Is the Homestead form difficult to understand and fill out? No. It simply asks for basic information.You must file a document called a "Declaration of Homestead". Laws, cases, and web sources on property tax law, with links to forms for applying for property tax exemptions, deferrals, abatements, and land classification. The City of Newton has created a special fund to assist elderly and disabled persons of low income who are having problems paying their property taxes. To apply for the total exemption it is necessary to fill out a form available in the Assessors Office. HOW TO APPLY: Complete and submit an Application for Residential Exemption (State Tax Form.