diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index eae02d3f6d..1ecd35ff04 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -1907,3 +1907,7 @@ _deck:
 _dialog:
   charactersExceeded: "最大文字数を超えています！ 現在 {current} / 制限 {max}"
   charactersBelow: "最小文字数を下回っています！ 現在 {current} / 制限 {min}"
+
+_disabledTimeline:
+  title: "無効化されたタイムライン"
+  description: "現在のロールでは、このタイムラインを使用することはできません。"
diff --git a/packages/frontend/src/ui/deck/tl-column.vue b/packages/frontend/src/ui/deck/tl-column.vue
index a947e27e57..c23943d4db 100644
--- a/packages/frontend/src/ui/deck/tl-column.vue
+++ b/packages/frontend/src/ui/deck/tl-column.vue
@@ -8,12 +8,12 @@
 		<span style="margin-left: 8px;">{{ column.name }}</span>
 	</template>
 
-	<div v-if="disabled" :class="$style.disabled">
+	<div v-if="(((column.tl === 'local' || column.tl === 'social') && !isLocalTimelineAvailable) || (column.tl === 'global' && !isGlobalTimelineAvailable))" :class="$style.disabled">
 		<p :class="$style.disabledTitle">
-			<i class="ti ti-minus-circle"></i>
-			{{ $t('disabled-timeline.title') }}
+			<i class="ti ti-circle-minus"></i>
+			{{ i18n.ts._disabledTimeline.title }}
 		</p>
-		<p :class="$style.disabledDescription">{{ $t('disabled-timeline.description') }}</p>
+		<p :class="$style.disabledDescription">{{ i18n.ts._disabledTimeline.description }}</p>
 	</div>
 	<MkTimeline v-else-if="column.tl" ref="timeline" :key="column.tl" :src="column.tl" @after="() => emit('loaded')"/>
 </XColumn>
@@ -27,6 +27,7 @@ import MkTimeline from '@/components/MkTimeline.vue';
 import * as os from '@/os';
 import { $i } from '@/account';
 import { i18n } from '@/i18n';
+import { instance } from '@/instance';
 
 const props = defineProps<{
 	column: Column;
@@ -40,11 +41,16 @@ const emit = defineEmits<{
 
 let disabled = $ref(false);
 
+const isLocalTimelineAvailable = (($i == null && instance.policies.ltlAvailable) || ($i != null && $i.policies.ltlAvailable));
+const isGlobalTimelineAvailable = (($i == null && instance.policies.gtlAvailable) || ($i != null && $i.policies.gtlAvailable));
+
 onMounted(() => {
 	if (props.column.tl == null) {
 		setType();
 	} else if ($i) {
-		disabled = false; // TODO
+		disabled = (
+			(!((instance.policies.ltlAvailable) || ($i.policies.ltlAvailable)) && ['local', 'social'].includes(props.column.tl)) ||
+			(!((instance.policies.gtlAvailable) || ($i.policies.gtlAvailable)) && ['global'].includes(props.column.tl)));
 	}
 });
 
diff --git a/packages/frontend/src/widgets/WidgetTimeline.vue b/packages/frontend/src/widgets/WidgetTimeline.vue
index f8e1af5e66..0f6f25b0a9 100644
--- a/packages/frontend/src/widgets/WidgetTimeline.vue
+++ b/packages/frontend/src/widgets/WidgetTimeline.vue
@@ -15,7 +15,14 @@
 		</button>
 	</template>
 
-	<div>
+	<div v-if="(((widgetProps.src === 'local' || widgetProps.src === 'social') && !isLocalTimelineAvailable) || (widgetProps.src === 'global' && !isGlobalTimelineAvailable))" :class="$style.disabled">
+		<p :class="$style.disabledTitle">
+			<i class="ti ti-minus"></i>
+			{{ i18n.ts._disabledTimeline.title }}
+		</p>
+		<p :class="$style.disabledDescription">{{ i18n.ts._disabledTimeline.description }}</p>
+	</div>
+	<div v-else>
 		<MkTimeline :key="widgetProps.src === 'list' ? `list:${widgetProps.list.id}` : widgetProps.src === 'antenna' ? `antenna:${widgetProps.antenna.id}` : widgetProps.src" :src="widgetProps.src" :list="widgetProps.list ? widgetProps.list.id : null" :antenna="widgetProps.antenna ? widgetProps.antenna.id : null"/>
 	</div>
 </MkContainer>
@@ -29,8 +36,12 @@ import * as os from '@/os';
 import MkContainer from '@/components/MkContainer.vue';
 import MkTimeline from '@/components/MkTimeline.vue';
 import { i18n } from '@/i18n';
+import { $i } from '@/account';
+import { instance } from '@/instance';
 
 const name = 'timeline';
+const isLocalTimelineAvailable = (($i == null && instance.policies.ltlAvailable) || ($i != null && $i.policies.ltlAvailable));
+const isGlobalTimelineAvailable = (($i == null && instance.policies.gtlAvailable) || ($i != null && $i.policies.gtlAvailable));
 
 const widgetPropsDef = {
 	showHeader: {
@@ -128,3 +139,17 @@ defineExpose<WidgetComponentExpose>({
 	id: props.widget ? props.widget.id : null,
 });
 </script>
+
+<style lang="scss" module>
+.disabled {
+	text-align: center;
+}
+
+.disabledTitle {
+	margin: 16px;
+}
+
+.disabledDescription {
+	font-size: 90%;
+}
+</style>