 June).
                 And 8.6.07     NG plc - Repurchase of 2,900,000 shares (on 7 June).

8.6.07           Directors Interests - Share Incentive Plan - monthly update
                 (Similar-for NGGH)-

11.6.07          NG plc - Repurchase of 1 million shares (on 8 June).
                 And 12.6.07   NG plc - Repurchase of 4 million shares (on 11 June).
                 And 13.6.07   NG plc - Repurchase of 3,500,000 shares (on 12 June).
                 And 15.6.07   NG plc - Repurchase of 2,200,000 shares (on 14 June).

15.6.07          Directors's interests- Deferred Share Plan Awards
                 (Similar-for NGGH)-

18.6.07          NG plc - Repurchase of 2,600,000 shares (on 15 June).
                 And 19.6.07   NG plc - Repurchase of 930,000 shares (on 18 June).

19.6.07          Annual Report and Accounts Published

19.6.07          Director Interests- S Lucas exercises Sharematch Award
                 and part-disposal.

20.6.07          Director Interests- M Fairbairn exercises Sharematch Award
                 and part-disposal.

20.6.07          NG plc - Repurchase of 1,600,000 shares (on 19 June).
                 And 21.6.07   NG plc - Repurchase of 2 million shares (on 20 June).





________________________________________________________________________________

Section B:

Filings at UK Companies House by National Grid plc- the listed group holding
entity:

During the period, National Grid plc made the following filings:

Forms 88(2) in respect of various allotments of shares under the National Grid
Share Schemes.

Forms 169 in respect of various repurchases, and the subsequent cancellation, of
ordinary shares in the period from November 2006 to the date of this return.



5.4.06 and 5.4.07- Annual Returns.
2.4.07             Directors Particulars changed
23.1.07            Director Appointed (M Fairbairn)
Jan 07             Two Director Resignations (R Urwin and M Jesanis)
13.11.06           Director Appointed (L Adamany)
August 06          Memorandum of Association. And filing of other general meeting
                   resolutions passed for 2006; and Merger Agreement.
1.8.06             Director Resigns (J Grant)
11.8.06            Secretary's Particulars changed
28.7.06.           Annual Report and Accounts (2005/06).
16.6.06            Directors Particulars changed.


________________________________________________________________________________

Section C:

Filings with the US Securities and Exchange Commission (the 'SEC')

National Grid plc Form 6-K dated May 2, 2006
National Grid plc Form 6-K dated May 18, 2006
National Grid plc Form 6-K dated June 5, 2006
National Grid plc Form 6-K dated June 20, 2006
National Grid plc Form 6-K dated June 20, 2006
National Grid plc Form 20-F for fiscal year ended March 31, 2006
National Grid plc Form 6-K dated July 7, 2006
National Grid plc Form 6-K dated July 14, 2006
National Grid plc Form 6-K dated July 21, 2006
National Grid plc Form 6-K dated August 1, 2006
National Grid plc Form 6-K dated August 25, 2006
National Grid plc Form 6-K dated October 2, 2006
National Grid plc Form 6-K dated October 3, 2006
National Grid plc Form 6-K dated October 4, 2006
National Grid plc Form 6-K dated October 19, 2006
National Grid plc Form 6-K dated November 16, 2006
National Grid plc Form 6-K dated December 7, 2006
National Grid plc Form 6-K dated December 15, 2006
National Grid plc Form 6-K dated January 12, 2007
National Grid plc Form 6-K dated March 1, 2007
National Grid plc Form 6-K dated March 29, 2007
National Grid plc Form 6-K dated April 3, 2007
National Grid plc Form 6-K dated May 4, 2007
National Grid plc Form 6-K dated May 17, 2007
National Grid plc Form 6-K dated June 1, 2007
National Grid plc Forms 6-K dated June 19, 2007
National Grid plc Form 20-F for the fiscal year ended March 31, 2007

Form F-3ASR (Registration Statement) filed June 28, 2006
Form 8-A12B (registration of 10p shares) filed June 29, 2006
Form 11-K (for Thrift I plan) filed June 29, 2006
Form 11-K (for Thrift II plan) filed June 29, 2006
Form 424B2 (Preliminary Prospectus) filed July 14, 2006
Form FWP (Pricing Term Sheet for 6.30% notes) filed July 20, 2006
Form 424B2 (prospectus for 6.30% Notes) filed July 20, 2006
Form 8-A12B (Form 8-A registration of 6.30% Notes) filed July 21, 2006
Form CERTNYS (NYSE certification approving securities) filed August 1, 2006
SEC comment letter re 20-F filed September 22, 2006
SEC letter re 20-F comments filed October 31, 2006
Letter to SEC re responses to comments filed December 8, 2006
SEC letter re comments on 20-F filed January 9, 2007
Letter to SEC with responses to 20-F comments filed February 2, 2007
Form SC13G/A (Amendment to Schedule 13G - securities ownership) filed February
12, 2007
SEC letter re completion of 20-F review filed February 22, 2007

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Contact for further information: D C Forward, Assistant Secretary 0207 004 3226



Note: Alternatively, detailed information may also be obtained from the London
Stock Exchange (Section A information) or UK Companies House (Section B
information) or the US Securities and Exchange Commission (Section C
information) as appropriate.






                      This information is provided by RNS
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