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 5 February 2014 were:

107.19p Capital only
108.28p 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 the issue of 350,000 new Ordinary Shares on 30 January 2014, the
unaudited NAV has been calculated on the basis of 100,361,305 Ordinary Shares
in issue.