NBN EN 14781:2006

This European Standard specifies safety and performance requirements for the design, assembly and testing of racing bicycles and sub-assemblies, and lays down guidelines for manufacture's instructions on the use and care of such bicycles.
This European Standard applies to racing bicycles intended for high-speed amateur use on public roads, and on which the saddle can be adjusted to provide a maximum saddle height of 635 mm or more.
This European Standard does not apply to mountain bicycles and to specialised types of racing bicycle such as tandems or bicycles designed and equipped for use in sanctioned competitive events.
NOTE For bicycles with a saddle height of = 435 mm see EN 71 and with a maximum saddle height of more than 435 mm and less than 635 mm see EN 14765.