Nebraska Homestead Exemption. Nebraska Homestead Exemption Application, Form 458.How to Apply for Homestead Exemptions Homestead applications must be filed with the county assessor after February 1, and on or before June 30 of each year. How do I get help filling out the Form 458 Schedule 1 income statement? Our office will help applicants fill out the forms. Volunteers Assisting Seniors will be at the following locations to help fill out your Homestead Exemption Application. This service is free. I also declare that I am entitled to the Nebraska homestead exemption and have not applied for a homestead exemption elsewhere in the state. Placeholder indexes and shows commercial real estate listings from Placeholder, Craigslist, Facebook to simplify your search process.