diff --git a/Layout/default/ADBWohneinheit/Form.php b/Layout/default/ADBWohneinheit/Form.php
new file mode 100644
index 000000000..b3d9bbc7f
--- /dev/null
+++ b/Layout/default/ADBWohneinheit/Form.php
@@ -0,0 +1 @@
+<?php
diff --git a/Layout/default/ADBWohneinheit/Index.php b/Layout/default/ADBWohneinheit/Index.php
new file mode 100644
index 000000000..b3d9bbc7f
--- /dev/null
+++ b/Layout/default/ADBWohneinheit/Index.php
@@ -0,0 +1 @@
+<?php
diff --git a/Layout/default/AddressDB/Form.php b/Layout/default/AddressDB/Form.php
index 19aa196ba..02f501251 100644
--- a/Layout/default/AddressDB/Form.php
+++ b/Layout/default/AddressDB/Form.php
@@ -175,6 +175,17 @@
                     </div>
                   </div>
                   
+                  <div class="form-group row">
+                    <label class="col-lg-2 col-form-label" for="gdaeigenschaft">GDA-Eigenschaft</label>
+                    <div class="col-lg-10">
+                      <?php if(is_array($save_data) && array_key_exists("gdaeigenschaft", $save_data)): ?>
+                      <input type="text" class="form-control" name="gdaeigenschaft" id="gdaeigenschaft" value="<?=$save_data['gdaeigenschaft']?>">
+                      <?php else: ?>
+                      <input type="text" class="form-control" name="gdaeigenschaft" id="gdaeigenschaft" value="<?=$address->gdaeigenschaft?>">
+                      <?php endif; ?>
+                    </div>
+                  </div>
+                  
                   <div class="form-group row">
                     <label class="col-lg-2 col-form-label" for="gps_lat">GPS Breite</label>
                     <div class="col-lg-10">
diff --git a/Layout/default/AddressDB/export.csv.php b/Layout/default/AddressDB/export.csv.php
index c6f3f7979..a675dfeac 100644
--- a/Layout/default/AddressDB/export.csv.php
+++ b/Layout/default/AddressDB/export.csv.php
@@ -3,7 +3,7 @@ ob_end_flush();
 header("Content-type: text/csv");
 header('Content-disposition: attachment; filename="addressdb-export-'.date('Y-m-d_H-i-s').'.csv"');
 ?>
-AddressDB_ID;Extref;Adrcd;OAID;Netzgebiet_Extref;Netzgebiet;GKZ;Gemeinde;OKZ;Ortschaft;PLZ;SKZ;Strasse;Hausnummer;Grundstueck;GPS Breite; GPS Laenge;Rollout;Rollout_Info;Freigabe;Nutzungseinheiten
+AddressDB_ID;Extref;Adrcd;OAID;Netzgebiet_Extref;Netzgebiet;GKZ;Gemeinde;OKZ;Ortschaft;PLZ;SKZ;Strasse;Hausnummer;Grundstueck;GPS Breite; GPS Laenge;Rollout;Rollout_Info;Freigabe;Nutzungseinheiten;GDA-Eingenschaft;Meridian;RW;HW
 <?php
 $line = 0;
 
@@ -21,7 +21,8 @@ while($data = mysqli_fetch_object($res)):
   }
   $unit_count = $data->unit_count;
 ?>
-<?=$data->id?>;"<?=$data->extref?>";<?=$data->adrcd?>;"<?=$data->oaid?>";"<?=$netzgebiet->extref?>";"<?=$netzgebiet->name?>";<?=$gemeinde->kennziffer?>;"<?=$gemeinde->name?>";<?=$ortschaft->kennziffer?>;"<?=$ortschaft->name?>";"<?=$plz->plz?>";<?=$strasse->kennziffer?>;"<?=$strasse->name?>";"<?=$data->hausnummer?>";"<?=$data->grund_nr?>";<?=$data->gps_lat?>;<?=$data->gps_long?>;<?=$data->rollout?>;"<?=$data->rollout_info?>";"<?=$freigabe?>";<?=$unit_count?>;
+<?=$data->id?>;"<?=$data->extref?>";<?=$data->adrcd?>;"<?=$data->oaid?>";"<?=$netzgebiet->extref?>";"<?=$netzgebiet->name?>";<?=$gemeinde->kennziffer?>;"<?=$gemeinde->name?>";<?=$ortschaft->kennziffer?>;"<?=$ortschaft->name?>";"<?=$plz->plz?>";<?=$strasse->kennziffer?>;"<?=$strasse->name?>";"<?=$data->hausnummer?>";"<?=$data->grund_nr?>";<?=$data->gps_lat?>;<?=$data->gps_long?>;<?=$data->rollout?>;"<?=$data->rollout_info?>";"<?=$freigabe?>";<?=$unit_count?>;"<?=$data->gdaeigenschaft?>";"<?=$data->meridian?>";<?=$data->rw?>;<?=$data->hw?>
+
 <?php
 $i++;
 if($line % 1000 === 0) {
diff --git a/application/ADBWohneinheit/ADBWohneinheitController.php b/application/ADBWohneinheit/ADBWohneinheitController.php
new file mode 100644
index 000000000..6836891c8
--- /dev/null
+++ b/application/ADBWohneinheit/ADBWohneinheitController.php
@@ -0,0 +1,5 @@
+<?php
+
+class ADBWohneinheitController extends mfBaseController {
+  
+}
\ No newline at end of file
diff --git a/application/AddressDB/AddressDB.php b/application/AddressDB/AddressDB.php
index d30f6eeea..a42a84975 100644
--- a/application/AddressDB/AddressDB.php
+++ b/application/AddressDB/AddressDB.php
@@ -204,6 +204,7 @@ class AddressDB {
     $hausnummer_data['strasse_id'] = $strasse->id;
     $hausnummer_data['hausnummer'] = $data['hausnummer'];
     $hausnummer_data['grund_nr'] = $data['grund_nr'];
+    $hausnummer_data['gdaeigenschaft'] = $data['gdaeigenschaft'];
     $hausnummer_data['gps_lat'] = ($data['gps_lat']) ? str_replace(",", ".", $data['gps_lat']) : null;
     $hausnummer_data['gps_long'] = ($data['gps_long']) ? str_replace(",", ".", $data['gps_long']) : null;
     $hausnummer_data['rollout'] = (trim($data['rollout'])) ? trim($data['rollout']) : null;
diff --git a/application/AddressDB/AddressDBController.php b/application/AddressDB/AddressDBController.php
index c537645ee..2e1a63f5b 100644
--- a/application/AddressDB/AddressDBController.php
+++ b/application/AddressDB/AddressDBController.php
@@ -231,7 +231,7 @@ class AddressDBController extends mfBaseController {
     }
     
     $required = ['netzgebiet_id','strasse','hausnummer','plz','ortschaft','gemeinde'];
-    foreach(['adrcd','extref','netzgebiet_id','strasse','hausnummer','plz','ortschaft','gemeinde','grund_nr','gps_lat','gps_long','unit_count'] as $field) {
+    foreach(['adrcd','extref','netzgebiet_id','strasse','hausnummer','plz','ortschaft','gemeinde','grund_nr','gdaeigenschaft','gps_lat','gps_long','unit_count'] as $field) {
       if(in_array($field, $required)) {
         if(!trim($r->$field)) {
           $this->layout()->setFlash("'".ucfirst($field)."' darf nicht leer sein!", "error");