Dividend Declaration

BLACKROCK COMMODITIES INCOME INVESTMENT TRUST PLC

ANNOUNCEMENT OF QUARTERLY INTERIM DIVIDEND

13 March 2012

The Board of BlackRock Commodities Income Investment Trust plc is pleased to
announce that the first quarterly interim dividend in respect of the year to 
30 November 2012 of 1.4375 pence per ordinary share has been declared by the
Directors, payable on 18 April 2012 to holders of ordinary shares on the
register at the close of business on 23 March 2012 (ex dividend date is 
21 March 2012).

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

Telephone: [phone]