Total Voting Rights

1 August 2012

                              TOTAL VOTING RIGHTS                              

               BLACKROCK INCOME AND GROWTH INVESTMENT TRUST PLC                

                                ("the Company")                                

In conformity with the Transparency Directive the Company would like to notify
the market of the following:

As at 31 July 2012 the Company's issued share capital consisted of 28,379,268
Ordinary Shares of 1p each, carrying one vote per share. As at 31 July 2012,
the Company also held 4,554,664 ordinary shares in treasury.

As at 31 July 2012, the total number of voting rights for ordinary shareholders
in BlackRock Income and Growth Investment Trust plc is 28,379,268.

The above figure (28,379,268) may be used by shareholders as the denominator
for the calculations by which they will determine if they are required to
notify their interest in, or a change to, their interest in the company under
the FSA's Disclosure and Transparency Rules.

All enquiries:

Kerry V Higgins
Company Secretary
Tel: [phone]