Research Studies & Reports
DMV’s Research & Development Branch has been conducting research and producing studies and reports since the 1950s. Research & Development reports help DMV to measure the impact of new laws on making drivers safer. We also identify areas where we can improve our processes, explore new approaches to solving existing problems, and branch out into new opportunities to serve you better.
Studies & Reports Sections
Studies and reports are assigned to a Section that best describes the type of report. Click on a section title below to see a short description.
I. Driver Education & Training Studies
II. Driver Licensing Screening Studies
III. Studies on Improvement and Control of Deviant Drivers
IV. Basic Research & Methodological Studies: Driver Performance, Accident Etiology, Prediction Models, and Actuarial Applications
V. Driver Licensing / Control Systems & Safety Management Studies
VI. Studies on Special Driver Populations
VII. Miscellaneous Studies & Reports
Request printed copies of studies and reports by mail at:
Department of Motor Vehicles
Research and Development Branch
2415 1st Ave. Mail Station: F-126
Sacramento, CA 95818
(916) 914-8125
Note Please include the report number, the number of copies requested, and your name, address, and phone number.
| Report ID | Date Published | Title | Section | Links |
|---|---|---|---|---|
| 3 | 1960/ 02 |
The Drunk Driver – An Inventory of 200 Representative CasesTo conduct an inventory of the prior records of 200 representative cases selected at random from the group of all cases suspended or revoked during the six month periodfrom July 1, 1959, through December 31, 1959. |
III | |
| 30.1 | 1969/ 08 |
An Abstract of Modifying Negligent Driving Behavior Through Warning LettersTo investigate the relative impact of various types of warning letters on the subsequent driving record of negligent drivers. Levels of threat and intimacy were manipulated. |
III | |
| 68 | 1978/ 12 |
An Evaluation of Alcohol Abuse Treatment as an Alternative to Drivers License Suspension or Revocation (Final Report to the Legislature in Accord with Senate Bill (SB) 38-Gregorio)To assess the traffic safety impact of using the alcohol abuse treatment strategy as an alternative to license suspension or revocation; to assess the impact of treatment program participation or license suspension/ revocation on a driver's life style; to develop guidelines or recommendations concerning the structure of a first-offender program based upon the results of the SB 330 evaluation and knowledge of the state-of-the-art; and to provide guidelines or recommendations concerning future program or evaluation needs. |
III | |
| 70 | 1979/ 07 |
An Evaluation of Probation-by-Mail as an Alternative to Mandatory Hearing Attendance for Negligent OperatorsTo evaluate the feasibility and traffic safety implications of placing negligent operators on probation by letter without the subjects being scheduled for a hearing. |
III | |
| 77.1 | 1981/ 12 |
An Abstract of An Evaluation of Three Alternative Formats for Probation Violation HearingsTo develop and evaluate new formats hearings which incorporate behavior caseload-scheduling approach. for negligent operator probation violator modificatiol1 principles and a client |
III | |
| 08 | 1961/ 02 |
Control of the Negligent Driver–Part I: Characteristics of Negligent DriversTo discover if there are characteristics differentiating negligent drivers from the "average" driver, and if relationships exist between actual driving performance and mileage driven, occupation, age, or sex. |
III | |
| 87 | 1983/ 08 |
The Traffic Safety Impact of California’s New Drunk Driving Law (AB 541)-An Evaluation of the First Nine Months of ExperienceTo determine if the new drunk driving law (AB 541) had any impact on the incidence of alcoholrelated traffic accidents. |
III | |
| 94 | 1985/ 03 |
Negligent-Operator Treatment Evaluation System – Progress ReportTo describe the Negligent Operator Treatment Evaluation System (NOTES) and the Negligent Operator program elements, as it is currently implemented, which NOTES is designed to evaluate, to and describe the progress on the evaluation system itself |
III | |
| 95 | 1986/ 12 |
An Evaluation of the Specific Deterrent Effects of Alternative Sanctions for First and Repeat DUI Offenders (Volume 3 of “An Evaluation of the California Drunk Driving Countermeasure System”)To evaluate the relative effectiveness of the licensing actions and sanctions established by Assembly Bill (AB) 541 on January 1, 1982 for first and repeat DUI offenders. |
III | |
| NRN021 | 1979/ 12 |
A Review of C. D. Robinson’s “The Operation of Drivers License Disqualification as a Sanction”To prepare for the journal of Accident Analysis and Prevention a critical analysis and. review of an Australian monograph on the effectiveness of license suspensions. |
III |