Exemptions can reduce the taxable value of the property. You may file up to 4 exemptions.To qualify for the homeowners' exemption, the home must have been the principal residence of the owner as of January 1 of that tax year. (d) A person who will be 65 years of age during the current assessment year shall be eligible to apply for the homestead exemption during that assessment year. Other full or partial property tax exemptions are available to particular persons, such as the Homeowners' Exemption or the Disabled Veterans Exemption. Last day to file an exemption claim for disabled veterans to receive. 90 percent of the exemption. Homestead: This exemption can help homeowners reduce state property taxes and protect surviving spouses from creditors.