This part of EN 581 specifies the mechanical safety requirements and test methods of outdoor seating for camping, domestic and contract use for adults, without regard to materials, design/construction or manufacturing processes. This document does not apply to outdoor furniture for severe contract use, where higher requirements may be necessary nor to removable upholstery and coverings, permanently fixed furniture and street furniture. The test requirements contained within this European Standard are based on use by persons weighing up to 110 kg. Information regarding ageing and degradation caused by light, temperature and moisture has not been included. Annex A (normative) specifies additional test methods for seating with multi-position back rests. Annex B (normative) specifies test methods for loungers. Annex C (informative) specifies guidelines for purchase information.