Holding(s) in Company

BAE SYSTEMS PLC
27 November 2006



                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Name of company


BAE SYSTEMS plc



2. Name of shareholder having a major interest


The Capital Group Companies, Inc. on behalf of its affiliates, including Capital
Guardian Trust Company, Capital International Limited, Capital International
S.A., and Capital International, Inc.


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


Shareholder named in 2 above



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


Capital Guardian Trust Company:

State Street Nominees Ltd  -                                  15,784,329

Bank of New York Nominees Ltd  -                              6,580,720

Northern Trust -                                              1,272,500

Chase Manhattan                                               3,500

Westpac Custodian Nominees -                                  139,200

Chase Manhattan Bank Australia Limited -                      24,900

Chase Nominees Ltd  -                                         48,464,399

BT Globenet Nominees Ltd  -                                   1,983,800

Midland Bank plc  -                                           8,700,100

Cede & Co -                                                   2,597,040

Deutsche Bank Mannheim -                                      6,800

Bankers Trust  -                                              4,483,300

Barclays Bank  -                                              352,700

Citibank London  -                                            20,000

Royal Trust -                                                 67,700

Brown Bros. -                                                 392,600

Nortrust Nominees  -                                          12,230,971

MSS Nominees Limited -                                        233,500

State Street Bank & Trust Co  -                               699,400

Citibank -                                                    32,400

Citibank NA -                                                 168,100

Deutsche Bank AG -                                            11,300

HSBC Bank plc -                                               5,400

Mellon Bank N.A.  -                                           586,500

Bank of Ireland Nominees Limitied -                           25,500

ROY Nominees Limited -                                        220,070

Mellon Nominees (UK) Limited -                                3,838,722

HSBC -                                                        163,300

J P Morgan Chase Bank -                                       3,922,800



Capital International Limited:

State Street Nominees Ltd  -                                  1,113,400

Bank of New York Nominees  -                                  12,686,826

Northern Trust  -                                             5,878,530

Chase Nominees Ltd  -                                         6,931,196

Midland Bank plc  -                                           500,500

Bankers Trust -                                               223,300

Barclays Bank -                                               99,200

Citibank London -                                             14,334

Morgan Guaranty  -                                            764,600

Nortrust Nominees  -                                          9,372,900

MSS Nominees Limited -                                        134,300

State Street Bank & Trust Co  -                               3,963,931

Lloyds Bank  -                                                96,300

Citibank -                                                    8,500

Citibank NA-                                                  880,500

Deutsche Bank AG  -                                           876,800

Chase Manhattan Nominee Ltd -                                 143,600

HSBC Bank plc -                                               2,213,200

Mellon Bank N.A.  -                                           420,600

Northern Trust AVFC -                                         793,000

KAS UK -                                                      76,500

Mellon Nominees (UK) Limited -                                46,500

Bank One London -                                             502,700

Clydesdale Bank plc -                                         90,300

HSBC -                                                        25,200

J P Morgan Chase Bank -                                       134,000

Raiffeisen Zentral Bank -                                     1,232,900

Fortis Bank -                                                 32,000

Metzler Seel Sohn & Co -                                      165,700

Bayerische Hypo Und Vereinsbank AG -                          59,700



Capital International S.A.:

State Street Nominees Limited -                               31,000

Chase Nominees Ltd  -                                         4,346,649

Midland Bank plc  -                                           1,158,000

Barclays Bank  -                                              801,900

Pictet & Cie, Geneva -                                        17,700

Brown Bros -                                                  265,600

Nortrust Nominees -                                           25,600

Morgan Stanley -                                              28,200

J P Morgan -                                                  2,391,700

State Street Bank & Trust Co  -                               202,500

Lloyds Bank  -                                                50,500

Citibank NA -                                                 9,300

HSBC Bank plc  -                                              704,600

Lombard Odier Et Cie, Geneva -                                214,600

Credit Suisse, Zurich -                                       53,700



Capital International, Inc:

State Street Nominees Ltd -                                   6,603,500

Bank of New York Nominees  -                                  1,674,600

Northern Trust -                                              78,700

Chase Nominees Limited -                                      5,397,300

Midland Bank plc -                                            809,300

Bankers Trust -                                               67,400

Brown Bros -                                                  347,100

Nortrust Nominees   -                                         694,600

State Street Bank & Trust Co -                                672,600

Sumitomo Trust & Banking -                                    147,600

Citibank -                                                    47,400

Citibank NA -                                                 837,200

State Street Australia Limited -                              2,902,239

HSBC Bank plc -                                               544,800

J P Morgan Chase Bank -                                       1,518,200








5. Class of security


Ordinary shares of 2.5 pence each



6. Date of transaction


Not disclosed.  Figures given as at 23 November 2006



7. Total holding following this notification


195,136,856



8. Total percentage holding of issued class following this notification


6.039%



9. Any additional information


Notification received under s198 CA85



10. Name of contact and telephone number for queries


Ann-Louise Holding   [phone]



11. Name and signature of authorised company official responsible for making
this notification


Ann-Louise Holding, Assistant Company Secretary



12. Date of notification


27 November 2006




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