The organization shall determine external and internal issues that are relevant to its purpose and that affect its ability to achieve the intended outcomes of its environmental management system. Such issues shall include environmental conditions being affected by or capable of affecting the organization.
4.2/ The organization shall determine:
a) the interested parties that are relevant to the environmental management system;
b) the relevant needs and expectations (i.e. requirements) of these interested parties;
c) which of these needs and expectations become its compliance obligations.