diff --git a/client/src/pages/organizations/[id]/components/header/index.tsx b/client/src/pages/organizations/[id]/components/header/index.tsx
index f13acbcd..3cc7866e 100644
--- a/client/src/pages/organizations/[id]/components/header/index.tsx
+++ b/client/src/pages/organizations/[id]/components/header/index.tsx
@@ -36,7 +36,14 @@ export default function OrganizationHeader({ data }: { data: Organization }) {
           <Title className="fr-mb-0" as="h1" look="h5">
             {getLangFieldValue(locale)(data.label)}
           </Title>
-          {data?.creationYear && (
+          {data?.endDate && (
+            <Text className="fr-card__detail" size="sm">
+              <i>
+                {intl.formatMessage({ id: "organizations.header.until" })} {data.endDate.slice(0, 4)}
+              </i>
+            </Text>
+          )}
+          {!data?.endDate && data?.creationYear && (
             <Text className="fr-card__detail" size="sm">
               <i>
                 {intl.formatMessage({ id: "organizations.header.since" })} {data.creationYear}
diff --git a/client/src/pages/organizations/[id]/locales/de.json b/client/src/pages/organizations/[id]/locales/de.json
index e0c58ef3..b170b1fa 100644
--- a/client/src/pages/organizations/[id]/locales/de.json
+++ b/client/src/pages/organizations/[id]/locales/de.json
@@ -31,7 +31,8 @@
     "organizations.section.identifiers.title": "Struktur-Identifikatoren",
     "organizations.copy": "Klicken Sie, um in die Zwischenablage zu kopieren",
     "organizations.section.share.title": "Seite teilen",
-    "organizations.header.since": "Aktiv seit",
+    "organizations.header.since": "Struktur aktiv seit",
+    "organizations.header.until": "Struktur geschlossen seit",
     "organizations.header.description.ia-generated-label": "KI-generierte Beschreibung",
     "organizations.header.description.ia-generated-hover": "Lern mehr",
     "organizations.header.description.ia-edit-label": "Bearbeiten",
diff --git a/client/src/pages/organizations/[id]/locales/en.json b/client/src/pages/organizations/[id]/locales/en.json
index 681c487f..4db77c5e 100644
--- a/client/src/pages/organizations/[id]/locales/en.json
+++ b/client/src/pages/organizations/[id]/locales/en.json
@@ -1,7 +1,7 @@
 {
     "organizations.notice.not-french": "Attention, this entity being a foreign entity, only its connections with French organizations, funding, and productions will be displayed.",
     "organizations.breadcrumb.home": "Home",
-    "organizations.breadcrumb.search": "Structures",
+    "organizations.breadcrumb.search": "Organizations",
     "organizations.section.leaders.title": "Leadership team",
     "organizations.section.networks.title": "Membership and networks",
     "organizations.section.networks.supervisors.title": "Supervising institution ({count})",
@@ -31,7 +31,8 @@
     "organizations.section.identifiers.title": "Structure identifiers",
     "organizations.copy": "Click to copy to clipboard",
     "organizations.section.share.title": "Share the page",
-    "organizations.header.since": "Active since",
+    "organizations.header.since": "Organization active since",
+    "organizations.header.until": "Organization closed since",
     "organizations.header.description.ia-generated-label": "IA generated description",
     "organizations.header.description.ia-generated-hover": "Learn more",
     "organizations.header.description.ia-edit-label": "Edit",
diff --git a/client/src/pages/organizations/[id]/locales/es.json b/client/src/pages/organizations/[id]/locales/es.json
index 6d60b5cb..e4fc304c 100644
--- a/client/src/pages/organizations/[id]/locales/es.json
+++ b/client/src/pages/organizations/[id]/locales/es.json
@@ -31,7 +31,8 @@
     "organizations.section.identifiers.title": "Identificadores de la Estructura",
     "organizations.copy": "Haga clic para copiar al portapapeles",
     "organizations.section.share.title": "Compartir la página",
-    "organizations.header.since": "Activo Desde",
+    "organizations.header.since": "Estructura activa desde",
+    "organizations.header.until": "Estructura cerrada desde",
     "organizations.header.description.ia-generated-label": "Descripción generada por IA",
     "organizations.header.description.ia-generated-hover": "Más información",
     "organizations.header.description.ia-edit-label": "Editar",
diff --git a/client/src/pages/organizations/[id]/locales/fr.json b/client/src/pages/organizations/[id]/locales/fr.json
index a2741868..1c342013 100644
--- a/client/src/pages/organizations/[id]/locales/fr.json
+++ b/client/src/pages/organizations/[id]/locales/fr.json
@@ -32,6 +32,7 @@
   "organizations.copy": "Cliquez pour copier dans le presse-papier",
   "organizations.section.share.title": "Partager la page",
   "organizations.header.since": "Structure active depuis",
+  "organizations.header.until": "Structure fermée depuis",
   "organizations.header.description.ia-generated-label": "Description générée par IA",
   "organizations.header.description.ia-generated-hover": "En savoir plus",
   "organizations.header.description.ia-edit-label": "Éditer",
diff --git a/client/src/types/organization.ts b/client/src/types/organization.ts
index c860206a..fa25824d 100644
--- a/client/src/types/organization.ts
+++ b/client/src/types/organization.ts
@@ -80,33 +80,34 @@ export type OrganizationIaDescription = {
 
 export type Organization = {
   _id: string;
-  id: string;
-  isFrench: boolean;
-  label: LangField;
-  creationYear?: number;
   acronym: LangField;
-  description: LangField;
+  address?: Address[];
+  agreements: OrganizationAgreementsData[];
   ai_description?: OrganizationIaDescription;
+  awards: OrganizationAwardsData[];
+  badges?: OrganizationBadgesData[];
+  creationYear?: number;
+  description: LangField;
+  endDate: string;
   externalIds: ExternalIdsData[];
+  id: string;
+  institutionOf?: RelatedOrganizationData[];
+  institutions?: RelatedOrganizationData[];
+  isFrench: boolean;
   kind: string[];
-  nature?: string;
-  level?: string;
-  address?: Address[];
-  badges?: OrganizationBadgesData[];
+  label: LangField;
   leaders?: OrganizationLeaderData[];
-  institutions?: RelatedOrganizationData[];
-  institutionOf?: RelatedOrganizationData[];
-  parents?: RelatedOrganizationData[];
+  level?: string;
+  links: OrganizationLinksData;
+  nature?: string;
   parentOf?: RelatedOrganizationData[];
-  relations?: RelatedOrganizationData[];
+  parents?: RelatedOrganizationData[];
+  patents: OrganizationPatentsData;
+  projects: OrganizationProjectsData;
+  publications: OrganizationPublicationsData;
   relationOf?: RelatedOrganizationData[];
+  relations?: RelatedOrganizationData[];
   socialMedias: OrganizationSocialMediasData;
-  links: OrganizationLinksData;
-  publications: OrganizationPublicationsData;
-  projects: OrganizationProjectsData;
-  patents: OrganizationPatentsData;
-  awards: OrganizationAwardsData[];
-  agreements: OrganizationAgreementsData[];
 };
 
 export type OrganizationAggregations = {