This part of ISO 8437 provides information on national and regional provisions applicable to powered pedestrian controlled and ride-on snow throwers. It is not intended to apply to hand-held snow throwers nor to airport, highway, agricultural or other types of snow removal machines and equipment. This standard deals with significant hazards, hazardous situations and events relevant to snow throwers used as intended and under the conditions foreseen by the manufacturer. This international standard does not deal with hazards related to: -ð mains-operated electrical, snow throwers -ð battery powered snow throwers This international standard does not deal with hazards related to: -ð battery circuits exceeding 42 V; -ð magneto grounding circuits; -ð working environment; -ð electromagnetic compatibility This international standard is not applicable to machines which are manufactured before the date of its publication.