diff --git a/app/ui/templates/base/layout.html b/app/ui/templates/base/layout.html
index 7b04dfc..a2213cd 100644
--- a/app/ui/templates/base/layout.html
+++ b/app/ui/templates/base/layout.html
@@ -107,6 +107,50 @@
   {% set domain_context = get_domain_context(request) %}
   {% set is_system_admin_user = full_auth and ("System Admin" in ui_roles) %}
   {% set can_manage_local_storage_agent = full_auth and can_view_documents(current_user, ui_perms, ui_roles) and can_upload_documents(current_user, ui_perms, ui_roles) and (ui_roles|select("in", ["Firm Admin", "Partner", "Branch Manager"])|list|length > 0) %}
+
+  {# UI/UX V2 Phase 1G — Global Role Navigation Host.
+     Role navigation is rendered once, immediately below the shared header, so it
+     remains available on dashboards, shared modules, forms, detail pages and
+     submenu pages. Existing page-level navigation includes are suppressed by the
+     global_role_navigation_host_v2 flag inside each V2 navigation component. #}
+  {% set global_role_navigation_host_v2 = full_auth %}
+  {% set _workspace_cookie_v2 = request.cookies.get('uiux_active_workspace', '') if full_auth else '' %}
+  {% set _workspace_path_v2 = '' %}
+  {% if full_auth %}
+    {% if current_path.startswith('/system-admin') %}
+      {% set _workspace_path_v2 = 'system-admin' %}
+    {% elif current_path.startswith('/firm-admin') %}
+      {% set _workspace_path_v2 = 'firm-admin' %}
+    {% elif current_path.startswith('/partner') %}
+      {% set _workspace_path_v2 = 'partner' %}
+    {% elif current_path.startswith('/manager') %}
+      {% set _workspace_path_v2 = 'manager' %}
+    {% elif current_path.startswith('/employee/') or current_path == '/employee' %}
+      {% set _workspace_path_v2 = 'employee' %}
+    {% elif current_path.startswith('/consultant') %}
+      {% set _workspace_path_v2 = 'consultant' %}
+    {% elif current_path.startswith('/client') %}
+      {% set _workspace_path_v2 = 'client' %}
+    {% endif %}
+  {% endif %}
+  {% set active_workspace_v2 = _workspace_path_v2 or _workspace_cookie_v2 %}
+  {% if active_workspace_v2 == 'system-admin' and 'System Admin' not in ui_roles %}{% set active_workspace_v2 = '' %}{% endif %}
+  {% if active_workspace_v2 == 'firm-admin' and 'Firm Admin' not in ui_roles %}{% set active_workspace_v2 = '' %}{% endif %}
+  {% if active_workspace_v2 == 'partner' and 'Partner' not in ui_roles %}{% set active_workspace_v2 = '' %}{% endif %}
+  {% if active_workspace_v2 == 'manager' and not ('Manager' in ui_roles or 'Branch Manager' in ui_roles) %}{% set active_workspace_v2 = '' %}{% endif %}
+  {% if active_workspace_v2 == 'consultant' and 'Consultant' not in ui_roles %}{% set active_workspace_v2 = '' %}{% endif %}
+  {% if active_workspace_v2 == 'client' and 'Client' not in ui_roles %}{% set active_workspace_v2 = '' %}{% endif %}
+  {% if active_workspace_v2 == 'employee' and not (('Staff' in ui_roles) or ('Employee' in ui_roles) or can_view_employee_portal(current_user, ui_perms, ui_roles) or can_view_own_employee_work(current_user, ui_perms, ui_roles)) %}{% set active_workspace_v2 = '' %}{% endif %}
+  {% if full_auth and not active_workspace_v2 %}
+    {% if 'System Admin' in ui_roles %}{% set active_workspace_v2 = 'system-admin' %}
