To apply for a Homestead Exemption online, you need to provide electronic copies of the documents listed below. This exemption applies to all homeowners.Every homeowner in Orleans Parish qualifies for a Homestead exemption on their primary residence. Obtain the application form: The first step is to get the homestead exemption application form. This exemption applies to all homeowners. Please contact the Assessor's Office at 504-362-4100 to file for a homestead exemption. Individuals who purchase a home may submit an application for homestead exemption up until December 31st of the year of acquisition. Its intention was to exempt as many homes as possible from the payment of property taxes. If the homeowner purchases a home in 2009, the homeowner would be eligible for homestead exemption in the 2009 tax year.