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Help Center
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Instructions, FAQs, and other materials to help you navigate this website.
Analyst Guide
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A practical guide for Federal and State data quality practitioners.
Crash Preventability
Demonstration Program
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Learn more about the Demonstration Program, the process for submitting an RDR, and how FMCSA will review crashes.
Announcements help you stay current on DataQs. Look here for system and User Guide updates or conference announcements.
Date Supporting Documentation Title Description
08/01/2017 Crash Preventability Demonstration Program
FMCSA developed this demonstration program to evaluate the effectiveness of making and displaying preventability determinations on certain types of crashes. Click here to learn more.
04/27/2016 DataQs 2.1.5 Released!
DataQs was updated on April 27, 2016. The update includes the ability to change a request for data review to an inspection report request and the violation description's pre-fill feature will now populate. The update also includes a document management area for admins.
10/05/2015 DataQs 2.1.4 Released!
DataQs was updated on October 5, 2015. The update includes a corrected list of other requests containing the same report number. The update also includes system alert notifications and automated closures of pending requests.
08/03/2015 DataQs 2.1.3 Released!
DataQs was updated on August 3, 2015. The update includes a save grid feature, a list of other requests containing the same report number, an expanded list of request types when changing the current type, an appropriate collection and assignment of federal inspection records, and an option to appeal a closed request.
12/15/2014 DataQs 2.1.2 Released!
DataQs was updated on December 15, 2014. The update includes a modified display of the violations list within certain request types. This display change makes the request easier to read and print.
09/23/2014 DataQs 2.1.1 Released!
DataQs was updated on September 23, 2014. The update resolved an issue with the PDFs and now include the request explanation.
08/23/2014 DataQs 2.1 Released!
DataQs was updated on August 23, 2014. Commercial drivers and motor carriers are able to submit court outcome documentation for roadside inspection violations that were dismissed or pled to a different charge, with a Request for Data Review in DataQs.
12/06/2013 DataQs 2.0.3 Released!
DataQs was updated on December 6, 2013, to resolve compatibility issues with the newly released version 11 of Microsoft's Internet Explorer browser.
06/07/2013 DataQs 2.0.2 Released!
DataQs was updated on June 7, 2013, with user-suggested enhancements gathered since the April, 2013 release. Among the enhancements is a changed requestor profile, making it easier to identify non-validated motor carrier accounts. See the attached for a complete enhancements list.
05/08/2013 DataQs 2.0.1 Released!
DataQs was updated on May 8, 2013. Among the updates were edit checks added to inspection report number and US DOT number. See the attached for a complete enhancements list.
04/15/2013 DataQs 2.0 Released!
DataQs has been enhanced to use new web technology and to better assist its users on correctly using the system and understanding other FMCSA systems.