Wages and Salaries

Here is a document USDOL (Wage and Hour Division) is using to send to employees.  This outlines the factors USDOL is most interested in when investigating an employer.

Procedures for O*NET Job Zone Assignment - The Job Zone classification provides O*NET users a guide to the vocational preparation levels (e.g., education, training, and work experience) of O*NET-SOC occupations. For more information on this please visit this link.
http://www.onetcenter.org/reports/JobZoneProcedure.html