Maine Tags is a statutory agent of the state of Maine which allows us to register trailers with Maine Tags for any individual and business that have over the road trailers regardless of their state of residence. Maine has a very forgiving registration rate as well as a tax exempt status for trailer owners who operate their trailers for commercial use. There are a few simple forms to fill out along with the vehicle information and that's it. Here are some of the benefits of registering a trailer with MAINE TAGS: * Low yearly rate. * Semi permanent plates available (5 to 12 years). * No state tax on new and used trailers purchased through your company used commercially. * No Inspections There are more trailers registered in Maine than any other state and that's been true for over 40 years.