Dividend Declaration

BLACKROCK COMMODITIES INCOME INVESTMENT TRUST PLC

ANNOUNCEMENT OF QUARTERLY INTERIM DIVIDEND

11 September 2009

The Board of BlackRock Commodities Income Investment Trust plc is pleased to
announce that the third quarterly interim dividend in respect of the year to 30
November 2009 of 1.35p per ordinary share has been declared by the Directors,
payable on 23 October 2009 to holders of ordinary shares on the register at the
close of business on 25 September 2009 (ex dividend date is 23 September 2009).


Enquiries:

Kerry V Higgins
BlackRock Investment Management (UK) Limited, Secretary
Telephone: [phone]