File the Form 458 and all Schedules with the county assessor where the homestead residence is located after. File 2023 Form 458 and all Schedules with your county assessor after February 1, 2023 and on or before June 30, 2023.Retain a copy for your records. Homestead exemption applications must be filed annually between February 2 and June 30. Application forms are typically available beginning February 2. Please call 402-444-7060, option 4 to schedule an appointment. Blank Homestead Forms. How do I get help filling out the Form 458 Schedule 1 income statement? Our office will help applicants fill out the forms. As of June 7, 2017, we have not received your Homestead Exemption.