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 17 December 2013 were:

110.33p Capital only
110.90p Including current year income

Notes:

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

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

3. Following conversion of the Company's C Shares into Ordinary Shares and the
issue of 150,000 new Ordinary Shares on 2 December 2013, the unaudited NAV has
been calculated on the basis of 99,761,305 Ordinary Shares in issue.