On 30 September 2017, the EN 12312-6:2014 + A1:2009 for Aircraft ground support equipment – Specific requirements – Part 6: De-icers and de-icing/anti-icing equipment was supeseded by the version EN 12312-6:2017. The superseded version may not be used as proof of conformity with the Machinery Directive (2006/42/EC).