Exemption applications must be filed with your local assessor's office. See our Municipal Profiles for your local assessor's mailing address.You can get information about your property tax benefits, including: Application status, Current benefit amounts, Proposed benefit for the upcoming tax year. This local option prevents any large shift of the property tax burden to the residential class of property owners after a revaluation. A homestead exemption protects the value of a home from property taxes and creditors after the death of a homeowner's spouse. Homestead exemption protect property assets from probate. Properties recognized under laws of homestead are off-limits to creditors seeking attachment. The exemption is available for your primary residence and up to one acre of land. Welcome to the Cobb County Tax Commissioner's website. Click here for everything property tax and exemptions as well as motor vehicle tags.