For fastest processing, click "OMVCR". Yes, you can claim posttraumatic stress disorder as part of the losses you suffered in a car accident in Washington.You'll need to file an accident report with either law enforcement or the Washington State Department of Licensing (DOL). The code states that accident victims should fill out a MVCR within four days of the accident. The online form can be found here. Calling the Washington State Patrol for an accident report. You must file this report within four days of the car crash. How To File a Car Crash Report in Washington. Do not delay—it could jeopardize your recovery and your bodily injury claim. Make sure to tell your treating doctor all of your symptoms.