Eligibility criteria for the applicants

• There is no age limit to apply for the program, and researchers of any nationality are eligible. There are no restrictions regarding the researchers' origin or destination.
• Applicants must be postdoctoral researchers at the date of the CoCirculation3 call deadline they apply to (December 1, 2025), i.e. in a possession of a doctoral degree. *Applicants who have successfully defended their doctoral thesis but have not yet formally been received their doctoral degree will also be considered postdoctoral researchers and eligible to apply. The successful defence must be unconditional (i.e, no further requirements or corrections must be addressed) and must take place before the call deadline. Supporting documentation may be requested.
• Applicants must comply with the following mobility rule: They must not have resided or carried out thair main activity (work, studies, etc.) in Türkiye for more than 12 months within the 36 months immediately preceding the deadline of the relevant CoCirculation3 call. Short stays that do not exceed a total of 20 days per year and compulsory national service are not counted.
• Proposals having a Green Deal aspect will be eligible in accordance to national priorities under Green Growth Technology Roadmap and Priority Research, Develeopment and Innovaiton (RDI) Topics for the Compliance to “EU Green Deal and Adaptation to Climate Change” of Turkiye.
• Researchers who are already permanently employed by their proposed host institution are not eligible for funding under CoCirculation3. However, they may submit an application with a different host institution. If deemed eligible for support, they must terminate their current employment contract (whether fixed-term or indefinite) with their existing institution and sign a fixed-term employment contract with the new host institution where they will conduct their project. Otherwise, they will not be able to receive support.
• Researchers who have previously been funded under Co-Circulation or CoCirculation2 are not eligible to apply for this scheme.
• Any Turkish national who has a mandatory service obligation in Türkiye due to a previous fellowship and/or support cannot apply to CoCirculation3.

Eligibility criteria for the host organization

• Applications must be submitted by the prospective fellow to be hosted in a single independent legal entity (academic or non-academic) established in TRA.
• Secondment host organizations must be an academic or non-academic institute active in research and of high quality in TRA or abroad. The quality will be evaluated during the evaluation process.
• Supervisors are expected to be team leaders (or equivalent) in which the fellow will be integrated and should have an outstanding scientific profile. However, it’s clear that applicants will be free to choose their supervisors, and those supervisors will not be involved in the preparation or validation of the proposal.
• Having Gender Equality Plans will be an asset for the host institutions but not an eligibility criterion.

Eligibility criteria for the research proposal

• The proposal must be submitted before the Call deadline, through the TÜBİTAK Management Information System (TÜBİTAK MIS) (tybs.tubitak.gov.tr)
• All proposals must be in English.
• Proposals focusing on the Green Deal are deemed to be eligible. Proposals may focus on one or more areas.
• All the sections of the proposal must be complete.
• All proposals must adhere to the ethical issues policy of CoCirculation3, and must contain a completed Ethical Issues table.
• Where secondments are applicable, the commitment letters from the secondment host institutions should be added as Annex.