(35 ILCS 200/14-45)

Sec. 14-45. Correction of assessment books by county clerk. Before delivery of the assessment books to the assessor for use in making the assessment of the next year, each county clerk shall correct all errors of whatsoever kind which he or she may discover, and add the name of the owner, if known, when it does not already appear, and the description of all property which has been omitted and is liable to taxation.

(Source: Laws 1939, p. 886; P.A. 88-455.)