TEP has an approach to environmental management which is externally accredited to ISO 14001. The Environmental Policy Management System addresses the activities of the company and the impacts of these activities on the environment. TEP is committed to caring for the environment and the continual improvement of its environmental performance addressing issues such as prevention of waste, reduction in use of materials, energy supplies and compliance with environmental legislation, protocols and best practice. All employees and contractors of TEP are responsible for carrying out their duties in accordance with the policy.