Result of AGM

Henderson High Income Trust PLC
02 May 2006

HENDERSON GLOBAL INVESTORS



HENDERSON HIGH INCOME TRUST PLC



2 May 2006



                        HENDERSON HIGH INCOME TRUST PLC

                             ANNUAL GENERAL MEETING


Henderson High Income Trust plc hereby gives notification that at the Annual
General Meeting of the Company held today all the resolutions, as set out in
full in the Notice of meeting dated 8 March 2006, were duly passed on a show of
hands.    Two of the resolutions were special, one of which generally authorised
the Company to make market purchases of its own ordinary shares up to a maximum
of 14.99% (equivalent to 10,408,726 ordinary shares as at today's date).


The full text of the resolutions can be found in the Notice of Annual General
Meeting contained in the Report & Accounts for the year ended 31 December 2005,
copies of which are available for viewing at the Document Disclosure Department
of the Financial Services Authority.


The Company also announces the retirement of the Chairman, Mr Bill Eason, and Mr
Patrick Dalby with effect from the close of the Annual General Meeting.   The
new Chairman of the Board is Mr Hugh Twiss.  The Board would like to thank Mr
Eason and Mr Dalby for their valued contribution to the Company.




                               -  ENDS   -




For further information please contact:

Alex Crooke                                         James de Sausmarez
Fund Manager                                        Head of Investment Trust
Henderson High Income Trust plc                     Henderson Global Investors
Tel:  [phone]                                 Tel:   [phone]

Sarah Gibbons-Cook
Investor Relations and PR Manager
Henderson Global Investors
Tel:   [phone]




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