Documents

• Resources

Procurement Guide 4.0 (EU)

Explains the use of the CO₂ Performance Ladder as a procurement tool.

PDF document 4.73 MB 74 pages

• Normative

CO₂ Performance Ladder Version 4.0 | Certification Regulation

Outlines requirements for certification bodies, auditors and audits.

PDF document 1.77 MB 17 pages

• Normative

CO₂ Performance Ladder Version 4.0 | Step 3

Handbook 4.0, step 3.

PDF document 5.27 MB 83 pages

• Normative

CO₂ Performance Ladder Version 4.0 | Step 2

Handbook 4.0, step 2.

PDF document 4.88 MB 80 pages

• Normative

CO₂ Performance Ladder Version 4.0 | Step 1

Handbook 4.0 - Step 1.

PDF document 3.92 MB 65 pages

• Normative

Handbook 3.1 CO₂ Performance Ladder

All requirements for a CO₂ Performance Ladder certificate.

PDF document 1.23 MB 100 pages

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• Research

The Innovation Impact of CO₂PL-Based Public Procurement

2026, Utrecht University Centre for Public Procurement (UUCePP)

PDF document 1,018.71 KB 41 pages

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• Procedures

Complaints and Appeals Procedure

The complaints and appeals procedure of the Foundation for Climate-Friendly Procurement & Business (SKAO) is based on ISO 17021-1 sections 9.7 and 9.8 and the general provisions on objections and appeals set out in the Dutch General Administrative Act (AWB).

PDF document 280.00 KB 3 pages

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• Resources

Measure list 2026

List of CO₂ reduction measures companies take.

PDF document 270.38 KB 19 pages

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