Nationality of fellows
Researchers must be nationals of a State other than that of the
host organisation. At the start of their fellowship/activity,
researchers may not have resided or carried out their main activity
(work, studies, etc) in the country of their host organisation for
more than 12 months in the 3 years immediately prior to the
reference deadline for eligibility. Short stays such as holidays
are not taken into account.
Researchers from Member and Associate States
Researchers from Member States or Associated States can, carry out
their transnational mobility in all other Member States and all
other Associated States . These researchers will be considered as
being eligible to benefit from a training or mobility action,
including in their country of origin, if they can provide evidence
that they have legally resided and have had their principal
activity (work, studies, etc) in a third country for at least four
of the last five years immediately prior to the reference deadline
for eligibility.
Dual nationalities
In the case of a national holding more than one nationality, he/she
will be able to carry out a period of mobility in the country of
his /her nationality in which he/she has not resided during the
previous 5 years. Short stays such as holidays are not taken into
account.
Third Countries
Participation and funding of researchers from third countries is
foreseen in Chiron, however, a maximum of 30 % of the number of
funded researcher-months can be used for third country
researchers.
Non-national Residents in Member and Associate
States
Non-nationals from Member States or Associated States having
legally resided and having had their main activity (work, studies
etc) for at least four of the last five years at the start of their
fellowship in Member States/Associated States are treated as
nationals of the Member/ State in which they have resided the
longest.

