diff --git a/api/migration/src/lib.rs b/api/migration/src/lib.rs
index 23ad27c..fe9e9de 100644
--- a/api/migration/src/lib.rs
+++ b/api/migration/src/lib.rs
@@ -11,6 +11,7 @@ mod m20260525_164927_add_time_recurring_yearly;
 mod m20260529_073701_add_delete_time;
 mod m20260610_061458_add_todo_reminders;
 mod m20260907_124516_add_organizations;
+mod m20260917_155014_add_tag_group;
 
 pub struct Migrator;
 
@@ -29,6 +30,7 @@ impl MigratorTrait for Migrator {
             Box::new(m20260529_073701_add_delete_time::Migration),
             Box::new(m20260610_061458_add_todo_reminders::Migration),
             Box::new(m20260907_124516_add_organizations::Migration),
+            Box::new(m20260917_155014_add_tag_group::Migration),
         ]
     }
 }
diff --git a/api/migration/src/m20260917_155014_add_tag_group.rs b/api/migration/src/m20260917_155014_add_tag_group.rs
new file mode 100644
index 0000000..aea95dc
--- /dev/null
+++ b/api/migration/src/m20260917_155014_add_tag_group.rs
@@ -0,0 +1,41 @@
+use sea_orm_migration::{prelude::*, schema::*};
+
+use crate::m20260503_093223_add_tag_table::Tag;
+
+pub struct Migration;
+
+impl MigrationName for Migration {
+    fn name(&self) -> &str {
+        "m20260917_155014_add_tag_group"
+    }
+}
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .alter_table(
+                Table::alter()
+                    .table(Tag::Table)
+                    .add_column(integer(TagGroup::Group).default(0))
+                    .to_owned(),
+            )
+            .await
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .alter_table(
+                Table::alter()
+                    .table(Tag::Table)
+                    .drop_column(TagGroup::Group)
+                    .to_owned(),
+            )
+            .await
+    }
+}
+
+#[derive(DeriveIden)]
+enum TagGroup {
+    Group,
+}
diff --git a/api/orm/src/entities/tag.rs b/api/orm/src/entities/tag.rs
index fc56401..c689c29 100644
--- a/api/orm/src/entities/tag.rs
+++ b/api/orm/src/entities/tag.rs
@@ -12,6 +12,7 @@ pub struct Model {
     pub color: String,
     pub owner_id: String,
     pub deleted: Option<DateTimeWithTimeZone>,
+    pub group: i32,
     #[sea_orm(has_many, via = "todo_tag")]
     pub todos: HasMany<super::todo::Entity>,
 }
diff --git a/api/services/src/tags.rs b/api/services/src/tags.rs
index 4ef836f..1984c60 100644
--- a/api/services/src/tags.rs
+++ b/api/services/src/tags.rs
@@ -70,6 +70,7 @@ impl TagService {
             owner_id: Set(user.id().to_string()),
             name: Set(tag.name),
             color: Set(tag.color.as_str().to_string()),
+            group: Set(tag.group),
             deleted: NotSet,
         })
         .exec_with_returning(db)
@@ -84,6 +85,7 @@ impl TagService {
             owner_id: Set(user.id().to_string()),
             name: Set(tag.name),
             color: Set(tag.color.as_str().to_string()),
+            group: Set(tag.group),
             deleted: NotSet,
         })
         .validate()?
@@ -101,6 +103,7 @@ pub fn to_tag_dto(value: &tag::ModelEx) -> Result<Tag, TagServiceError> {
         name: value.name.clone(),
         color: HexColor::from_text(&value.color)
             .ok_or(TagServiceError::InvalidTag("invalid color".to_string()))?,
+        group: value.group,
     };
 
     Ok(tag)
diff --git a/api/tests/sse.rs b/api/tests/sse.rs
index 7f56288..a72b833 100644
--- a/api/tests/sse.rs
+++ b/api/tests/sse.rs
@@ -320,6 +320,7 @@ async fn sends_events_on_add_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -343,6 +344,7 @@ async fn sends_events_on_update_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -354,6 +356,7 @@ async fn sends_events_on_update_tag() {
           "uuid": tag_uuid,
           "name": "Updated Tag",
           "color": "#233212",
+          "group": 5,
         }))
         .await;
 
