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Motor Vehicle Excise
Abatement Application
Online Motor Vehicle Excise Abatement Mailbox
Requires 2 documents in order to be processed. Please make sure you have both documents available, depending on your reason for abatement:
- Vehicle Sold:
- Bill of Sale and Plate Cancellation receipt
- Registration (showing plate transferred to new car)
- Vehicle Traded In:
- Trade In agreement and Plate Cancellation receipt
- Registration (showing plate transferred to new car)
- Vehicle Gifted:
- Gift Receipt and Plate Cancellation receipt
- Registration (showing plate transferred to new car)
- Vehicle Total Loss:
- Insurance Settlement Letter stating "Total Loss" and "Date of Loss"
- Plate Cancellation receipt or New Registration (plate transferred to new car)
- Vehicle Junked:
- Junkyard or Donation Receipt and Plate Cancellation receipt
- Registration (showing plate transferred to new car)
- Vehicle Returned:
- Letter from dealer certifying return and Plate Cancellation receipt
- Registration (showing plate transferred to new car)
- Moved out of State:
- New states registration
- MA Plate Cancellation Receipt
- Moved out of Watertown:
- Proof of residency
- Proof the RMV was notified of address change before January 1
Applications may also be delivered in the following ways:
- Mailed
Assessors' Office
149 Main Street
Watertown, MA, 02472 - Delivered to the Assessors' office in person
- Faxed 617-972-6497
RMV Registration/Plate Cancellation
Registration/Plate Cancellation may be done online.
Motor Vehicle Excise Tax Information
For information in regard to billing, calculation and laws regarding motor vehicle excise tax in Massachusetts please visit the Motor Vehicle Excise Information website.