Forms for Individuals. File with your county assessor after February 1 and on or before June 30.Nebraska Schedule I must be filed for all categories except Numbers 4 and 5. You must file the application (Form 458) with the county assessor's office where the original home resides between February 2 to June 30. Exemption applications must be filed with your local assessor's office. See our Municipal Profiles for your local assessor's mailing address. Please call 402-444-7060, option 4 to schedule an appointment. Blank Homestead Forms. The Nebraska Homestead Exemption program is a property tax relief program that reduces all or a portion of taxes for homeowners in Nebraska who occupy a home. Applicants must also submit a resume and cover letter.