Nebraska Homestead Exemption. Nebraska Homestead Exemption Application, Form 458.The Nebraska homestead exemption is a tax relief program that takes some of the cost of property taxes off of certain homeowners. Gov or mail to: Adams County Assessor 300 N Saint Joseph Ave Volunteers Assisting Seniors will be at the following locations to help fill out your Homestead Exemption Application. This service is free. You may file for a homestead exemption if you are over age 65, certain disabled individuals, or certain disabled veterans and their widows or widowers. How do I get help filling out the Form 458 Schedule 1 income statement? Our office will help applicants fill out the forms. One place to search and find your next commercial real estate rental.