diff --git a/test/api/v3/integration/chat/GET-chat.test.js b/test/api/v3/integration/chat/GET-chat.test.js
index 34f4316dad..47c11a870f 100644
--- a/test/api/v3/integration/chat/GET-chat.test.js
+++ b/test/api/v3/integration/chat/GET-chat.test.js
@@ -3,6 +3,7 @@ import {
   createAndPopulateGroup,
   translate as t,
 } from '../../../../helpers/api-integration/v3';
+import { model as Group } from '../../../../../website/server/models/group';
 
 describe('GET /groups/:groupId/chat', () => {
   let user;
@@ -37,4 +38,34 @@ describe('GET /groups/:groupId/chat', () => {
       });
     });
   });
+
+  context('public Guild', () => {
+    let group;
+    before(async () => {
+      ({ group } = await createAndPopulateGroup({
+        groupDetails: {
+          name: 'test group',
+          type: 'guild',
+          privacy: 'private',
+        },
+        members: 1,
+        upgradeToGroupPlan: true,
+        chat: [
+          'Hello',
+          'Welcome to the Guild',
+        ],
+      }));
+
+      // Creation API is shut down, we need to simulate an extant public group
+      await Group.updateOne({ _id: group._id }, { $set: { privacy: 'public' }, $unset: { 'purchased.plan': 1 } }).exec();
+    });
+
+    it('returns error if user attempts to fetch a sunset Guild', async () => {
+      await expect(user.get(`/groups/${group._id}/chat`)).to.eventually.be.rejected.and.eql({
+        code: 400,
+        error: 'BadRequest',
+        message: t('featureRetired'),
+      });
+    });
+  });
 });
diff --git a/test/api/v3/integration/chat/POST-chat.like.test.js b/test/api/v3/integration/chat/POST-chat.like.test.js
index e605958be8..6bbe3c0415 100644
--- a/test/api/v3/integration/chat/POST-chat.like.test.js
+++ b/test/api/v3/integration/chat/POST-chat.like.test.js
@@ -4,6 +4,7 @@ import {
   createAndPopulateGroup,
   translate as t,
 } from '../../../../helpers/api-integration/v3';
+import { model as Group } from '../../../../../website/server/models/group';
 
 describe('POST /chat/:chatId/like', () => {
   let user;
@@ -111,4 +112,18 @@ describe('POST /chat/:chatId/like', () => {
         message: t('groupNotFound'),
       });
   });
+
+  it('does not like a message that belongs to a sunset public group', async () => {
+    const message = await anotherUser.post(`/groups/${groupWithChat._id}/chat`, { message: testMessage });
+
+    // Creation API is shut down, we need to simulate an extant public group
+    await Group.updateOne({ _id: groupWithChat._id }, { $set: { privacy: 'public' }, $unset: { 'purchased.plan': 1 } }).exec();
+
+    await expect(user.post(`/groups/${groupWithChat._id}/chat/${message.message.id}/like`))
+      .to.eventually.be.rejected.and.eql({
+        code: 400,
+        error: 'BadRequest',
+        message: t('featureRetired'),
+      });
+  });
 });
diff --git a/website/server/controllers/api-v3/chat.js b/website/server/controllers/api-v3/chat.js
index cef8f8c185..e0a0aa381f 100644
--- a/website/server/controllers/api-v3/chat.js
+++ b/website/server/controllers/api-v3/chat.js
@@ -82,8 +82,11 @@ api.getChat = {
     if (validationErrors) throw validationErrors;
 
     const { groupId } = req.params;
-    const group = await Group.getGroup({ user, groupId, fields: 'chat' });
+    const group = await Group.getGroup({ user, groupId, fields: 'chat privacy' });
     if (!group) throw new NotFound(res.t('groupNotFound'));
+    if (group.privacy === 'public') {
+      throw new BadRequest(res.t('featureRetired'));
+    }
 
     const groupChat = await Group.toJSONCleanChat(group, user);
     res.respond(200, groupChat.chat);
@@ -294,6 +297,9 @@ api.likeChat = {
 
     const group = await Group.getGroup({ user, groupId });
     if (!group) throw new NotFound(res.t('groupNotFound'));
+    if (group.privacy === 'public') {
+      throw new BadRequest(res.t('featureRetired'));
+    }
 
     const message = await Chat.findOne({ _id: req.params.chatId, groupId: group._id }).exec();
     if (!message) throw new NotFound(res.t('messageGroupChatNotFound'));