This article offers a socio-legal reflection on the relation between law, state obligation, and attempts to institutionalize collective memory. As the question of memory institutionalization becomes most pertinent in the context of regime change that imposes on an incumbent government certain expectations for addressing the past, the article considers this research problem from the perspective of transitional justice theory. The transitional justice paradigm allows for an interdisciplinary consideration of the topic. Special attention is paid to legal norms and mechanisms directed towards establishing authoritative knowledge about the past. The emerging principle of the right to truth is presented as an integrating and rights-based perspect...