Acquires royalty income mainly from NAL Energy Inc., consisting of 99% of the net cash flow generated from oil and gas production from certain properties acquired by the NAL Group. Royalty income received by the trust is distributed to unitholders on a monthly basis. Also receives distributions directly and indirectly from other subsidiaries including Addison Energy Inc. The fund is managed by NAL Resources Management Limited, a wholly owned subsidiary of Manulife Financial Corporation.