RSA 76:16 details the New Hampshire laws concerning tax abatement by selectmen or assessors. For more information on the abatement process, consult New Hampshire Board of Land & Tax Appeals site: http://www.nh.gov/btla/appeals/propertytax.htm
To download the abatement application, click here or download it from the New Hampshire Board of Land & Tax Appeals site: http://www.nh.gov/btla/appeals/documents/2014abatement.pdf