Documents

• Normative

CO₂ Performance Ladder Version 4.0 | Step 1

Here you will find the web version and the printable file of version 4.0, step 1.

PDF document 3.88 MB 65 pages

• Normative

CO₂ Performance Ladder Version 4.0 | Step 2

Here you will find the web version and the printable file of version 4.0, step 2.

PDF document 4.88 MB 80 pages

• Normative

CO₂ Performance Ladder Version 4.0 | Step 3

Here you will find the web version and the printable file of version 4.0, step 3.

PDF document 5.21 MB 83 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

Analysing stimulation Circular Economy

2018 Utrecht University.

PDF document 2.41 MB 82 pages

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• Normative

Audit day table 3.1

Table for CO₂ Performance Ladder assessments.

PDF document 121.31 KB 5 pages

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• Normative

Audit Days Table Version 4.0

This document is normative as of 17 February 2025.

PDF document 146.40 KB 2 pages

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• Research

Best practices for sustainable procurement

OECD (2015)

PDF document 1.28 MB 75 pages

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