@@ -377,6 +380,7 @@ async fn sends_events_on_remove_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 5,
         }
         ))
         .await;
diff --git a/api/tests/tags/add.rs b/api/tests/tags/add.rs
index adcc83c..636d55d 100644
--- a/api/tests/tags/add.rs
+++ b/api/tests/tags/add.rs
@@ -12,6 +12,7 @@ async fn add_tag() {
         uuid: tag_uuid,
         name: "Test Tag".to_string(),
         color: HexColor::from_text("#233212").unwrap(),
+        group: -2,
     };
 
     let response = client
@@ -20,6 +21,7 @@ async fn add_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": -2,
         }
         ))
         .await;
@@ -45,6 +47,7 @@ async fn add_tag_known_uuid() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -55,6 +58,7 @@ async fn add_tag_known_uuid() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -83,6 +87,19 @@ async fn add_invalid_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "someColor",
+          "group": 0,
+        }
+        ))
+        .await;
+    response.assert_status_unprocessable_entity();
+
+    let response = client
+        .add_tag(json!(
+        {
+          "uuid": tag_uuid,
+          "name": "Test Tag",
+          "color": "#233212",
+          "group": "not a number",
         }
         ))
         .await;
diff --git a/api/tests/tags/delete.rs b/api/tests/tags/delete.rs
index 11c2e98..227eb0c 100644
--- a/api/tests/tags/delete.rs
+++ b/api/tests/tags/delete.rs
@@ -14,6 +14,7 @@ async fn delete_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }))
         .await;
 
diff --git a/api/tests/tags/update.rs b/api/tests/tags/update.rs
index c22b566..2db3cf3 100644
--- a/api/tests/tags/update.rs
+++ b/api/tests/tags/update.rs
@@ -14,6 +14,7 @@ async fn update_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -24,6 +25,7 @@ async fn update_tag() {
           "uuid": tag_uuid,
           "name": "Updated Tag",
           "color": "#000000",
+          "group": 10,
         }
         ))
         .await;
@@ -47,6 +49,7 @@ async fn update_tag_unknown() {
           "uuid": tag_uuid,
           "name": "Updated Tag",
           "color": "#000000",
+          "group": 0,
         }
         ))
         .await;
@@ -65,6 +68,7 @@ async fn update_invalid_tag() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
diff --git a/api/tests/todos/add.rs b/api/tests/todos/add.rs
index 2642673..2d69f72 100644
--- a/api/tests/todos/add.rs
+++ b/api/tests/todos/add.rs
@@ -430,6 +430,7 @@ async fn add_todo_with_labels() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -443,6 +444,7 @@ async fn add_todo_with_labels() {
             uuid: tag_uuid,
             name: "Test Tag".to_string(),
             color: HexColor::from_text("#233212").unwrap(),
+            group: 0,
         }]),
         category: Some(Category {
             uuid: category_uuid,
diff --git a/api/tests/todos/delete.rs b/api/tests/todos/delete.rs
index 4711cd2..7adf238 100644
--- a/api/tests/todos/delete.rs
+++ b/api/tests/todos/delete.rs
@@ -134,6 +134,7 @@ async fn get_deleted_todo_with_labels() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -147,6 +148,7 @@ async fn get_deleted_todo_with_labels() {
             uuid: tag_uuid,
             name: "Test Tag".to_string(),
             color: HexColor::from_text("#233212").unwrap(),
+            group: 0,
         }]),
         category: Some(Category {
             uuid: category_uuid,
@@ -205,6 +207,7 @@ async fn reactivate_deleted_todo_recover_labels() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0
         }
         ))
         .await;
@@ -218,6 +221,7 @@ async fn reactivate_deleted_todo_recover_labels() {
             uuid: tag_uuid,
             name: "Test Tag".to_string(),
             color: HexColor::from_text("#233212").unwrap(),
+            group: 0,
         }]),
         category: Some(Category {
             uuid: category_uuid,
diff --git a/api/tests/todos/update.rs b/api/tests/todos/update.rs
index f04954a..cefa01c 100644
--- a/api/tests/todos/update.rs
+++ b/api/tests/todos/update.rs
@@ -159,6 +159,7 @@ async fn update_todo_with_labels() {
           "uuid": tag_uuid,
           "name": "Test Tag",
           "color": "#233212",
+          "group": 0,
         }
         ))
         .await;
@@ -198,6 +199,7 @@ async fn update_todo_with_labels() {
             uuid: tag_uuid,
             name: "Test Tag".to_string(),
             color: HexColor::from_text("#233212").unwrap(),
+            group: 0
         }
     );
 