+    {% elif 'Firm Admin' in ui_roles %}{% set active_workspace_v2 = 'firm-admin' %}
+    {% elif 'Partner' in ui_roles %}{% set active_workspace_v2 = 'partner' %}
+    {% elif 'Manager' in ui_roles or 'Branch Manager' in ui_roles %}{% set active_workspace_v2 = 'manager' %}
+    {% elif 'Consultant' in ui_roles %}{% set active_workspace_v2 = 'consultant' %}
+    {% elif 'Client' in ui_roles %}{% set active_workspace_v2 = 'client' %}
+    {% elif ('Staff' in ui_roles) or ('Employee' in ui_roles) or can_view_employee_portal(current_user, ui_perms, ui_roles) or can_view_own_employee_work(current_user, ui_perms, ui_roles) %}{% set active_workspace_v2 = 'employee' %}
+    {% endif %}
+  {% endif %}
   {# Navigation UI Cleanup V2.1
      Sidebar is retained only for System Admin users.
      All other authenticated users use the floating top workspace bar on every page.
@@ -404,8 +448,31 @@
     <div class="min-h-screen">
       {% if use_clean_top_nav %}
         {% include "ui/templates/components/top_workspace_bar.html" %}
-        {% if is_system_admin_user %}
-          {% include "ui/templates/components/system_admin_navigation_v2.html" %}
+        {% if full_auth and active_workspace_v2 %}
+          {% with navigation_render_location_v2='global-host' %}
+            {% if active_workspace_v2 == 'system-admin' %}
+              {% include "ui/templates/components/system_admin_navigation_v2.html" %}
+            {% elif active_workspace_v2 == 'firm-admin' %}
+              {% include "ui/templates/components/firm_admin_navigation_v2.html" %}
+            {% elif active_workspace_v2 == 'partner' %}
+              {% include "ui/templates/components/partner_navigation_v2.html" %}
+            {% elif active_workspace_v2 == 'manager' %}
+              {% include "ui/templates/components/manager_navigation_v2.html" %}
+            {% elif active_workspace_v2 == 'employee' %}
+              {% include "ui/templates/components/staff_navigation_v2.html" %}
+            {% elif active_workspace_v2 == 'consultant' %}
+              {% include "ui/templates/components/consultant_navigation_v2.html" %}
+            {% elif active_workspace_v2 == 'client' %}
+              {% include "ui/templates/components/client_navigation_v2.html" %}
+            {% endif %}
+          {% endwith %}
+          <script>
+            (() => {
+              const workspace = {{ active_workspace_v2|tojson }};
+              if (!workspace) return;
+              document.cookie = `uiux_active_workspace=${encodeURIComponent(workspace)}; Path=/; SameSite=Lax`;
+            })();
+          </script>
         {% endif %}
       {% else %}
       <header class="border-b border-slate-200 bg-white/90 backdrop-blur">
diff --git a/app/ui/templates/components/client_navigation_v2.html b/app/ui/templates/components/client_navigation_v2.html
index 84180c9..86c02ec 100644
--- a/app/ui/templates/components/client_navigation_v2.html
+++ b/app/ui/templates/components/client_navigation_v2.html
@@ -1,3 +1,4 @@
+{% if navigation_render_location_v2|default('page') == 'global-host' or not global_role_navigation_host_v2|default(false) %}
 {#
   UI/UX V2 Phase 1C — Client pilot navigation
 
