diff --git a/back/app/controllers/web_api/v1/ideas_controller.rb b/back/app/controllers/web_api/v1/ideas_controller.rb
index d39c43dbb639..52a8d84b1806 100644
--- a/back/app/controllers/web_api/v1/ideas_controller.rb
+++ b/back/app/controllers/web_api/v1/ideas_controller.rb
@@ -32,6 +32,7 @@ def index
       :idea_trending_info,
       :topics,
       :phases,
+      :idea_status,
       :creation_phase,
       :manual_votes_last_updated_by,
       {
diff --git a/back/app/models/idea_status.rb b/back/app/models/idea_status.rb
index fa82997e9916..e175bcfffd09 100644
--- a/back/app/models/idea_status.rb
+++ b/back/app/models/idea_status.rb
@@ -19,6 +19,7 @@ class IdeaStatus < ApplicationRecord
   CODES = %w[prescreening proposed threshold_reached expired viewed under_consideration accepted implemented rejected answered ineligible custom].freeze
   LOCKED_CODES = %w[prescreening proposed threshold_reached expired].freeze
   MANUAL_TRANSITION_NOT_ALLOWED_CODES = %w[prescreening threshold_reached expired].freeze
+  REACTING_NOT_ALLOWED_CODES = %w[prescreening expired ineligible].freeze
   NON_PUBLIC_CODES = %w[prescreening].freeze
 
   scope :for_public_posts, -> { where.not(code: NON_PUBLIC_CODES) }
diff --git a/back/app/services/permissions/idea_permissions_service.rb b/back/app/services/permissions/idea_permissions_service.rb
index b4e905109e57..57187d5c397e 100644
--- a/back/app/services/permissions/idea_permissions_service.rb
+++ b/back/app/services/permissions/idea_permissions_service.rb
@@ -4,7 +4,8 @@ class IdeaPermissionsService < ProjectPermissionsService
       idea_not_in_current_phase: 'idea_not_in_current_phase',
       votes_exist: 'votes_exist',
       published_after_screening: 'published_after_screening',
-      not_author: 'not_author'
+      not_author: 'not_author',
+      not_reactable_status_code: 'not_reactable_status_code'
     }.freeze
 
     def initialize(idea, user, user_requirements_service: nil)
@@ -39,7 +40,11 @@ def denied_reason_for_action(action, reaction_mode: nil, delete_action: false)
         # We preserved the behaviour that was already there, but we're not
         # sure if this is the desired behaviour.
         current_phase = @timeline_service.current_phase_not_archived project
-        IDEA_DENIED_REASONS[:idea_not_in_current_phase] if current_phase && !idea_in_current_phase?(current_phase)
+        return IDEA_DENIED_REASONS[:idea_not_in_current_phase] if current_phase && !idea_in_current_phase?(current_phase)
+
+        if action == 'reacting_idea' && IdeaStatus::REACTING_NOT_ALLOWED_CODES.include?(idea.idea_status.code)
+          IDEA_DENIED_REASONS[:not_reactable_status_code]
+        end
       end
     end
 
diff --git a/back/spec/services/permissions/idea_permissions_service_spec.rb b/back/spec/services/permissions/idea_permissions_service_spec.rb
index 7829d8871a64..f8c686893601 100644
--- a/back/spec/services/permissions/idea_permissions_service_spec.rb
+++ b/back/spec/services/permissions/idea_permissions_service_spec.rb
@@ -125,6 +125,42 @@
       expect(reason).to be_nil
     end
 
+    context "when idea has 'proposed' status" do
+      let(:proposed_status) { create(:idea_status, code: 'proposed') }
+      let(:input) { create(:idea, project: project, phases: [project.phases[2]], idea_status: proposed_status) }
+
+      it "does not return 'not_reactable_status_code'" do
+        expect(reason).to be_nil
+      end
+    end
+
+    context "when idea has 'prescreening' status" do
+      let(:prescreening_status) { create(:idea_status, code: 'prescreening') }
+      let(:input) { create(:idea, project: project, phases: [project.phases[2]], publication_status: 'submitted', idea_status: prescreening_status) }
+
+      it "returns 'not_reactable_status_code'" do
+        expect(reason).to eq 'not_reactable_status_code'
+      end
+    end
+
+    context "when idea has 'ineligible' status" do
+      let(:ineligible_status) { create(:idea_status, code: 'ineligible') }
+      let(:input) { create(:idea, project: project, phases: [project.phases[2]], idea_status: ineligible_status) }
+
+      it "returns 'not_reactable_status_code'" do
+        expect(reason).to eq 'not_reactable_status_code'
+      end
+    end
+
+    context "when idea has 'expired' status" do
+      let(:expired_status) { create(:idea_status, code: 'ineligible') }
+      let(:input) { create(:idea, project: project, phases: [project.phases[2]], idea_status: expired_status) }
+
+      it "returns 'not_reactable_status_code'" do
+        expect(reason).to eq 'not_reactable_status_code'
+      end
+    end
+
     context 'when the idea is not in the current phase' do
       let(:input) { create(:idea, project: project, phases: [project.phases[1]]) }
 
@@ -471,6 +507,7 @@
         :idea_images, :idea_trending_info, :topics,
         :idea_import,
         :phases,
+        :idea_status,
         {
           project: [:admin_publication, { phases: { permissions: [:groups] } }, { custom_form: [:custom_fields] }],
           author: [:unread_notifications]