BlackRock North American Income Trust PLC operates as an investment trust. Its investment objective is to provide an attractive and growing level of income return with capital appreciation over the long-term, predominantly through investment in a diversified portfolio of primarily large-cap US equities. The company does not invest in companies which are not listed, quoted or traded at the time of investment, although it may have exposure to such companies where, following investment, the relevant securities cease to be listed, quoted or traded.