Order CIN/533/2022, of June the 6th, approved the regulatory bases and the call for public aid for projects of strategic lines of the Plan for Scientific, Technical and Innovation Research 2021-2023, within the framework of the Recovery, Transformation and Resilience Plan. The aim is to encourage collaborative industrial research between companies and research organisations in order to respond to the challenges identified in the topic priorities, which are determined in the calls for proposals, and in which the overlap between disciplines at the methodological, conceptual or theoretical level is valued. The aim is to encourage advances in the field of application targeted by the projects, both in the scientific field and in technological development and innovation.