diff --git a/app/components/Edit/DesktopTodoDataSelect.vue b/app/components/Edit/DesktopTodoDataSelect.vue
index 5bf6cbd..6fbf386 100644
--- a/app/components/Edit/DesktopTodoDataSelect.vue
+++ b/app/components/Edit/DesktopTodoDataSelect.vue
@@ -5,10 +5,10 @@
 	import type {
 		Category as CategoryType,
 		CreateTodoData,
-		Label as LabelType,
+		Tag as TagType,
 	} from "~/utils/types";
 	import AddCategory from "../Settings/Labels/AddCategory.vue";
-	import AddLabel from "../Settings/Labels/AddLabel.vue";
+	import AddTag from "../Settings/Labels/AddTag.vue";
 	import CategorySelect from "../Utils/Label/CategorySelect.vue";
 	import TagSelect from "../Utils/Label/TagSelect.vue";
 	import SegmentedRadioGroup from "../Utils/SegmentedRadioGroup.vue";
@@ -46,8 +46,8 @@
 	});
 
 	const { mutate: addTag } = useAddTag();
-	function onAddTag(tag: LabelType) {
-		addTag({ name: tag.name, color: tag.color });
+	function onAddTag(tag: TagType) {
+		addTag({ name: tag.name, color: tag.color, group: tag.group });
 	}
 
 	const { mutate: addCategory } = useAddCategory();
@@ -89,7 +89,7 @@
 
 				<DesktopSideBarElement :title="t('tags')">
 					<template #interact>
-						<AddLabel @add="onAddTag" />
+						<AddTag @add="onAddTag" />
 					</template>
 					<TagSelect
 						v-model:tags="todoData.tags"
diff --git a/app/components/Settings/Labels/AddLabel.vue b/app/components/Settings/Labels/AddTag.vue
similarity index 59%
rename from app/components/Settings/Labels/AddLabel.vue
rename to app/components/Settings/Labels/AddTag.vue
index 7b2d7cb..8f13586 100644
--- a/app/components/Settings/Labels/AddLabel.vue
+++ b/app/components/Settings/Labels/AddTag.vue
@@ -1,15 +1,15 @@
 <script setup lang="ts">
-	import type { Label } from "~/utils/types";
-	import EditLabel from "./EditLabel.vue";
+	import type { Tag } from "~/utils/types";
+	import EditTag from "./EditTag.vue";
 
-	const emit = defineEmits<{ add: [Label] }>();
+	const emit = defineEmits<{ add: [Tag] }>();
 
