What are supply chain procurement risks for an integrated management system, IMS, for ISO 9001, 14001 and 45001? The client has to ensure the supply chain conform to the requirents of their IMS. This applies to contractors, suppliers of goods and services, outsourers and outsourcing. The client, procurer has to have processes and control systems to manage procurement for quality, environment and occupational health and safety, OHSMS.