Dividend Declaration

BLACKROCK COMMODITIES INCOME INVESTMENT TRUST PLC

ANNOUNCEMENT OF QUARTERLY INTERIM AND FIRST SPECIAL DIVIDEND



14 September 2010

Interim Dividend

The Board of BlackRock Commodities Income Investment Trust plc ("the Company")
is pleased to announce that the third quarterly interim dividend in respect of
the year to 30 November 2010 of 1.375p per ordinary share has been declared by
the Directors, payable on 22 October 2010 to holders of ordinary shares on the
register at the close of business on 24 September 2010. The ex dividend date is
22 September 2010.

First Special Dividend

In light of the Company's accumulated revenue reserves, and in addition to the
interim dividend referred to above, the Directors have also declared a first
special dividend of 1.00p per ordinary share. The first special dividend is
also payable on 22 October 2010 to holders of ordinary shares on the register
at the close of business on 24 September 2010. The ex dividend date is 22
September 2010. An announcement with regard to any second special dividend
(further details of which are set out in the prospectus of the Company dated 1
September 2010) will be made in due course.


Enquiries:

Kerry V Higgins
BlackRock Investment Management (UK) Limited, Secretary

Telephone: [phone]