-	function onAddTag(label: Label) {
+	function onAddTag(label: Tag) {
 		emit("add", label);
 	}
 </script>
 <template>
-	<EditLabel @save="onAddTag">
+	<EditTag @save="onAddTag">
 		<template #display>
 			<div
 				class="transition flex justify-center border-secondary hover:bg-secondary rounded border p-1 cursor-pointer"
@@ -17,5 +17,5 @@
 				<Icon name="material-symbols:add-2-rounded" size="16" />
 			</div>
 		</template>
-	</EditLabel>
+	</EditTag>
 </template>
diff --git a/app/components/Settings/Labels/EditTag.vue b/app/components/Settings/Labels/EditTag.vue
new file mode 100644
index 0000000..a25e2cf
--- /dev/null
+++ b/app/components/Settings/Labels/EditTag.vue
@@ -0,0 +1,43 @@
+<script setup lang="ts">
+	import type { Label, Tag } from "~/utils/types";
+	import EditLabel from "./EditLabel.vue";
+
+	const { t } = useI18n();
+
+	const props = defineProps<{ defaultLabel?: Tag }>();
+	const emit = defineEmits<{ save: [Tag] }>();
+
+	const open = ref(false);
+
+	watch(open, () => {
+		if (open.value) {
+			group.value = props.defaultLabel?.group ?? 0;
+		}
+	});
+
+	const group = ref(props.defaultLabel?.group ?? 0);
+
+	function onClick(label: Label) {
+		const tag = label as Tag;
+		tag.group = group.value;
+
+		emit("save", tag);
+	}
+</script>
+<template>
+	<EditLabel v-model:open="open" :defaultLabel="defaultLabel" @save="onClick">
+		<template #display> <slot name="display" /> </template>
+		<template #actions> <slot name="actions" /> </template>
+		<template #edit>
+			<div class="flex gap-1 items-center">
+				<span>{{ t('group') }}</span>
+				<input
+					v-model="group"
+					class="border-secondary-popover h-8 w-0 flex-1 rounded border pl-1"
+					:placeholder="t('group')"
+					type="number"
+				>
+			</div>
+		</template>
+	</EditLabel>
+</template>
diff --git a/app/components/Settings/Labels/Tag.vue b/app/components/Settings/Labels/Tag.vue
index dc55e73..826866d 100644
--- a/app/components/Settings/Labels/Tag.vue
+++ b/app/components/Settings/Labels/Tag.vue
@@ -1,15 +1,15 @@
 <script setup lang="ts">
-	import type { Label } from "~/utils/types";
-	import EditLabel from "./EditLabel.vue";
+	import type { Tag } from "~/utils/types";
+	import EditTag from "./EditTag.vue";
 	import LabelDelete from "./LabelDelete.vue";
 
 	const props = defineProps<{
-		tag: Label;
+		tag: Tag;
 		isUsed: boolean;
 	}>();
-	const emit = defineEmits<{ save: [Label]; delete: [Label] }>();
+	const emit = defineEmits<{ save: [Tag]; delete: [Tag] }>();
 
-	function onSaveLabel(label: Label) {
+	function onSaveLabel(label: Tag) {
 		label.uuid = props.tag.uuid;
 		emit("save", label);
 	}
@@ -19,7 +19,7 @@
 	}
 </script>
 <template>
-	<EditLabel :default-label="props.tag" @save="onSaveLabel">
+	<EditTag :default-label="props.tag" @save="onSaveLabel">
 		<template #display>
 			<div
 				class="cursor-pointer
@@ -38,5 +38,5 @@
 				:style="{ color: tag.color }"
 			/>
 		</template>
-	</EditLabel>
+	</EditTag>
 </template>
diff --git a/app/components/Settings/Tags.vue b/app/components/Settings/Tags.vue
index b522ead..2d74ece 100644
--- a/app/components/Settings/Tags.vue
+++ b/app/components/Settings/Tags.vue
@@ -1,9 +1,9 @@
 <script setup lang="ts">
+	import type { Tag as TagType } from "#imports";
 	import { useIsTagUsed } from "~/composables/useTodoUtils";
 	import { useAddTag, useDeleteTag, useUpdateTag } from "~/mutations/tags";
 	import { useTagsQuery } from "~/queries/tag";
-	import type { Label as LabelType } from "~/utils/types";
-	import AddLabel from "./Labels/AddLabel.vue";
+	import AddTag from "./Labels/AddTag.vue";
 	import Tag from "./Labels/Tag.vue";
 
 	const { t } = useI18n();
@@ -11,21 +11,21 @@
 	const { data: tags } = useQuery(useTagsQuery());
 
 	const { mutate: addTag } = useAddTag();
-	function onAddTag(tag: LabelType) {
-		addTag({ name: tag.name, color: tag.color });
+	function onAddTag(tag: TagType) {
+		addTag({ name: tag.name, color: tag.color, group: tag.group });
 	}
 
 	const { mutate: updateTag } = useUpdateTag();
-	function onSaveTag(tag: LabelType) {
+	function onSaveTag(tag: TagType) {
 		updateTag(tag);
 	}
 
 	const { mutate: deleteTag } = useDeleteTag();
-	function onDeleteTag(tag: LabelType) {
+	function onDeleteTag(tag: TagType) {
 		deleteTag(tag.uuid);
 	}
 
