Standard CAD Layers

Title 19 (Section 288.3) of Oklahoma Statutes

These requirements are conforming with Title 19 (section 288.3) of Oklahoma Statutes. "All plats, subdivision plats or re-plats may be filed, at the option of the County Assessor, in digital electronic format with the County Assessor of the County in which the property is located. The digital electronic format shall meet the specifications of the County Assessor" The digital file, as required, should be submitted to the County Assessor's GIS Department for all Final Plats.

Oklahoma Standard CAD Layers

Download the CAD standard layers here or contact the County Assessor's Office, GIS Department, Room 315, County Office Building, located at:
320 Robert S Kerr
Oklahoma City, OK
(405) 713-1244


The standard software used is AutoCad 14 or higher.

  • All final plats, shall be submitted in state plane coordinates, Oklahoma North, NAD 83, zone 3501. Units = (feet), using City of Oklahoma City or City of Edmond survey monuments if applicable.
  • Available colors not presently being used are number 's 93, 123, 143, 171. These colors have no assigned pens.
  • All detail layers have a DT- prefix, then description, followed by a -p or -e (proposed or existing). Colors and line-type are assigned to user needs.
  • Monument layers are for fixed monuments relating to the GIS system.

Contact Us

For questions regarding these standard layers, please contact the Oklahoma County Assessor's Office GIS Department at 405-713-1244.