Office of the Director - Research (OD-Research)

Programs and Initiatives

Research and Statistics

The Office of the Director - Research conducts research and prepares and maintains databases on alternative workweek programs, the California Consumer Price Index, occupational injuries & illnesses, and public works projects.

Prevailing Wage Determinations, Statistics, and Databases

The Office of the Director- Research, which includes the Prevailing Wage Unit and the Occupational Injuries and Illnesses Unit, will temporarily close its office in line with the Governor’s stay-at-home executive order.
Our staff will work remotely and will respond to your inquiries via email.
For Prevailing Wage questions, please send your inquiries to and provide the following information with your inquiry.

  • Your name
  • Company or agency name
  • Email address
  • A summary of your question(s)
  • Bid Advertisement Date
  • Craft(s)/Classification(s)
  • County Location of the Project

For Alternative Workweek Database (regarding filing) questions, please send your inquiries to
For information on the alternative workweek other than filing requirements, see Exceptions to the General Overtime Law.
For California Consumer Price Index (CPI) questions, please send your inquiries via email to the CPI contacts.
For questions regarding Occupational Injuries and Illnesses, please send your inquiries to

Public Works Projects

Occupational Injuries & Illnesses

California Consumer Price Index

Alternative Workweek

Overtime Exemption


March 2021