The International Organization for Standardization (ISO). First edition. The International Standard ISO 11107:2009 has status of the Standard of Republic Italy. 14 p. This International Standard specifies the level of competence required of a scuba diver in order to be awarded an enriched air nitrox (EAN) diver certification by a training organization.
This International Standard also specifies the conditions under which training is to be provided, which supplement the general requirements for recreational diving services specified in ISO 24803.