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 October 2013 were:

109.72p Capital only
109.77p Including current year income XD

The unaudited net asset values for the C shares of BlackRock North American Income Trust plc 
at close of business on 16 October 2013 were:

98.20p Capital only
98.20p 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. The number of ordinary shares in issue is 84,488,500 and the number of C shares in issue 
is 15,500,000.