diff --git a/config/initializers/permissions.rb b/config/initializers/permissions.rb
index e1a2f82b1ebc..8d369cee59bd 100644
--- a/config/initializers/permissions.rb
+++ b/config/initializers/permissions.rb
@@ -133,6 +133,18 @@
                      permissible_on: :project,
                      require: :member
 
+      map.permission :view_project_stages_and_gates,
+                     {},
+                     permissible_on: :project,
+                     dependencies: :view_project
+
+      map.permission :edit_project_stages_and_gates,
+                     {},
+                     permissible_on: :project,
+                     require: :member,
+                     dependencies: :view_project_stages_and_gates,
+                     contract_actions: { projects: %i[update] }
+
       map.permission :select_project_life_cycle,
                      {
                        "projects/settings/life_cycle_steps": %i[index toggle enable_all disable_all]
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 711b60a0e861..8a6d759c0e66 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -3220,6 +3220,7 @@ en:
   permission_edit_own_time_entries: "Edit own time logs"
   permission_edit_project: "Edit project"
   permission_edit_project_attributes: "Edit project attributes"
+  permission_edit_project_stages_and_gates: "Edit project stages and gates"
   permission_edit_reportings: "Edit reportings"
   permission_edit_time_entries: "Edit time logs for other users"
   permission_edit_timelines: "Edit timelines"
@@ -3275,6 +3276,7 @@ en:
   permission_work_package_assigned_explanation: "Work packages can be assigned to users and groups in possession of this role in the respective project"
   permission_view_project_activity: "View project activity"
   permission_view_project_attributes: "View project attributes"
+  permission_view_project_stages_and_gates: "View project stages and gates"
   permission_save_bcf_queries: "Save BCF queries"
   permission_manage_public_bcf_queries: "Manage public BCF queries"
   permission_edit_attribute_help_texts: "Edit attribute help texts"
diff --git a/db/migrate/20241126111225_add_project_life_cycle_step_roles.rb b/db/migrate/20241126111225_add_project_life_cycle_step_roles.rb
new file mode 100644
index 000000000000..e618a7696ae7
--- /dev/null
+++ b/db/migrate/20241126111225_add_project_life_cycle_step_roles.rb
@@ -0,0 +1,39 @@
+#-- copyright
+# OpenProject is an open source project management software.
+# Copyright (C) the OpenProject GmbH
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License version 3.
+#
+# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
+# Copyright (C) 2006-2013 Jean-Philippe Lang
+# Copyright (C) 2010-2013 the ChiliProject Team
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# See COPYRIGHT and LICENSE files for more details.
+#++
+
+require Rails.root.join("db/migrate/migration_utils/permission_adder")
+
+class AddProjectLifeCycleStepRoles < ActiveRecord::Migration[7.1]
+  def change
+    ::Migration::MigrationUtils::PermissionAdder
+      .add(:view_project, :view_project_stages_and_gates)
+
+    ::Migration::MigrationUtils::PermissionAdder
+      .add(:edit_project, :edit_project_stages_and_gates)
+  end
+end
diff --git a/spec/migrations/add_project_life_cycle_step_roles_spec.rb b/spec/migrations/add_project_life_cycle_step_roles_spec.rb
new file mode 100644
index 000000000000..d7317dd8ac1e
--- /dev/null
+++ b/spec/migrations/add_project_life_cycle_step_roles_spec.rb
@@ -0,0 +1,135 @@
+#-- copyright
+# OpenProject is an open source project management software.
+# Copyright (C) the OpenProject GmbH
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License version 3.
+#
+# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
+# Copyright (C) 2006-2013 Jean-Philippe Lang
+# Copyright (C) 2010-2013 the ChiliProject Team
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# See COPYRIGHT and LICENSE files for more details.
