Holding(s) in Company

Henderson High Income Trust PLC
23 August 2002


                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company
 HENDERSON HIGH INCOME TRUST PLC



2. Name of shareholder having a major interest
 LAING & CRUICKSHANK INVESTMENT MANAGEMENT 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
 -



4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them
 NOT NOTIFIED



5. Number of shares / amount of stock acquired
 NOT NOTIFIED



6. Percentage of issued class
 -



7. Number of shares / amount of stock disposed
 NOT NOTIFIED



8. Percentage of issued class
 -



9. Class of security
 ORDINARY 5P SHARES



10. Date of transaction
 NOT NOTIFIED



 11. Date company informed
22 AUGUST 2002



12. Total holding following this notification
 7,681,390



13. Total percentage holding of issued class following this notification
 13.88%



14. Any additional information
 -



15. Name of contact and telephone number for queries
 GEOFFREY RICE, 020 7818 4469



16. Name and signature of authorised company official responsible for making
this notification
 GEOFFREY RICE FOR AND ON BEHALF OF HENDERSON SECRETARIAL SERVICES LIMITED



Date of notification
 23 AUGUST 2002



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