SEDEX is a not for profit membership organisation dedicated to driving improvements in ethical and responsible business practices in global supply chains. SEDEX is a web-based system designed to help organizations manage data on labour practices in their supply chain. Members have the benefit of being able to publish their SMETA audit reports directly on the SEDEX system for viewing by all customers.

SEDEX members have agreed the Best Practice Guide, a common methodology to improve audit standards and promote mutual acceptance of audit reports. In addition to the principles in the ETI Base Code, SMETA also review performance against the right to work of migrant workers, management systems and implementation, sub-contracting and home working and environmental issues. The aim is to ease the burden on suppliers facing multiple audits, questionnaires and certifications and to drive improvements in the ethical performance of global supply chains.

SEDEX focuses on four key areas: