BLACKROCK COMMODITIES INCOME INVESTMENT TRUST PLC: Holding(s) in Company

BLACKROCK COMMODITIES INCOME INVESTMENT TRUST PLC: 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: ( X ) 
An acquisition or disposal of qualifying financial instruments which may result
in the acquisition of shares already issued to which voting rights are
attached: ( ) 
An acquisition or disposal of instruments with similar economic effet to
qualifying financial instruments: ( ) 
An event changing the breakdown of voting rights: ( ) 
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): 
16 May 2013 
(6). Date on which issuer notified: 
20 May 2013 
(7). Threshold(s) that is/are crossed or reached: 
L&G (Above 3%) 
(8). Notified details: 
A: Voting rights attached to shares 
Class/type of shares (if possible using the ISIN code): Ordinary GBP0.01 
Situation previous to the triggering transaction(vi):
Number of Shares: Below 3% (As at 14/12/2012)
Number of Voting rights(viii): Below 3% (As at 14/12/2012) 
Resulting situation after the triggering transaction(vii):
Number of shares: 2,896,441 
Number of voting rights (ix):
Direct (x): 2,896,441
Indirect (xi): 
% of voting rights:
Direct: 3.07%
Indirect: 
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: 
C. Financial Instruments with similar economic effect to Qualifying Financial
Instruments 
Resulting situation after the triggering transaction 
Type of financial instrument: 
Exercise price: 
Expiration date: 
Exercise/conversion period 
Number of voting rights instrument refers to 
% of voting rights 
Nominal: 
Delta: 
Total (A + B+C): 
Number of voting rights: 2,896,441 
% of voting rights: 3.07% 
(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) (2,896,441 - 3.07%=LGAS, LGPL & 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 94,258,000 
(14). Contact name: 
Kerry Higgins
For BlackRock Investment Management (UK) Limited
Secretary 
(15). Contact telephone number: 
020 7743 1089 
21 May 2013 
END 
-0- May/21/2013 14:26 GMT
 
 
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