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

• Resources

2023 CO₂ Performance Ladder slidedeck WCEF23

The CO₂ Performance Ladder for low carbon procurement.

PDF document 2.40 MB 19 pages

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• Research

Advancing Green Public Procurement in South Africa

IISD Report (2025).

PDF document 819.78 KB 43 pages

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• Research

Best practices for sustainable procurement

OECD (2015)

PDF document 1.28 MB 75 pages

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• Resources

CO₂ Performance Ladder Essentials 2023

An overview of the Ladder and our international work.

PDF document 340.35 KB 15 pages

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• Resources

CO₂ Performance Ladder for (local) governments

Making the (government) organisation more sustainable.

PDF document 334.76 KB 12 pages

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• Research

CO₂ Performance Ladder in Belgium

Results of the pilot phase. 2024.

PDF document 422.96 KB 17 pages

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• Resources

CO₂ Performance Ladder Legal FAQ

Legal considerations when using the Ladder in procurement.

PDF document 98.42 KB 9 pages

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• Research

CO₂PL tool low carbon procurement

IISD Report 2023.

PDF document 2.20 MB 119 pages

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