Basic Principles and Guidelines on the Right to a Remedy and Reparation for Victims of Gross Violations of International Human Rights Law and Serious Violations of International Humanitarian Law, also known as the Van Boven/Bassiouni Principles.
Adopted by the UN General Assembly in resolution A/Res/60/147 on 16 Dec 2005.
https://www.ohchr.org/en/instruments-mechanisms/instruments/basic-principles-and-guidelines-right-remedy-and-reparation