The Department of Labor's Occupational Information Network (O*NET) Database underges periodic revisions to include new information gathered through the O*NET Data Collection Program.  Another series of O*NET-related files also are revised from time to time.  Supplemental files contain information about O*NET occupations that lies outside the content model and is not updated as part of the core database.  Crosswalk files relate O*NET occupations to those from other classifications and to training programs.  They are frequently developed by or in cooperation with agencies responsible for those classifications. 

 

A number of supplemental files are available for use with both the O*NET-SOC 2006 taxonomy and the O*NET-SOC 2009 taxonomy.  The NCSC distributes a variety of these files, sorted by the taxonomy that's used:

  

 

NOTE: Supplemental and crosswalk files are not necessarily updated with each new database release.  The most recent updates for the files follow:

 

 

 

 

Send your general questions about the O*NET classification, including database variables and on-line viewer to the National Center for O*NET Development .

 

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