Janssen, Wimmer, and Delijoo (2015) shows us in the flowchart of INFSO-SKIN (Fig. 3.1) that the European Commission plays a very important role in the policy making process. They publish the call or proposals, evaluate the proposals, fund the research consortia, and accepts the deliverables from completed research.
All applicants go through a series of tests that check their level of English and knowledge of formatting styles. The applicant is also required to present a sample of writing to the Evaluation Department. If you wish to find out more about the procedure, check out the whole process.