765 ILCS 220/7

It shall be the duty of any land surveyor who conducts a survey which uses as a control corner any public land survey monument, to record with the recorder or Registrar of Titles in the county in which the survey was conducted, a written monument record describing such monument, or position thereof, and its accessories. Such a surveyor shall also record a monument record whenever he establishes, re-establishes, restores or rehabilitates any public land survey monument. Each monument record shall describe at least three accessories or reference points.