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Observatory · Global supply chains

Cross-border supplier verification: objective evidence between distant markets

Criteria for buyers who need to evaluate suppliers in another market, and for suppliers who want to present evidence clearly.

Format
Methodological guide
Area
Global supply chains
Published
31 October 2026
Author
International Accreditation Center
Scope
General criteria. This guide does not assess any specific organisation, facility or product.

Steps

  • Write the requirement firstAcceptance criteria agreed before the evaluation avoid moving targets.
  • Weigh the evidenceCertificates, records, samples, interviews and site observation answer different questions.
  • Verify certificates at sourceCheck the issuer, scope, status and accreditation of any certificate with the organisation that issued it.
  • Declare relationshipsEvaluators should declare any link with the supplier or buyer.
  • Report limitsA report should state what was not reviewed and why.