Automobile Registration

Documents Needed to Re-Register Your Motor Vehicle



  • Current Proof of insurance for the vehicle
  • Previous registration
  • Mileage on current vehicle
  • Proof of Portland residency
Portland residents can re-register vehicles online through the State of Maine Rapid Renewal process.

Documents Needed to Register Your Motor Vehicle (Purchased from Dealer)



  • Copy of the Monroney (Window) Sticker from the Dealership.
  • Current Proof of Insurance for the vehicle
  • Previous Registration (if you are planning on taking a credit from a vehicle previously registered in your name and that you no longer are in possession of)
  • Blue title application showing you have registered for a Maine title.
  • Mileage on the vehicle
  • Invoice from the dealer showing Maine sales tax has been paid (otherwise taxes will be paid at City Hall))
  • Proof of Portland residency
  • After excise taxes have been paid, Treasury can issue most plates.

Documents Needed to Register Motor Vehicle (Purchased from Private Sale)



  • Bill of Sale (The document must have year, make model, serial number, current mileage, date of sale and a statement indicating the amount of the sale, who the vehicle is being sold to, and must be signed by the seller and buyer)
  • Current Proof of Insurance for the vehicle
  • Previous Registration (if you are planning on taking a credit from a vehicle previously registered in your name and that you no longer are in possession of)
  • Mileage on the vehicle
  • Proof of Portland residency
  • If private party sale, sales tax will be collected upon registering the vehicle.
  • Title of the vehicle if the model year is 1995 or newer.
  • After excise taxes have been paid, Treasury can issue most plates.

Documents Needed to change your address


  • Proof of Portland residency. This can be a utility bill, cell phone bill, current tenant lease agreement, etc.
  • If from out of State, you will need in addition to a bill, the Loan Document or title, proof of insurance with a Portland address, and previous registration from that state.
  • Leased vehicles only: Power of Attorney (or letter of authorization) from leasing company acknowledging transfer from previous state to Maine, preferably notarized.
Note: State of Maine law requires that excise tax be paid to municipalities annually at time of vehicle registration / re-registration. Excise tax amounts are based on the vehicle's MSRP (Manufacturer's Suggested Retail Price) and year of manufacture. All applicable State of Maine law requirements are followed in regards to excise tax credits.

City of Portland Excise Tax Credits Policy
Rapid Renewal