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 23 May 2014 were:

110.91p Capital only
111.37p 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.