- On the occasion of the adoption by the EU Council of Ministers of Justice on 3 December 2019 of the Final report of the Eighth round of mutual evaluations on environmental crime, the 4 Networks released a joint statement in which they call on EU institutions and Member States to support the effective enforcement of environmental rules and to better protect the environment.
- The 4 Networks Day "Together in the fight against environmental crime" on 21 May 2021 has led a Joint Statement of the 4 Networks on the revision of the Environmental Crime Directive and on the EU Multi-Annual Policy Cycle 2022-2025.