The last step provides an overview of the main lessons learned during the project and in order to help to set standards for the implementation of PPI in the waste sector.

Consolidated report of lessons of PPI4Waste for contracting authorities: this report aims to collect the lessons learned during the project, both regarding the needs and barriers of public procurers operating in the waste sector and the possible solutions and opportunities that can be found. A key output is policy recommendations for applying public procurement of innovation in the waste sector.

Roadmap on joint or coordinated procurement strategy: the purpose of the roadmap is to explore the options procurers have for coordinated procurement as well as joint procurement and, where relevant, map the subsequent steps to be performed for this purpose.