diff --git a/app/modules/partner_dashboard/templates/partner_dashboard/dashboard.html b/app/modules/partner_dashboard/templates/partner_dashboard/dashboard.html
index b2bd9a8..a2c5594 100644
--- a/app/modules/partner_dashboard/templates/partner_dashboard/dashboard.html
+++ b/app/modules/partner_dashboard/templates/partner_dashboard/dashboard.html
@@ -1,9 +1,7 @@
 {% extends "ui/templates/base/layout.html" %}
 {% block content %}
-{% include "ui/templates/components/partner_navigation_v2.html" %}
-
-<div class="space-y-6">
-  <section class="rounded-3xl border border-slate-200 bg-white p-6 shadow-soft">
+<section class="space-y-6">
+  <div class="rounded-3xl border border-slate-200 bg-white p-6 shadow-soft">
     <div class="flex flex-col gap-4 lg:flex-row lg:items-center lg:justify-between">
       <div>
         <p class="text-xs font-semibold uppercase tracking-[0.24em] text-brand-600">Branch Operations Control Centre</p>
@@ -16,132 +14,90 @@
         </p>
       </div>
     </div>
-  </section>
+  </div>
 
-  {% set tabs = [
-    ('overview','Overview'),
-    ('branch-work','Branch Work'),
-    ('clients','Clients'),
-    ('staff','Staff'),
-    ('review','Review'),
-    ('billing','Billing'),
-    ('reports','Reports'),
-    ('wizards','Wizards')
-  ] %}
+  {# Dashboard sections are now part of the unified Partner Dashboard submenu. #}
 
-  <section class="rounded-3xl border border-slate-200 bg-white p-2 shadow-soft">
-    <details id="partner-dashboard-mobile-menu" class="group sm:hidden">
-      <summary class="flex cursor-pointer list-none items-center justify-between rounded-2xl px-4 py-3 text-sm font-semibold text-slate-800 transition hover:bg-slate-50 focus:outline-none focus-visible:ring-4 focus-visible:ring-brand-100">
-        <span class="flex items-center gap-3">
-          <svg class="h-5 w-5 text-slate-600" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" aria-hidden="true">
-            <path stroke-linecap="round" stroke-linejoin="round" d="M4 6h16M4 12h16M4 18h16" />
-          </svg>
-          <span>Dashboard Menu</span>
-        </span>
-        <span class="flex items-center gap-2 text-xs font-medium text-slate-500">
-          <span>Partner dashboard sections</span>
-          <svg class="h-4 w-4 transition-transform group-open:rotate-180" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" aria-hidden="true">
-            <path stroke-linecap="round" stroke-linejoin="round" d="m6 9 6 6 6-6" />
-          </svg>
-        </span>
-      </summary>
-
-      <div class="mt-2 space-y-1 border-t border-slate-100 px-2 pb-2 pt-3" role="navigation" aria-label="Partner dashboard sections">
-        {% for code, label in tabs %}
-        <button
-          type="button"
-          data-tab="{{ code }}"
-          class="partner-dashboard-mobile-tab flex w-full items-center justify-between rounded-xl px-3 py-3 text-left text-sm font-semibold transition {% if active_tab == code %}bg-brand-600 text-white{% else %}text-slate-700 hover:bg-slate-100{% endif %}"
-          {% if active_tab == code %}aria-current="page"{% endif %}
-        >
-          <span>{{ label }}</span>
-          {% if active_tab == code %}
-          <span class="rounded-full bg-white/20 px-2 py-0.5 text-[10px] font-bold uppercase tracking-wide">Current</span>
-          {% endif %}
-        </button>
-        {% endfor %}
-      </div>
-    </details>
-
-    <div class="hidden gap-2 overflow-x-auto sm:flex" id="partner-dashboard-tabs" role="navigation" aria-label="Partner dashboard sections">
-      {% for code, label in tabs %}
-      <button type="button" data-tab="{{ code }}" class="partner-dashboard-tab whitespace-nowrap rounded-2xl px-4 py-2 text-sm font-semibold transition {% if active_tab == code %}bg-brand-600 text-white{% else %}text-slate-600 hover:bg-slate-100{% endif %}" {% if active_tab == code %}aria-current="page"{% endif %}>{{ label }}</button>
-      {% endfor %}
-    </div>
-  </section>
-
-  <section id="partner-dashboard-panel">
-    {% include 'modules/partner_dashboard/templates/partner_dashboard/partials/' ~ (active_tab|replace('-', '_')) ~ '.html' ignore missing %}
-  </section>
-</div>
+  <div id="partner-dashboard-panel"
+       data-initial-tab="{{ active_tab }}"
+       class="min-h-[360px]">
+    <div class="rounded-3xl border border-slate-200 bg-white p-8 text-center text-sm text-slate-500 shadow-soft">Loading dashboard...</div>
+  </div>
+</section>
 
 <script>
-(function(){
+(function () {
+  "use strict";
+
   const panel = document.getElementById('partner-dashboard-panel');
-  const desktopButtons = Array.from(document.querySelectorAll('.partner-dashboard-tab'));
-  const mobileButtons = Array.from(document.querySelectorAll('.partner-dashboard-mobile-tab'));
-  const mobileMenu = document.getElementById('partner-dashboard-mobile-menu');
-  const allButtons = desktopButtons.concat(mobileButtons);
+  if (!panel) return;
 