-	function isUsed(tag: LabelType): boolean {
+	function isUsed(tag: TagType): boolean {
 		return useIsTagUsed(tag.uuid);
 	}
 </script>
@@ -46,7 +46,7 @@
 					@delete="onDeleteTag"
 				/>
 			</div>
-			<AddLabel @add="onAddTag" />
+			<AddTag @add="onAddTag" />
 		</div>
 	</div>
 </template>
diff --git a/app/mutations/tags.ts b/app/mutations/tags.ts
index e38815f..c4e268e 100644
--- a/app/mutations/tags.ts
+++ b/app/mutations/tags.ts
@@ -29,7 +29,7 @@ export const useDeleteTag = defineMutation({
 
 export const useAddTag = defineMutation({
 	async mutation(
-		label: { name: string; color: string },
+		label: { name: string; color: string; group: number },
 		{ uuid }: { uuid: UUID },
 	) {
 		const { $api } = useNuxtApp();
@@ -38,7 +38,15 @@ export const useAddTag = defineMutation({
 			body: { ...label, uuid },
 		});
 	},
-	onMutate({ name, color }: { name: string; color: string }) {
+	onMutate({
+		name,
+		color,
+		group,
+	}: {
+		name: string;
+		color: string;
+		group: number;
+	}) {
 		const queryCache = useQueryCache();
 
 		const activeTags = queryCache.getQueryData<Label[]>(["tags"]);
@@ -48,6 +56,7 @@ export const useAddTag = defineMutation({
 			uuid: v4(),
 			name,
 			color,
+			group,
 		};
 
 		activeTags.push(label);
@@ -65,14 +74,19 @@ export const useAddTag = defineMutation({
 });
 
 export const useUpdateTag = defineMutation({
-	async mutation(label: { uuid: UUID; name: string; color: string }) {
+	async mutation(label: {
+		uuid: UUID;
+		name: string;
+		color: string;
+		group: number;
+	}) {
 		const { $api } = useNuxtApp();
 		return await $api(`/api/tags`, {
 			method: "PUT",
 			body: label,
 		});
 	},
-	onMutate(label: { uuid: UUID; name: string; color: string }) {
+	onMutate(label: { uuid: UUID; name: string; color: string; group: number }) {
 		const queryCache = useQueryCache();
 
 		const activeTags = queryCache.getQueryData<Label[]>(["tags"]);
diff --git a/app/queries/tag.ts b/app/queries/tag.ts
index ea1eaa4..ff385f3 100644
--- a/app/queries/tag.ts
+++ b/app/queries/tag.ts
@@ -2,7 +2,7 @@ export const useTagsQuery = defineQueryOptions(() => ({
 	key: ["tags"],
 	query: () => {
 		const { $api } = useNuxtApp();
-		return $api<Label[]>("/api/tags");
+		return $api<Tag[]>("/api/tags");
 	},
 	ssrCatchError: true,
 }));
diff --git a/app/utils/types.ts b/app/utils/types.ts
index 165f9b7..fcc5245 100644
--- a/app/utils/types.ts
+++ b/app/utils/types.ts
@@ -55,7 +55,7 @@ export type Todo = {
 	title: string;
 	note: string;
 	time?: Time;
-	tags?: Label[];
+	tags?: Tag[];
 	category?: Category;
 	checks?: string[]; // ISO dates
 	reminders?: Reminder[];
@@ -71,6 +71,10 @@ export type Category = Label & {
 	icon: string;
 };
 
+export type Tag = Label & {
+	group: number;
+};
+
 export type PushSubscriptionJSON = {
 	endpoint: string;
 	expirationTime?: number | null;
diff --git a/libs/types/src/tag.rs b/libs/types/src/tag.rs
index 11646a9..d785f0c 100644
--- a/libs/types/src/tag.rs
+++ b/libs/types/src/tag.rs
@@ -9,6 +9,7 @@ pub struct Tag {
     pub uuid: Uuid,
     pub name: String,
     pub color: HexColor,
+    pub group: i32,
 }
 
 #[derive(Debug, Serialize, Deserialize, PartialEq, Eq)]