Address Change Forms
Download Permanent Address Change Forms for Real & Personal Property

Homestead, Additional Homestead, Senior Freeze, & 100% DAV
Download Homestead exemption form with Instructions OTC form #921
Download Additional Homestead Exemption/Senior Valuation Freeze OTC form #994 (Available only Jan 1-Mar 15)
Download 100% Disabled Veterans Property Tax Exemption  OTC form #998

Business Personal 901 Form, Freeport Exemption, 5yr. Mfg. Exemption
Download Business Personal Instruction Sheet
Download Business Personal Form OTC form #901 (Blank Form)
Download Business Personal Form OTC form #901 (Data Input)
Download Freeport Exemption Form OTC form #901-F
Download Five(5) Yr. Manufacturing Exemption OTC form #900XM-R
Download Multipliers used in calculating Market Value
Download Business Personal Assessment Notice (N.O.V.) OTC form #926-P
Download Calculate the Market Value of your business (MS Excel req)
Manufactured Home Forms & Assessment Notice
Download Manufactured Home Form with Homestead OTC Form #935-MH & OTC #952
Download MFG Home/Farm Personal Assessment Notice (N.O.V.) OTC form #926-P

Farm Personal Forms
Download Farm Personal rendition form OTC#924 & OTC form #930

Real Property Assessment Notice
Download Real Estate Assessment Notice Example (N.O.V.) OTC Form#926

Oklahoma Tax Commission (OTC) Informal Protest Form
Download County Assessor Informal Protest form #974

Oklahoma Tax Commission (OTC) Exemption Forms
Download OTC form #987 - Religious Entities
Download OTC form #988-A - Charitable Residential Rental Accommodations
Download OTC form #988 - Charitable & Non Profit Entities
Download OTC form #988-S - Schools & Colleges