- Resources
Manual 3.1 CO₂ Performance Ladder (PT)
Handbook 3.1 CO₂ Performance Ladder in Portuguese. All requirements for a CO₂ Performance Ladder certificate.
- Research
Monitoring progress in Green Public Procurement
2024 IISD Monitoring progress in GPP.
- Normative
NACE codes
Codes for certain classes of economic activities.
- Resources
Practical manual 3.1 part 1
How do you use the Ladder? Certify up to level 3.
- Resources
Practical manual 3.1 part 2
How do you use the Ladder? Certify up to level 4 and 5.
- Procedures
Procedure and criteria for independent experts
- Resources
Procurement Guide
How contracting authorities apply the Ladder in tenders.
- Research
Report on measure list 2023
Analysis of carbon reduction measures in 2023 compared to the years before.
- Research
Role Multilateral Development Banks Low-Carbon Procurement
IISD Report (2024).