This part of EN ISO 12402 specifies the safety requirements for lifejackets, performance level 275. It applies to lifejackets for adults and children for offshore use under extreme conditions.
DS/EN ISO 12402-2/A1:2010 history
2010DS/EN ISO 12402-2/A1:2010 Personal flotation devices - Part 2: Lifejackets, performance level 275 - Safety requirements
2006DS/EN ISO 12402-2:2006 Personal flotation devices - Part 2: Lifejackets, performance level 275 - Safety requirements