This European standard specifies safety requirements for the operation of classified pools according to Clause 4. It is intended for those concerned with the operation and management of classified swimming pools. It provides guidance about the risks for staff and users associated with public swimming pools, by identifying the precautions needed to achieve safety. This European standard has limited application to classified pools which consist of segregated areas of rivers, lakes or the sea. The requirements for safe working methods and supervision should be followed insofar as they are relevant. National and/or local legislation may apply. This standard is not applicable for domestic swimming pools according to EN 16582 (all parts).