Short Term Scientific Missions (STSM) are institutional visits aimed at supporting individual mobility, fostering collaboration between individuals.

STSM applicants must be engaged in an official research programme as a PhD Student or postdoctoral fellow or can be employed by, or affiliated to, an institution, organisation or legal entity which has within its remit a clear association with performing research. The institutions / organisation or legal entity where applicants pursue their main strand of research are considered as Home Institutions. The Host Institution is the institution / organisation that will host the successful applicant.

STSM must respect the following criteria:

  • They must have a minimum duration of 5 calendar days.
  • They must have a maximum duration of 90 calendar days.
  • STSM need to be carried out in their entirety within a single Grant Period and always within the Action’s lifetime.

Eligible STSM applicants must submit their STSM applications online at the following web address:

For more information on the STSM grants please see the Annotated Rules for COST Action (link below) or contact the STSM Grants manager.