Using qualitative legal scholarship, combined with literature analysis from post-conflict peacebuilding and police studies, this article provides a normative and theoretical lens through which police and other actors can view and carry out reform efforts. It explores whether and how the concept of guarantees of non-repetition could contribute to or reframe discussions in order to prevent future violence and facilitate lasting institutional changes. The article examines the development of a broader approach to security sector reform and explores guarantees of non-repetition and the conceptual confusion it has encountered. It teases out the main aspects of guarantees of nonrepetition, including its human rights elements, such as due diligence obligations. Finally, it addresses how guarantees of non-repetition provide a normative institutional policy framework that offers the possibility to shift the rhetoric to focus on State obligations that are context-driven. As a result, guarantees of non-repetition could prove useful when addressing police reform
