1. Self-propelled, or
2. Mounted so that it is permanently attached to other equipment which is self-propelled or permanently attached to other equipment drawn by a vehicle which is self-propelled.
In order to be eligible for the rate of tax provided for in this subparagraph (ii), such sales must be made to a professional logger. For the purposes of this subparagraph (ii), a "professional logger" is a person, corporation, limited liability company or other entity, or an agent thereof, who possesses a professional logger's permit issued by the Department of Revenue and who presents the permit to the seller at the time of purchase. The department shall establish an application process for a professional logger's permit to be issued, which shall include a requirement that the applicant submit a copy of documentation verifying that the applicant is certified according to Sustainable Forestry Initiative guidelines. Upon a determination that an applicant is a professional logger, the department shall issue the applicant a numbered professional logger's permit.