If you are driving in NY and are involved in a crash you must file an MV-104 (Motorist report) if any of the following occurred. You can search, purchase, and immediately download certified crash (accident) reports online.Pdf, or at your local precinct or police service area. The first step to completing the mv-104 form is reading the instructions provided on page 2 starting with section a labeled vehicle involvement. Use this form (MV-104) to report an motor vehicle accident. File form MV104 with the DMV no more than 10 days after the accident. Contact a car accident lawyer to schedule a free consultation; Fill out a report and submit it to the DMV within 10 days. Should I Hire a Car Accident Lawyer? To file a police report online, you can find the forms on the DMV's website, and your lawyer can help you complete them in a timely fashion. Law enforcement does report the collision to the DMV.