+#++
+
+require "spec_helper"
+require Rails.root.join("db/migrate/20241126111225_add_project_life_cycle_step_roles.rb")
+
+RSpec.describe AddProjectLifeCycleStepRoles, type: :model do
+  # Silencing migration logs, since we are not interested in that during testing
+  subject { ActiveRecord::Migration.suppress_messages { described_class.new.change } }
+
+  shared_examples_for "not changing permissions" do
+    it "is not changed" do
+      expect { subject }.not_to change { role.reload.permissions }
+    end
+
+    it "does not adds any new permissions" do
+      expect { subject }.not_to change(RolePermission, :count)
+    end
+  end
+
+  shared_examples_for "migration is idempotent" do
+    context "when the migration is ran twice" do
+      before { subject }
+
+      it_behaves_like "not changing permissions"
+    end
+  end
+
+  shared_examples_for "adding permissions" do |new_permissions|
+    it "adds the #{new_permissions} permissions for the role" do
+      public_permissions = OpenProject::AccessControl.public_permissions.map(&:name)
+      expect { subject }.to change { role.reload.permissions }
+        .from(match_array(permissions + public_permissions))
+        .to match_array(permissions + public_permissions + new_permissions)
+    end
+
+    it "adds #{new_permissions.size} new permissions" do
+      expect { subject }.to change(RolePermission, :count).by(new_permissions.size)
+    end
+  end
+
+  context "for a role not eligible to view_project_stages_and_gates" do
+    let!(:role) do
+      create(:project_role,
+             add_public_permissions: false,
+             permissions: %i[permission1 permission2])
+    end
+
+    it_behaves_like "not changing permissions"
+    it_behaves_like "migration is idempotent"
+  end
+
+  context "for a role eligible to view_project_stages_and_gates" do
+    let(:permissions) { %i[view_project permission1 permission2] }
+    let!(:role) { create(:project_role, permissions:) }
+
+    it_behaves_like "adding permissions", %i[view_project_stages_and_gates]
+    it_behaves_like "migration is idempotent"
+  end
+
+  context "for a role with view_project_stages_and_gates" do
+    let(:permissions) { %i[view_project_stages_and_gates view_project permission1 permission2] }
+    let!(:role) { create(:project_role, permissions:) }
+
+    it_behaves_like "not changing permissions"
+    it_behaves_like "migration is idempotent"
+  end
+
+  context "for a role not eligible to edit_project_stages_and_gates" do
+    let(:permissions) do
+      %i[view_project_stages_and_gates permission1 permission2]
+    end
+    let!(:role) { create(:project_role, permissions:) }
+
+    it_behaves_like "not changing permissions"
+    it_behaves_like "migration is idempotent"
+  end
+
+  context "for a role eligible to edit_project_stages_and_gates having view_project_stages_and_gates" do
+    let(:permissions) do
+      %i[view_project_stages_and_gates edit_project
+         view_project permission1 permission2]
+    end
+    let!(:role) { create(:project_role, permissions:) }
+
+    it_behaves_like "adding permissions", %i[edit_project_stages_and_gates]
+    it_behaves_like "migration is idempotent"
+  end
+
+  context "for a role eligible to edit_project_stages_and_gates not having view_project_stages_and_gates" do
+    let(:permissions) do
+      %i[edit_project view_project permission1 permission2]
+    end
+    let!(:role) { create(:project_role, permissions:) }
+
+    it_behaves_like "adding permissions", %i[edit_project_stages_and_gates view_project_stages_and_gates]
+    it_behaves_like "migration is idempotent"
+  end
+
+  context "for a role that already has the edit_project_stages_and_gates and view_project_stages_and_gates permission" do
+    let(:permissions) do
+      %i[edit_project_stages_and_gates view_project_stages_and_gates
+         edit_project view_project permission1 permission2]
+    end
+    let!(:role) { create(:project_role, permissions:) }
+
+    it_behaves_like "not changing permissions"
+    it_behaves_like "migration is idempotent"
+  end
+end