§ 604. Reports; contents; preparation; distribution; filing. Reports of accidents required under the preceding section, or under the rules and regulations of the commissioner, shall be upon forms prepared by him and contain such information as he shall prescribe. Blank forms for such reports shall be printed by the commissioner and a supply sent to all city, town and village clerks and to the chief officer of every city police department for general distribution and use as herein provided. Reports of accidents, required under the preceding section, shall be sent to and filed with the commissioner at the main office of the bureau of motor vehicles in the city of Albany, except as otherwise provided by the rules and regulations of the commissioner.