@@ -57,3 +58,4 @@
   {% include "ui/templates/components/navigation_v2.html" %}
   {% include "ui/templates/components/mobile_navigation_v2.html" %}
 </div>
+{% endif %}
diff --git a/app/ui/templates/components/consultant_navigation_v2.html b/app/ui/templates/components/consultant_navigation_v2.html
index 325ad86..5e6f627 100644
--- a/app/ui/templates/components/consultant_navigation_v2.html
+++ b/app/ui/templates/components/consultant_navigation_v2.html
@@ -1,3 +1,4 @@
+{% if navigation_render_location_v2|default('page') == 'global-host' or not global_role_navigation_host_v2|default(false) %}
 {#
   UI/UX V2 Phase 1C — Consultant pilot navigation
 
@@ -69,3 +70,4 @@
   {% include "ui/templates/components/navigation_v2.html" %}
   {% include "ui/templates/components/mobile_navigation_v2.html" %}
 </div>
+{% endif %}
diff --git a/app/ui/templates/components/firm_admin_navigation_v2.html b/app/ui/templates/components/firm_admin_navigation_v2.html
index 406f7b0..be483c4 100644
--- a/app/ui/templates/components/firm_admin_navigation_v2.html
+++ b/app/ui/templates/components/firm_admin_navigation_v2.html
@@ -1,3 +1,4 @@
+{% if navigation_render_location_v2|default('page') == 'global-host' or not global_role_navigation_host_v2|default(false) %}
 {#
   UI/UX V2 Phase 1E.1 — Unified Firm Admin navigation.
   Presentation only. Existing routes and route-level permissions remain authoritative.
@@ -150,3 +151,4 @@
   }
 })();
 </script>
+{% endif %}
diff --git a/app/ui/templates/components/manager_navigation_v2.html b/app/ui/templates/components/manager_navigation_v2.html
index ff07a74..bff70fa 100644
--- a/app/ui/templates/components/manager_navigation_v2.html
+++ b/app/ui/templates/components/manager_navigation_v2.html
@@ -1,3 +1,4 @@
+{% if navigation_render_location_v2|default('page') == 'global-host' or not global_role_navigation_host_v2|default(false) %}
 {#
   UI/UX V2 Phase 1D — Manager pilot navigation
 
@@ -57,3 +58,4 @@
   {% include "ui/templates/components/navigation_v2.html" %}
   {% include "ui/templates/components/mobile_navigation_v2.html" %}
 </div>
+{% endif %}
diff --git a/app/ui/templates/components/partner_navigation_v2.html b/app/ui/templates/components/partner_navigation_v2.html
index c91fa74..9462fdc 100644
--- a/app/ui/templates/components/partner_navigation_v2.html
+++ b/app/ui/templates/components/partner_navigation_v2.html
@@ -1,3 +1,4 @@
+{% if navigation_render_location_v2|default('page') == 'global-host' or not global_role_navigation_host_v2|default(false) %}
 {#
   UI/UX V2 Phase 1D — Partner pilot navigation
 
@@ -57,3 +58,4 @@
   {% include "ui/templates/components/navigation_v2.html" %}
   {% include "ui/templates/components/mobile_navigation_v2.html" %}
 </div>
+{% endif %}
diff --git a/app/ui/templates/components/staff_navigation_v2.html b/app/ui/templates/components/staff_navigation_v2.html
index d69cef8..75b3696 100644
--- a/app/ui/templates/components/staff_navigation_v2.html
+++ b/app/ui/templates/components/staff_navigation_v2.html
@@ -1,3 +1,4 @@
+{% if navigation_render_location_v2|default('page') == 'global-host' or not global_role_navigation_host_v2|default(false) %}
 {#
   UI/UX V2 Phase 1B — Staff pilot navigation
 
@@ -69,3 +70,4 @@
   {% include "ui/templates/components/navigation_v2.html" %}
   {% include "ui/templates/components/mobile_navigation_v2.html" %}
 </div>
+{% endif %}
diff --git a/app/ui/templates/components/system_admin_navigation_v2.html b/app/ui/templates/components/system_admin_navigation_v2.html
index f77034d..a1e5f41 100644
--- a/app/ui/templates/components/system_admin_navigation_v2.html
+++ b/app/ui/templates/components/system_admin_navigation_v2.html
@@ -1,3 +1,4 @@
+{% if navigation_render_location_v2|default('page') == 'global-host' or not global_role_navigation_host_v2|default(false) %}
 {#
   UI/UX V2 Phase 1F — System Admin workspace navigation.
   Presentation only. Existing routes and route-level permissions remain authoritative.
@@ -193,3 +194,4 @@
   }
 })();
 </script>
+{% endif %}