Holding(s) in Company

Amlin Plc
                  

SCHEDULE 10

NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company


AMLIN plc
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2. Name of shareholder having a major interest


FIDELITY INTERNATIONAL LIMITED and FMR CORP.
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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


HOLDING OF COMPANIES NAMED IN 2 ABOVE AND OF EACH OF THEIR DIRECT AND
 INDIRECT SUBSIDIARIES, INCLUDING FIDELITY INVESTMENT SERVICES LTD.  ALSO
 COMPRISES NOTIFIABLE INTEREST OF MR EDWARD C JOHNSON 3RD, THE PRINCIPAL
 SHAREHOLDER OF FIDELITY INTERNATIONAL LTD AND FMR CORP.  INCLUDES
 INTERESTS HELD ON BEHALF OF UK AUTHORISED UNIT TRUSTS.
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4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them

 CHASE NOMINEES LTD HOLDS                 40,561,087
 BROWN BROTHERS HARRIMAN HOLDS             3,954,559
 HSBC HOLDS                                  246,502
 CDC FINANCE HOLDS                            50,238
 MELLON BANK HOLDS                           254,814
 MELLON NOMINEES LTD HOLDS                   191,400
 STATE STREET NOMINEES LTD HOLDS             120,700
 STATE STREET BANK & TRUST CO HOLDS        2,738,160
 BANK OF NEW YORK, BRUSSELS, HOLDS           496,000
 NORTHERN TRUST HOLDS                        960,450
 DEUTSCHE BANK HOLDS                         240,300
 J P MORGAN HOLDS                            504,700
 CHASE MANHATTAN BANK, LONDON, HOLDS         535,300
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5. Number of shares/amount of stock acquired


    755,509
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6. Percentage of issued class


    0.19%
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7. Number of shares disposed


    N/A
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8. Percentage of issued class


    N/A
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9. Class of security


ORDINARY SHARES OF 25P EACH
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10. Date of transaction


NOT DISCLOSED
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11. Date company informed


10 DECEMBER 2003
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12. Total holding following this notification


    50,854,210
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13. Total percentage holding of issued class following this notification


       13.01%
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14. Any additional information



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15. Name of contact and telephone number for queries


CHARLES PENDER 020 7746 1008
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16. Name and signature of authorised company official responsible for making
this notification

CHARLES C. T. PENDER, COMPANY SECRETARY
DATE OF NOTIFICATION: 11 DECEMBER 2003
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