The non-refoulement principle has been interpreted extensively as regards what kind of threats prevent removal to another country through the interpretation of the international instruments for the protection of human rights. Nevertheless, authors and institutions acknowledge that this principle does not prohibit the removal to a safe country and thus that a number of States participate in a system of shared responsibility, in which refugees and asylum seekers are transferred from one country to another in order to try to obtain (the Dublin EU system) or to benefit from international protection (resettlement). [---] The paper reviews the safe country concept in the context of the Dublin system and examines when and why international, European and internal courts and other institutions have considered that one of the States participating in the system was not safe ad intra. [---]