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 1 September 2014 were:

114.96p Capital only
115.54p Including current year income XD

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.The unaudited NAV has been calculated on the basis of 100,361,305 Ordinary
Shares in issue.