Holding(s) in Company

TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES

(1). Identity of the issuer or the underlying issuer of existing shares to
which voting rights are attached (ii):

BlackRock Commodities Income Investment Trust plc

(2). Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights: ( )

An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: ( )

An event changing the breakdown of voting rights: ( X )

Other (please specify) : ( )

(3). Full name of person(s) subject to the notification obligation (iii):

Legal & General Group Plc (L&G)

(4). Full name of shareholder(s) (if different from 3.) (iv):

n/a

(5). Date of the transaction (and date on which the threshold is crossed or
reached if different) (v):

2 November 2010

(6). Date on which issuer notified:

3 November 2010

(7). Threshold(s) that is/are crossed or reached:

Below 3% (L&G)

(8). Notified details:


A: Voting rights attached to shares

Class/type of shares (if possible using the ISIN code): Ord/GB00B0N8MF98.

Situation previous to the triggering transaction(vi): as at 21 November 2008
Number of Shares: 2,861,571
Number of Voting rights(viii): 2,861,571

Resulting situation after the triggering transaction(vii):
Number of shares:
DIRECT: below 3%
Number of voting rights (ix):
Direct (x): below 3%
Indirect (xi): below 3%

% of voting rights:
Direct: below 3%
Indirect: below 3%


B. Financial Instruments

Resulting situation after the triggering transaction (xii): N/A

Type of financial instrument:

Expiration date (xiii):

Exercise/Conversion Period/Date (xiv):

Number of voting rights that may be acquired if the instrument is exercised/
converted:

% of voting rights:

Total (A + B):

Number of voting rights: below 3%

% of voting rights: below 3%


(9). Chain of controlled undertakings through which the voting rights and/or
the financial instruments are effectively held, if applicable (xv):

Legal & General Group plc (Direct and Indirect) (Group)
Legal & General Investment Management (Holdings) Limited (LGIMH) (direct and indirect)
Legal & General Investment Management Limited (Indirect) (LGIM)
Legal & General Group Plc (Direct) (L&G) (below 3% = LGAS, LGPL and PMC)
Legal & General Investment Management (Holdings) Limited (Direct) (LGIMHD)
Legal & General Insurance Holdings Limited (Direct) (LGIH)
Legal & General Assurance (Pensions Management) Limited (PMC)
Legal & General Assurance Society Limited (LGAS & LGPL)
Legal & General Pensions Limited (Direct) (LGPL)

Proxy Voting:

(10). Name of the proxy holder:

N/A

(11). Number of voting rights proxy holder will cease to hold:

N/A

(12). Date on which proxy holder will cease to hold voting rights:

N/A

(13). Additional information:

Notification using the total voting rights figure of 90,508,000

(14). Contact name:

Barbara Powley
For BlackRock Investment Management (UK) Limited
Secretary

(15). Contact telephone number:

020 7743 5610


3 November 2010