In the CO2 Performance Ladder version 4.0, the five levels of certification from version 3.1 are replaced by three steps. In this blog, we explain what the three steps mean and to what extent they differ from or correspond to the levels of the previous version of the Ladder. Version…
Expanding the CO2 Performance Ladder to countries both within and beyond Europe requires extensive preliminary research. For example: What is a country’s current policy on sustainable procurement? What are its ambitions, and who are the key stakeholders? The International Institute for Sustainable Development (IISD) helps SKAO with studies to gain…
As an organisation, you not only have to deal with CO2 that you emit yourself, but also with emissions that occur elsewhere in your supply chain. These indirect emissions are also known as scope 3 emissions. Scope 3 emissions play an important role in different levels and steps of the…
Green Public Procurement can play an important role in greening the economy and achieving climate goals. As a government, it can sometimes be quite a challenge to decide exactly how to integrate sustainability in your tenders. The CO2 Performance Ladder offers a solution here. In this article, we explain the…
The Netherlands’ largest municipality and capital city, Amsterdam, has been certified at level 3 of the CO2 Performance Ladder since 2024. Although the municipality has been actively working on CO2 reduction for several years, including by making their premises and vehicle fleet more sustainable, the Ladder gives the municipality an…
With the re-asphalting of a ring road in Ireland, a CO2 Performance Ladder project outside the Netherlands and Belgium was completed for the first time. And with success: the project delivered nothing less than 21 per cent CO2 reduction. The Irish pilot was set up by the Irish Green…
On 14 January 2025, the new version of the CO2 Performance Ladder was published: handbook 4.0.* With a transition scheme, we want to make the transition from version 3.1 to version 4.0 as smooth as possible. Organisations and contracting authorities are given three years to fully migrate to version…
Using the CO2 Performance Ladder in procurement is a relatively simple and effective way to reduce CO2 emissions from projects. But how do you convince your organisation to start using the Ladder in tenders? In this blog, we provide five tips that will help you demonstrate the added value of…
Every year, Amsterdam uses the CO2 Performance Ladder as an award criterion in hundreds of tenders. In this way, the Ladder contributes to achieving the municipality’s climate ambitions. Ladder-certified organisations not only actively work on CO2 reduction, but, thanks to the award advantage, also have a better chance of being…
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