diff --git a/website/app.js b/website/app.js
index 7acdbef4..4ab7bc3e 100644
--- a/website/app.js
+++ b/website/app.js
@@ -86,6 +86,7 @@ function createAposConfig() {
       'cases-tags': {},
       'case-studies': {},
       'case-studies-page': {},
+      'categories': {},
       'case-studies-carousel-widget': {},
       'container-widget': {},
     },
diff --git a/website/modules/@apostrophecms/admin-bar/index.js b/website/modules/@apostrophecms/admin-bar/index.js
index 6b0b25a0..0e002c44 100644
--- a/website/modules/@apostrophecms/admin-bar/index.js
+++ b/website/modules/@apostrophecms/admin-bar/index.js
@@ -14,6 +14,10 @@ module.exports = {
         label: 'Cases',
         items: ['case-studies', 'cases-tags'],
       },
+      {
+        label: 'Categories',
+        items: ['categories'],
+      },
     ],
   },
 };
diff --git a/website/modules/cases-tags/index.js b/website/modules/cases-tags/index.js
index 1882b173..3905db3f 100644
--- a/website/modules/cases-tags/index.js
+++ b/website/modules/cases-tags/index.js
@@ -12,11 +12,34 @@ module.exports = {
         type: 'string',
         label: 'Description',
       },
+      _category: {
+        type: 'relationship',
+        label: 'Category',
+        withType: 'categories',
+        required: true,
+        max: 1,
+        builders: {
+          project: {
+            title: 1,
+            slug: 1,
+          },
+        },
+        help: 'Choose a category for this tag',
+      },
     },
     group: {
       basics: {
         label: 'Basics',
-        fields: ['title', 'description'],
+        fields: ['title', 'description', '_category'],
+      },
+    },
+  },
+  columns: {
+    add: {
+      _category: {
+        label: 'Category',
+        type: 'string',
+        name: '_category.0.title',
       },
     },
   },
diff --git a/website/modules/categories/index.js b/website/modules/categories/index.js
new file mode 100644
index 00000000..03e3202c
--- /dev/null
+++ b/website/modules/categories/index.js
@@ -0,0 +1,21 @@
+module.exports = {
+  extend: '@apostrophecms/piece-type',
+  options: {
+    label: 'Category',
+    pluralLabel: 'Categories',
+  },
+  fields: {
+    add: {
+      description: {
+        type: 'string',
+        label: 'Description',
+      },
+    },
+    group: {
+      basics: {
+        label: 'Basics',
+        fields: ['title', 'description'],
+      },
+    },
+  },
+};