RNS Number:4841S
Development Securities PLC
25 November 2003


                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company

...Development Securities
PLC............................................................

2. Name of shareholder having a major interest

...Standard Life
Group............................................................

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

...2.above............................................................

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

...Stanlife Nominees
Limited............................................................

5. Number of shares / amount of stock acquired

...............................................................

6. Percentage of issued class

...............................................................

7. Number of shares / amount of stock disposed

...140,318............................................................

8. Percentage of issued class

...0.50%............................................................

9. Class of security

...Ordinary shares of 50p
each......................................................

10. Date of transaction

...24th November
2003............................................................


11. Date company informed

...25th November
2003............................................................

12. Total holding following this notification

...802,217.........................................................

13. Total percentage holding of issued class following this notification

...2.86% - below 3% notifiable
interest............................................................

14. Any additional information

...............................................................

15. Name of contact and telephone number for queries

...S A Lanes 020 7828
4777............................................................

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

...S A Lanes............................................................

Date of notification

...25th November
2003............................................................

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for loss of business or loss of profits) arising in contract, tort or otherwise
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