Vehicles exempt from Massachusetts sales tax
If while a resident of another state your vehicle was either purchased and registered in that state for ” more than 6 months ” or purchased in Massachusetts more than 6 months ago but was delivered to you out of Massachusetts by the seller, you are exempt from paying Massachusetts sales tax. When registering a vehicle purchased in Massachusetts that was delivered to another state, you must submit a copy of the bill of sale or dealer invoice, and a copy of your letter of delivery, which must be signed under the pains and penalties of perjury. The letter of delivery must include all of the following information:
wait for another few months