Holding(s) in Company

Amlin Plc
                  

SCHEDULE 10

NOTIFICATION OF MAJOR INTERESTS IN SHARES



          --------------------


1. Name of company


AMLIN plc
-------------------------------------------------------------------------


2. Name of shareholder having a major interest


Barclays PLC
-------------------------------------------------------------------------


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


HOLDINGS IN RESPECT OF BARCLAYS GLOBAL INVESTORS LTD, GERRARD LTD,
 BARCLAYS GLOBAL INVESTORS AUSTRALIA LTD, BARCLAYS LIFE ASSURANCE CO LTD,
 BARCLAYS GLOBAL INVESTORS JAPAN LTD, BARCLAYS GLOBAL INVESTORS JAPAN
 TRUST & BANKING, BARCLAYS GLOBAL INVESTORS, N.A. , BARCLAYS PRIVATE BANK
 LTD, WOOLWICH UNIT TRUST MANAGERS LTD
-------------------------------------------------------------------------


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

                NO OF SHARES
Vidacos Nominees Ltd 6010830763
529,189

Citibank 6010782807
67,214

Mellon Bank ABGFZ872482
1,188,346

BT Globenet Nominees Ltd 501577191
17,456

Deutsche Bank London 8003168
126,969

State Street VE4J
247,567

JP Morgan (BGI Custody) 28166
1,231,243

JP Morgan (BGI Custody) 16400
3,425,143

JP Morgan (BGI Custody) 18409
207,332

Chase Nominees Ltd 20947
16,051,182

Chase Nominees Ltd 21359
399,700

HSBC 845315
13,836

State Street N3B6
202,722

JP Morgan (BGI Custody) 19514
51,590

Chase Nominees Ltd 19520
208,863

Chase Nominees Ltd 19518
63,584

Chase Nominees Ltd 19519
641,962

State Street N3YZ
12,822

JP Morgan (BGI Custody)16344
132,740

JP Morgan (BGI Custody)16345
207,813

Chase Nominees Ltd 28269
39,175

JP Morgan (BGI Custody) 16331
99,713

JP Morgan (BGI Custody) 16341
392,035

Chase Nominees Ltd 28270
113,690

Chase Nominees Ltd 28270
155,936

JP Morgan (BGI Custody)16341
276,616

HSBC 813168
347,362

BNP Paribas
105,298

Chase Nominees Ltd 16376
215,940

JP Morgan (BGI Custody) 16621
29,983

Chase Nominees Ltd 31961
445,095

Northern Trust CVS21
379,103

Bank of New York 392177
64,920

Bank of New York 392067
1,634,459

Bank of New York 367748
1,178,603

JP Morgan (BGI Custody) 16644
189,602

Midland Bank (HSBC Bank plc) 772823
561,550

Bank of New York 221428
150,897

BNY (OCS) Nominees Ltd 221476
112,124

Deutsche (Bankers Trust) 501575013
155,375

Chase Nominees Ltd 25772
145,641

Mellon Bank TGGF0003002
38,682

JP Morgan (BGI Custody) 16648
10,000

State Street 2RJ2
52,481

Investors Bank & Trust Co
185,826

Investors Bank & Trust Co
958,578

Investors Bank & Trust Co
28,987

Investors Bank & Trust Co
3,414,795

Investors Bank & Trust Co
96,780

Investors Bank & Trust Co
10,917

Boiss Nominees Ltd 4224361
110,419

JPMorgan Chase Bank
5,997

JPMorgan Chase Bank
7,708

JPMorgan Chase Bank
6,090

JPMorgan Chase Bank
60,957

JPMorgan Chase Bank
261,988

BNY (OCS) Nominees Ltd 387173
259,137

Chase Nominees Ltd 27804
13,528

Chase Nominees Ltd 27793
37,497

Chase Nominees Ltd 27800
282,812

Chase Nominees Ltd 27795
135,697

Chase Nominees Ltd 27795
47,380

Chase Nominees Ltd 27799
233,672

Chase Nominees Ltd 27799
100,300

Chase Nominees Ltd 27802
15,191

HSBC 814537
29,868

Mellon Trust of New England
183,843

Northern Trust Bank  - BGI Sepa
276,988

Northern Trust Bank  - BGI Sepa
44,394

Northern Trust Bank  - BGI Sepa
128,282

Northern Trust TNF01
96,219

JP Morgan (BGI Custody) 16901
21,826

Citibank 6010613363
588,935

Chase Nominees Ltd 16649
15,826

JPM Frankfurt 27717
260,128

R C Greig Nominees Ltd a/c BL1
13,000

R C Greig Nominees Ltd a/c CM1
7,540

R C Greig Nominees Ltd GP1
2,900

Northern Trust L1V02
336,745

Northern Trust  SCO06
125,396

Chase Nominees Ltd 16669
26,116

JP Morgan (BGI Custody) 16612
109,998

JP Morgan (BGI Custody) 29514
299,097

Chase Nominees Ltd 18243
50,158

Northern Trust TRG01
24,651

Northern Trust USF12
704,543

Northern Trust USF06
86,694

State Street JD12
190,616

Citibank 6010640794
104,592

Bank of New York 214074
13,696

Bank of New York 214075
1,173,316

Zeban Nominees Ltd
3,064




-------------------------------------------------------------------------


5. Number of shares/amount of stock acquired


    N/A
-------------------------------------------------------------------------


6. Percentage of issued class


   N/A
-------------------------------------------------------------------------


7. Number of shares disposed


   248,482
-------------------------------------------------------------------------


8. Percentage of issued class


  0.06%
-------------------------------------------------------------------------


9. Class of security


ORDINARY SHARES OF 25p EACH
-------------------------------------------------------------------------


10. Date of transaction


NOT DISCLOSED
-------------------------------------------------------------------------


11. Date company informed


29 July 2004
-------------------------------------------------------------------------


12. Total holding following this notification


    43,114,240
-------------------------------------------------------------------------


13. Total percentage holding of issued class following this notification


      10.98%
-------------------------------------------------------------------------


14. Any additional information



-------------------------------------------------------------------------


15. Name of contact and telephone number for queries


HARRIET CHARLES 020 7746 1005
-------------------------------------------------------------------------


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

JEANETTE CLARKE, DEPUTY GROUP COMPANY SECRETARY

DATE OF NOTIFICATION: 30 JULY 2004
-------------------------------------------------------------------------