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. You can also request a collision report online using the Collision Report Retrieval Portal. This online resource allows motorists to access collision reports. Stepbystep guide to auto accident report in Brooklyn. You can request an accident report from the DMV online, which allows you to search and download official accident reports. L more than two vehicles, fill out additional accident reports. Do you have to file a police report for an accident in NY? An accident report must be filed 5-30 days after the accident, depending on your state.