By Vermont Statute, the Board of Abatement consists of the Town treasurer, the Town Clerk, the Selectboard, the Listers, and the Justices of the Peace 24 V.S.A. § 1533
For information about abatement and the board, the Vermont Secretary of State's Office Publication 'About Abatement' can be found here https://sos.vermont.gov/media/41beq3e3/about-abatement-2014.pdf:
If you are requesting an abatement of your taxes, please fill out an Abatement Hearing Application which can be found below. Please send this form to the Town Clerk's office at P.O. Box 349, Hartland, VT 05048. If you have any questions please call the Town Clerk's Office at 802-436-2444 or the Lister's Office at 802-436-4292.