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Scientific Procurement

CERN Procurement Codes

CERN's internal classification system that categorises the goods and services it purchases, used to route tender invitations to correctly categorised registered suppliers on the CERN eProcurement Portal.

Quick answer

CERN's internal classification system that categorises the goods and services it purchases, used to route tender invitations to correctly categorised registered suppliers on the CERN eProcurement Portal.


CERN Procurement Codes are the internal classification identifiers that CERN assigns to the goods and services it purchases, functioning as the matching layer between buyer requirements and supplier registrations on the eProcurement portal, so that tender invitations reach only firms registered under the relevant categories.

What are CERN Procurement Codes?

When CERN's buyers create a procurement request, they tag it with one or more procurement codes drawn from CERN's internal taxonomy, which covers manufactured products (approximately 52 percent of spending), construction and civil engineering (18 percent), utilities and electricity (9 percent), and services including engineering, IT, and consulting (21 percent). These codes are more granular within each category: a superconducting magnet contract carries different codes from a cryogenic piping contract, even though both fall under manufactured products.

Suppliers that register on the CERN eProcurement Portal select the codes that match their capabilities. When a buyer's procurement code matches a supplier's registered codes, the portal routes the invitation to that supplier. This is the mechanism that gives the code selection its commercial importance. Codes also interact with the CERN industrial returns tracking system, since CERN aggregates awarded contract value by code and by member state to monitor how the juste-retour allocation is performing across different procurement categories.

Why CERN Procurement Codes matter for bidders

Code selection at registration is the single most consequential decision a new CERN supplier makes, because a misaligned code map means relevant tender invitations never arrive, regardless of capability. Suppliers should request CERN's code taxonomy, map their product lines and service offerings to the most specific applicable codes, and avoid selecting codes for adjacent capabilities they do not genuinely have. The goal is precision: the right codes at commodity level, not the broadest possible set of parent categories. Suppliers should revisit their code selection periodically as their offerings evolve or as they learn which codes correspond to the contracts they are actually winning or missing.

FAQ

Where can a supplier find CERN's procurement code taxonomy?

The code taxonomy is available through CERN's procurement information portal at procurement.web.cern.ch and is accessible during the registration process on the eProcurement platform. CERN's supplier relations team can assist with mapping queries.

Can a supplier add new codes after initial registration?

Yes. Suppliers can update their registered categories on the eProcurement portal to reflect new capabilities or correct initial selections, though changes may require validation before they take effect for invitation routing.

Are CERN procurement codes the same as UNSPSC or CPV codes?

No. CERN uses its own internal classification system rather than standard international codes such as UNSPSC or CPV. Suppliers familiar with those systems will find the logic analogous but must map to CERN's specific taxonomy rather than transferring codes directly.

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