This web site and the information it contains is provided as a public service by the Michigan State Police Office of Highway Safety Planning (OHSP) and the University of Michigan Transportation Research Institute (UMTRI). Michigan Traffic Crash Facts (MTCF) grants permission to copy and distribute publications and query output for noncommercial and non-profit use, as long as the content remains unaltered and credit is given to MTCF. The user is responsible for the accuracy of any report or conclusions drawn based on the use of this data. Every effort is made to maintain accurate, useful, and timely data on this site. We reserve the right to modify or remove these datasets at any time.
Due to computing constraints and the OHSP policy, there are limits placed on the amount of raw data, including police reports (UD-10s), that can be downloaded directly from this site. Attempts to circumvent these limits, including scraping data and repeated downloads, can lead to being restricted from the future use of Michigan crash data. Bulk downloads should be requested via the Contact information.