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 towhich voting rights are attached (ii): BlackRock North American Income 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 theacquisition 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): Charles Stanley Group PLC (4). Full name of shareholder(s) (if different from 3.) (iv): Charles Stanley & Co LtdRock (Nominees) Ltd (5). Date of the transaction (and date on which the threshold is crossed orreached if different) (v): 10 February 2015 (6). Date on which issuer notified: Notification by letter dated 11 February 2015, received by issuer on 13 February 2015 (7). Threshold(s) that is/are crossed or reached: Above 5% (8). Notified details: A: Voting rights attached to shares Class/type of shares (if possible using the ISIN code): Ord/GB00B7W0XJ61 Situation previous to the triggering transaction (vi):Number of Shares: 4,539,363Number of Voting rights (viii): 4,539,363 Resulting situation after the triggering transaction (vii):Number of shares:DIRECT:Number of voting rights (ix):Direct (x):Indirect (xi): 4,539,363 % of voting rights:Direct:Indirect: 5.7% B. Financial Instruments Resulting situation after the triggering transaction (xii): 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 Instruments(xv), (xvi) Resulting situation after the triggering transaction: Type of financial instrument: Exercise Price: Expiration date (xvii): Exercise/Conversion Period/Date (xviii): Number of voting rights instrument refers to: % of voting rights (xix) (xx): Nominal:Delta: Total (A + B + C): Number of voting rights: 4,539,363 % of voting rights: 5.7% (9). Chain of controlled undertakings through which the voting rights and/orthe financial instruments are effectively held, if applicable (xv): Rock (Nominees) LtdCharles Stanley & Co Ltd Charles Stanley PLC is the holding company of the above 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: N/A (14). Contact name: S BeynsbergerFor BlackRock Investment Management (UK) LimitedSecretary (15). Contact telephone number: 020 7743 2639

13 February 2015