This part of ISO 5395 specifies terminology and common test methods used for verification of safety requirements for internal combustion engine powered rotary lawnmowers and cylinder lawnmowers including pedestrian controlled (with or without sulky) and ride-on (riding or standing) types (hereafter named "lawnmower"), and equipped with: - metallic cutting means and/or; - non-metallic cutting means with one or more cutting elements pivotally mounted on a generally circular drive unit, where these cutting elements rely on centrifugal force to achieve cutting, and have a kinetic energy for each single cutting element of 10 J or more. This document does not apply to: - robotic and remote controlled lawnmowers, flail mowers, grassland mowers, sickle bar mowers, towed /semi-mounted grass cutting machines, and scrub-clearing machines; - cutting means assembly when used in combination with an agricultural tractor; - electrical powered and battery-powered lawnmowers. NOTE IEC 60335-1[1] together with IEC 60335-2-77[2] give requirements for pedestrian-controlled walk-behind electrically powered lawn mowers This document is not applicable to lawnmowers which are manufactured before the date of publication of this document.