The International Co-Investigator Scheme provides funding for cross-border projects which include a subproject abroad. The SNSF or partner agency evaluates and finances both the project and subproject. nternational Co-Investigator is a project funding scheme. The requirements set out in Articles 3 and 4 of the Project Funding Regulations also apply to international co-applicants, i.e. they must have a minimum of 50 per cent (0.5 FTE) employment in the country concerned.