Net Asset Value(s)

NET ASSET VALUE

BLACKROCK NORTH AMERICAN INCOME TRUST PLC

The unaudited net asset values for BlackRock North American Income Trust plc 
at close of business on 16 June 2015 were:

122.29p   Capital only
123.43p   Including current year income XD

Notes:

1. Investments have been valued on a bid price basis.

2. Following the buyback of 250,000 ordinary shares on 8 May 2015, the Company 
has 80,039,044 ordinary shares in issue, excluding 20,322,261 which are held in 
treasury.

3. Revenue items included in net asset value, with dividends payable deducted 
on the ex-dividend date.