Checklist

Supplier onboarding checklist

A concise, run-it-today checklist for onboarding a new supplier. Print it, share it or drop it straight into Credbase as your onboarding pack.

4 min read Updated 1 July 2026

Legal identity

  • Certificate of incorporation.
  • VAT registration (if applicable).
  • Beneficial ownership / UBO declaration.
  • Registered address confirmation.

Financial

  • Bank details (verified by callback or bank letter).
  • Latest set of filed accounts.
  • Credit report (for tier 1 & 2 vendors).

Insurance

  • Public liability certificate.
  • Employers' liability certificate (if 1+ staff).
  • Professional indemnity certificate (for service vendors).
  • Product liability certificate (for goods).

Security & data

  • Signed DPA / GDPR schedule.
  • ISO 27001 or Cyber Essentials certificate (if applicable).
  • Sub-processor list.

Operational

  • Health & safety policy.
  • Modern slavery statement.
  • Anti-bribery policy.
  • Named account contact.

Close-out

  • Publish supplier to system of record.
  • Assign internal owner for every expiring document.
  • Schedule first annual review.
  • Confirm first purchase order sent.

Frequently asked questions

Put this into practice today.

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