Nebraska Homestead Exemption. Nebraska Homestead Helpline: (888) 475 - 5101.Nebraska Homestead Exemption Application, Form 458. Homestead Exemption; Grave Registration; Benefits Counseling and Advocacy; Assistance with the application for State and Federal VA benefits. For more information or to apply, Veterans should contact the County Treasurer in their county of residence. Nebraska County Treasurer Directory. An application must be completed and filed in the Property Valuation Office along with documentation verifying age. Homestead tax exemPtion. The Nebraska homestead exemption program is a property tax relief program for seven categories of homeowners: 1. Like the homestead exemption, only school districts are required to offer this exemption.