-  function applyActiveClasses(button, active) {
-    button.classList.toggle('bg-brand-600', active);
-    button.classList.toggle('text-white', active);
-    button.classList.toggle('text-slate-600', !active && button.classList.contains('partner-dashboard-tab'));
-    button.classList.toggle('text-slate-700', !active && button.classList.contains('partner-dashboard-mobile-tab'));
-    button.classList.toggle('hover:bg-slate-100', !active);
+  const dashboardLinks = Array.from(document.querySelectorAll(
+    '[data-uiux-v2-pilot="partner"] a[href^="/partner/dashboard?tab="]'
+  ));
 
-    if (active) {
-      button.setAttribute('aria-current', 'page');
-    } else {
-      button.removeAttribute('aria-current');
-    }
-
-    if (button.classList.contains('partner-dashboard-mobile-tab')) {
-      let badge = button.querySelector('[data-current-badge]');
-      if (active && !badge) {
-        badge = document.createElement('span');
-        badge.dataset.currentBadge = 'true';
-        badge.className = 'rounded-full bg-white/20 px-2 py-0.5 text-[10px] font-bold uppercase tracking-wide';
-        badge.textContent = 'Current';
-        button.appendChild(badge);
-      } else if (!active && badge) {
-        badge.remove();
-      }
+  function tabFromLink(link) {
+    try {
+      return new URL(link.href, window.location.origin).searchParams.get('tab') || 'overview';
+    } catch (error) {
+      return 'overview';
     }
   }
 
-  function setActiveTab(tab) {
-    allButtons.forEach(button => {
-      applyActiveClasses(button, button.dataset.tab === tab);
+  function setActive(tabName) {
+    dashboardLinks.forEach((link) => {
+      const active = tabFromLink(link) === tabName;
+      link.classList.toggle('bg-brand-50', active);
+      link.classList.toggle('text-brand-700', active);
+      link.classList.toggle('text-slate-700', !active);
+      if (active) {
+        link.setAttribute('aria-current', 'page');
+      } else {
+        link.removeAttribute('aria-current');
+      }
     });
   }
 
-  async function loadTab(tab) {
-    setActiveTab(tab);
-    if (mobileMenu) {
-      mobileMenu.open = false;
-    }
-
+  async function loadTab(tabName, pushState) {
+    setActive(tabName);
     panel.innerHTML = '<div class="rounded-3xl border border-slate-200 bg-white p-8 text-center text-sm text-slate-500 shadow-soft">Loading...</div>';
 
     try {
-      const response = await fetch('/partner/dashboard/tab/' + encodeURIComponent(tab), {
-        headers: {'X-Requested-With': 'fetch'}
+      const response = await fetch('/partner/dashboard/tab/' + encodeURIComponent(tabName), {
+        headers: { 'X-Requested-With': 'fetch' }
       });
-      if (!response.ok) {
-        throw new Error('HTTP ' + response.status);
-      }
+      if (!response.ok) throw new Error('Tab load failed');
 
       panel.innerHTML = await response.text();
-      history.replaceState(null, '', '/partner/dashboard?tab=' + encodeURIComponent(tab));
+
+      if (pushState) {
+        const url = new URL(window.location.href);
+        url.searchParams.set('tab', tabName);
+        history.pushState({ tab: tabName }, '', url.toString());
+      }
+
+      document.querySelectorAll('[data-uiux-v2-pilot="partner"] details[open]').forEach((details) => {
+        details.open = false;
+      });
     } catch (error) {
-      panel.innerHTML = '<div class="rounded-3xl border border-red-200 bg-red-50 p-6 text-sm font-semibold text-red-700">Unable to load tab. Please refresh the page.</div>';
+      panel.innerHTML = '<div class="rounded-3xl border border-red-200 bg-red-50 p-6 text-sm text-red-700 shadow-soft">Unable to load this dashboard section. Please refresh the page.</div>';
     }
   }
 
