diff --git a/application/WorkorderMph/WorkorderMphModel.php b/application/WorkorderMph/WorkorderMphModel.php
index 5f5688f8e..a2ffde2de 100644
--- a/application/WorkorderMph/WorkorderMphModel.php
+++ b/application/WorkorderMph/WorkorderMphModel.php
@@ -16,6 +16,7 @@ class WorkorderMphModel extends TTCrudBaseModel
     public ?int $conduitToHuepLaid;
     public ?int $huepMounted;
     public ?int $dropCableAvailable;
+    public ?int $spliceCompleted;
     public int $create;
     public int $createBy;
 }
diff --git a/application/WorkorderMphBase/WorkorderMphBaseController.php b/application/WorkorderMphBase/WorkorderMphBaseController.php
index 03b3811b0..f0afa7a52 100644
--- a/application/WorkorderMphBase/WorkorderMphBaseController.php
+++ b/application/WorkorderMphBase/WorkorderMphBaseController.php
@@ -143,7 +143,7 @@ class WorkorderMphBaseController extends TTCrud
         $db = FronkDB::singleton(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
         $hausnummerId = $db->escape($workorder->hausnummerId);
 
-        $sql = "SELECT w.id, w.bezeichner, w.contact
+        $sql = "SELECT w.id, w.bezeichner, w.contact, w.oaid, w.note
                 FROM Wohneinheit w
                 WHERE w.hausnummer_id = $hausnummerId
                 ORDER BY w.bezeichner";
@@ -161,12 +161,15 @@ class WorkorderMphBaseController extends TTCrud
         $response = [];
         foreach ($wohneinheiten as $we) {
             $record = $recordsMap[$we['id']] ?? null;
+            // Prefer WorkorderMphWohneinheit note, fallback to addressdb note
+            $note = $record ? $record->note : $we['note'];
             $response[] = [
                 'wohneinheitId' => intval($we['id']),
                 'bezeichner' => $we['bezeichner'],
                 'contact' => $we['contact'],
+                'oaid' => $we['oaid'],
                 'status' => $record ? $record->status : 1,
-                'note' => $record ? $record->note : null,
+                'note' => $note,
                 'recordId' => $record ? $record->id : null,
             ];
         }
@@ -215,6 +218,13 @@ class WorkorderMphBaseController extends TTCrud
             ]);
         }
 
+        // Also save note to addressdb.Wohneinheit
+        $db = FronkDB::singleton(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
+        $escapedNote = $note !== null ? "'" . $db->escape($note) . "'" : "NULL";
+        $escapedWohneinheitId = $db->escape($wohneinheitId);
+        $updateSql = "UPDATE Wohneinheit SET note = $escapedNote WHERE id = $escapedWohneinheitId";
+        $db->query($updateSql);
+
         // Add journal entry if status or note changed
         if ($oldStatus !== $status || $oldNote !== $note) {
             $changes = [];
@@ -274,7 +284,7 @@ class WorkorderMphBaseController extends TTCrud
         if (!$workorder) self::sendError("Arbeitsauftrag nicht gefunden.");
 
         $changes = [];
-        $checkboxFields = ['easement', 'btb', 'fttxLocationSupplied', 'conduitToHuepLaid', 'huepMounted', 'dropCableAvailable'];
+        $checkboxFields = ['easement', 'btb', 'fttxLocationSupplied', 'conduitToHuepLaid', 'huepMounted', 'dropCableAvailable', 'spliceCompleted'];
 
         foreach ($checkboxFields as $field) {
             if (array_key_exists($field, $post)) {
diff --git a/db/migrations/20251117145123_add_splice_completed_to_workorder_mph.php b/db/migrations/20251117145123_add_splice_completed_to_workorder_mph.php
new file mode 100644
index 000000000..8cda96ea5
--- /dev/null
+++ b/db/migrations/20251117145123_add_splice_completed_to_workorder_mph.php
@@ -0,0 +1,30 @@
+<?php
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class AddSpliceCompletedToWorkorderMph extends AbstractMigration
+{
+    public function up(): void
+    {
+        if ($this->getEnvironment() == "thetool") {
+            $table = $this->table('WorkorderMph');
+            $table->addColumn('spliceCompleted', 'boolean', [
+                'null' => true,
+                'default' => null,
+                'comment' => 'Spleiß im HÜP/HAK erledigt',
+                'after' => 'dropCableAvailable'
+            ]);
+            $table->update();
+        }
+    }
+
+    public function down(): void
+    {
+        if ($this->getEnvironment() == "thetool") {
+            $table = $this->table('WorkorderMph');
+            $table->removeColumn('spliceCompleted');
+            $table->save();
+        }
+    }
+}
diff --git a/public/js/pages/WorkorderMphBase/WorkorderMphBase.js b/public/js/pages/WorkorderMphBase/WorkorderMphBase.js
index 5d9600ae3..c73b1d0b4 100644
--- a/public/js/pages/WorkorderMphBase/WorkorderMphBase.js
+++ b/public/js/pages/WorkorderMphBase/WorkorderMphBase.js
@@ -40,7 +40,7 @@ Vue.component('wohneinheit-status-manager', {
               <div class="we-cell we-bezeichner">
                 <strong>{{ we.bezeichner }}</strong>
                 <div class="text-muted small">
-                  <i class="fas fa-id-card mr-1"></i>OAID: {{ we.wohneinheitId }}
+                  <i class="fas fa-id-card mr-1"></i>OAID: {{ we.oaid }}
                 </div>
                 <div v-if="we.contact" class="contact-info text-muted">
                   <i class="fas fa-user mr-1"></i>{{ we.contact }}
@@ -87,8 +87,7 @@ Vue.component('wohneinheit-status-manager', {
                 this.wohneinheiten = data.wohneinheiten.map(we => ({
                     ...we,
                     changed: false,
-                    saving: false,
-                    note: we.note || 'Tür 1, Tür 2, Tür 3'
+                    saving: false
                 }));
                 this.statusOptions = data.statusOptions || [];
             } catch (e) {
@@ -185,6 +184,12 @@ Vue.component('checkbox-documentation', {
                 <span class="checkmark"></span>
                 <span class="checkbox-label">Dropkabel vorhanden</span>
               </label>
+
+              <label class="custom-checkbox-item" :class="{ disabled: isAdmin }">
+                <input type="checkbox" v-model="checkboxes.spliceCompleted" :disabled="isAdmin">
+                <span class="checkmark"></span>
+                <span class="checkbox-label">Spleiß im HÜP/HAK erledigt</span>
+              </label>
             </div>
             <div class="mt-3 text-right" v-if="!isAdmin">
               <tt-button @click="saveCheckboxes" text="Speichern"
@@ -203,7 +208,8 @@ Vue.component('checkbox-documentation', {
             fttxLocationSupplied: false,
             conduitToHuepLaid: false,
             huepMounted: false,
-            dropCableAvailable: false
+            dropCableAvailable: false,
+            spliceCompleted: false
         }
     }),
     methods: {
@@ -219,7 +225,8 @@ Vue.component('checkbox-documentation', {
                     fttxLocationSupplied: !!data.fttxLocationSupplied,
                     conduitToHuepLaid: !!data.conduitToHuepLaid,
                     huepMounted: !!data.huepMounted,
-                    dropCableAvailable: !!data.dropCableAvailable
+                    dropCableAvailable: !!data.dropCableAvailable,
+                    spliceCompleted: !!data.spliceCompleted
                 };
             } catch (e) {
                 window.notify('error', 'Checkboxen konnten nicht geladen werden.');