Exhibit 99.1
SCHEDULE 10
NOTIFICATION OF MAJOR INTERESTS IN SHARES
| All relevant boxes should be completed in block capital letters. | |
| 1. | Name of company ROYAL & SUN ALLIANCE INSURANCE GROUP PLC | 2. | Name of shareholder having a major interest CATER ALLEN INTERNATIONAL LIMITED |
| 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 NOT DISCLOSED |
| 5. | Number of shares/amount of stock acquired ACQUISITION NUMBER NOT DISCLOSED | 6. | Percentage of issued class NOT DISCLOSED | 7. | Number of shares/amount of stock disposed N/A | 8. | Percentage of issued class N/A |
| 9. | Class of security ORDINARY SHARES OF 27.5 PENCE EACH | 10. | Date of transaction 20 MARCH 2006 | 11. | Date company informed 22 MARCH 2006 |
| 12. | Total holding following this notification 129,654,355 | 13. | Total percentage holding of issued class following this notification 4.4% |
| 14. | Any additional information | 15. | Name of contact and telephone number for queries GRENVILLE REID 020 7111 7042 |
| 16. | Name of authorised company official responsible for making this notification LUKE THOMAS, DEPUTY GROUP COMPANY SECRETARY |
| Date of notification: 22 MARCH 2006 | |