This part of ISO 4254, used together with ISO 4254-1, specifies safety requirements and their verification for the design and construction of mounted, semi-mounted, trailed or self-propelled solid fertilizer distributors for solid fertilizer application, i.e. full-width solid fertilizer distributors, solid fertilizer broadcasters, distributors with oscillating tube and line-distributors, as well as solid fertilizer distributors driven by an auxiliary engine with one operator only, used in agriculture and horticulture. In addition, it specifies the type of information on safe working practices (including residual risks) to be provided by the manufacturer. When requirements of this part of ISO 4254 are different from those which are stated in ISO 4254-1, the requirements of this part of ISO 4254 take precedence over the requirements of ISO 4254-1. This part of ISO 4254 deals with all the significant hazards (as listed in Annex A), hazardous situations and events relevant to solid fertilizer distributors used as intended and under the conditions foreseen by the manufacturer, except the hazards arising from: - equipment for loading fertilizer into the machine, if fitted; - an auxiliary engine, if fitted. This part of ISO 4254 is not applicable to the following: - combined seed and fertilizer drills; - machines for distributing granulated pesticides; - pedestrian-controlled distributors; - knapsack distributors.This part of ISO 4254 is not applicable to environmental hazards or electromagnetic compatibility; neither is it applicable to hazards related to maintenance or repairs carried out by professional service personnel. NOTE Specific requirements related to road traffic regulations are not taken into account in this part of ISO 4254. This part of ISO 4254 is not applicable to solid fertilizer distributors which are manufactured before the date of its publication.