Montana Mont. LBF 31. SUPPLEMENTAL PERSONAL PROPERTY LIST [MONT. LB 1007-1(g)] is a form used to list and value additional items of personal property owned by a taxpayer in Montana. This form is required for taxpayers who have more than one type of personal property and/or items valued at more than $2,500 when filing their Montana personal property tax return. There are three types of Montana Mont. LBF 31. SUPPLEMENTAL PERSONAL PROPERTY LIST [MONT. LB 1007-1(g)]: 1. Montana Supplemental Personal Property List for Automobiles and Trucks [MONT. LB 1007-1(g)(1)]: This form is used to list and value additional items of personal property owned by a taxpayer in Montana that include automobiles and trucks. 2. Montana Supplemental Personal Property List for Trailers and Motor Homes [MONT. LB 1007-1(g)(2)]: This form is used to list and value additional items of personal property owned by a taxpayer in Montana that include trailers and motor homes. 3. Montana Supplemental Personal Property List for Other Personal Property [MONT. LB 1007-1(g)(3)]: This form is used to list and value additional items of personal property owned by a taxpayer in Montana that include any other personal property not listed in the first two forms.