-  allButtons.forEach(button => {
-    button.addEventListener('click', () => loadTab(button.dataset.tab));
+  dashboardLinks.forEach((link) => {
+    link.addEventListener('click', function (event) {
+      if (window.location.pathname !== '/partner/dashboard') return;
+      event.preventDefault();
+      loadTab(tabFromLink(link), true);
+    });
   });
+
+  window.addEventListener('popstate', function () {
+    const url = new URL(window.location.href);
+    loadTab(url.searchParams.get('tab') || 'overview', false);
+  });
+
+  loadTab(panel.dataset.initialTab || 'overview', false);
 })();
 </script>
 {% endblock %}
diff --git a/app/ui/templates/components/partner_navigation_v2.html b/app/ui/templates/components/partner_navigation_v2.html
index 9462fdc..1749353 100644
--- a/app/ui/templates/components/partner_navigation_v2.html
+++ b/app/ui/templates/components/partner_navigation_v2.html
@@ -1,19 +1,26 @@
 {% 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
-
-  Presentation-only replacement for the existing partner tab strip.
-  Existing URLs, route protection, dashboard content, forms and page actions
-  are unchanged.
+  UI/UX V2 Phase 1D.5 — Unified Partner navigation.
+  Presentation only. Existing routes and route-level permissions remain authoritative.
 #}
 {% set _partner_path = request.url.path %}
+{% set _partner_tab = request.query_params.get('tab', 'overview') %}
 {% set navigation_aria_label_v2 = 'Partner workspace navigation' %}
 {% set navigation_items_v2 = [
   {
     'label': 'Dashboard',
-    'url': '/partner/dashboard',
     'visible': true,
-    'active': _partner_path == '/partner/dashboard'
+    'active': _partner_path.startswith('/partner/dashboard'),
+    'children': [
+      {'label': 'Overview', 'url': '/partner/dashboard?tab=overview', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'overview'},
+      {'label': 'Branch Work', 'url': '/partner/dashboard?tab=branch-work', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'branch-work'},
+      {'label': 'Clients', 'url': '/partner/dashboard?tab=clients', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'clients'},
+      {'label': 'Staff', 'url': '/partner/dashboard?tab=staff', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'staff'},
+      {'label': 'Review', 'url': '/partner/dashboard?tab=review', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'review'},
+      {'label': 'Billing', 'url': '/partner/dashboard?tab=billing', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'billing'},
+      {'label': 'Reports', 'url': '/partner/dashboard?tab=reports', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'reports'},
+      {'label': 'Wizards', 'url': '/partner/dashboard?tab=wizards', 'active': _partner_path.startswith('/partner/dashboard') and _partner_tab == 'wizards'}
+    ]
   },
   {
     'label': 'Review Board',
@@ -54,8 +61,57 @@
   }
 ] %}
 
-<div class="mb-6 overflow-hidden rounded-2xl border border-slate-200 bg-white shadow-soft" data-uiux-v2-pilot="partner">
+<div class="border-b border-slate-200 bg-white shadow-sm" data-uiux-v2-pilot="partner">
   {% include "ui/templates/components/navigation_v2.html" %}
   {% include "ui/templates/components/mobile_navigation_v2.html" %}
 </div>
+
+<script>
+(function () {
+  "use strict";
+
+  function initialisePartnerDropdowns() {
+    var root = document.querySelector('[data-uiux-v2-pilot="partner"]');
+    if (!root || root.dataset.dropdownAutoCloseInitialised === 'true') return;
+
+    var desktopNav = root.querySelector('nav[data-uiux-v2="desktop-navigation"]');
+    if (!desktopNav) return;
+
+    root.dataset.dropdownAutoCloseInitialised = 'true';
+    var dropdowns = Array.from(desktopNav.querySelectorAll('details'));
+
+    function closeAllExcept(exception) {
+      dropdowns.forEach(function (details) {
+        if (details !== exception) details.removeAttribute('open');
+      });
+    }
+
+    dropdowns.forEach(function (details) {
+      details.addEventListener('toggle', function () {
+        if (details.open) closeAllExcept(details);
+      });
+
+      details.querySelectorAll('a[href]').forEach(function (link) {
+        link.addEventListener('click', function () {
+          details.removeAttribute('open');
+        });
+      });
+    });
+
+    document.addEventListener('click', function (event) {
+      if (!root.contains(event.target)) closeAllExcept(null);
+    });
+
+    document.addEventListener('keydown', function (event) {
+      if (event.key === 'Escape') closeAllExcept(null);
+    });
+  }
+
+  if (document.readyState === 'loading') {
+    document.addEventListener('DOMContentLoaded', initialisePartnerDropdowns, { once: true });
+  } else {
+    initialisePartnerDropdowns();
+  }
+})();
+</script>
 {% endif %}
diff --git a/app/ui/templates/components/top_workspace_bar.html b/app/ui/templates/components/top_workspace_bar.html
index 57528cf..f13ff01 100644
--- a/app/ui/templates/components/top_workspace_bar.html
+++ b/app/ui/templates/components/top_workspace_bar.html
@@ -1,4 +1,4 @@
-{% set _uiux_full_width_header = ('System Admin' in (ui_roles|default([], true))) or ('Firm Admin' in (ui_roles|default([], true))) %}
+{% set _uiux_full_width_header = ('System Admin' in (ui_roles|default([], true))) or ('Firm Admin' in (ui_roles|default([], true))) or ('Partner' in (ui_roles|default([], true))) %}
 <header class="sticky top-0 z-40 border-b border-slate-200/70 {{ 'bg-white/95' if _uiux_full_width_header else 'bg-slate-100/85' }} backdrop-blur-xl">
   <div class="{{ 'w-full px-4 py-3 sm:px-6 lg:px-8' if _uiux_full_width_header else 'mx-auto max-w-[1500px] px-3 py-3 sm:px-6 lg:px-8' }}">
     <div class="{{ 'border-0 bg-transparent px-0 py-0 shadow-none' if _uiux_full_width_header else 'rounded-3xl border border-slate-200 bg-white/95 px-3 py-3 shadow-soft sm:px-4' }}">