diff --git a/Lisp/addattribute.lsp b/Lisp/addattribute.lsp
index 6653bf0..954cea6 100644
--- a/Lisp/addattribute.lsp
+++ b/Lisp/addattribute.lsp
@@ -3,11 +3,9 @@
 ;; Synchronisiert ATTDEF-Attribute in den ILS-Block-DWGs mit den
 ;; Werten aus allocations.json.
 ;;
-;; Es wird zwischen data/ils/2D und data/ils/3D unterschieden: nach
-;; Auswahl des Verzeichnisses wird die dortige allocations.json
-;; gelesen (data/ils/<2D|3D>/allocations.json) und anschliessend
-;; werden ausschliesslich die DWGs in genau diesem Verzeichnis
-;; bearbeitet.
+;; Es wird die allocations.json aus data/ils gelesen
+;; (data/ils/allocations.json) und anschliessend werden
+;; ausschliesslich die DWGs in genau diesem Verzeichnis bearbeitet.
 ;;
 ;; Ablauf je JSON-Eintrag  "Blockname": {"TAG": "Wert", ...}:
 ;;   - <Blockname>.dwg im selben Verzeichnis wie die JSON oeffnen
@@ -28,7 +26,7 @@
 ;; Voraussetzung: DXFM_DATA ist gesetzt (siehe bin/setenv.bat).
 ;;
 ;; Aufruf in BricsCAD:
-;;   (load "C:/.../data/ils/2D/addattribute.lisp")
+;;   (load "C:/.../Lisp/addattribute.lsp")
 ;;   ILS_ATTR_SYNC
 ;; ============================================================
 
@@ -157,7 +155,7 @@
 ;; ------------------------------------------------------------
 ;; Hauptbefehl
 ;; ------------------------------------------------------------
-(defun c:ILS_ATTR_SYNC ( / data-dir json-pfad dwg-dir dwg-unterverz daten orig-doc anzahl-aktualisiert
+(defun c:ILS_ATTR_SYNC ( / data-dir json-pfad dwg-dir daten orig-doc anzahl-aktualisiert
                           anzahl-unveraendert anzahl-fehler anzahl-fehlt eintrag blockname attribs
                           dwg-pfad bereits-offen fehler fehlende-liste name)
   (setq data-dir (getenv "DXFM_DATA"))
@@ -169,10 +167,7 @@
   )
   (setq data-dir (vl-string-translate "\\" "/" data-dir))
 
-  (initget "2D 3D")
-  (setq dwg-unterverz (getkword "\nDWG-Verzeichnis waehlen [2D/3D] <2D>: "))
-  (if (not dwg-unterverz) (setq dwg-unterverz "2D"))
-  (setq dwg-dir   (strcat data-dir "/ils/" dwg-unterverz)
+  (setq dwg-dir   (strcat data-dir "/ils")
         json-pfad (strcat dwg-dir "/allocations.json")
   )
   (if (not (findfile json-pfad))
diff --git a/Lisp/collect_attributes.lsp b/Lisp/collect_attributes.lsp
index 401aef5..5dab998 100644
--- a/Lisp/collect_attributes.lsp
+++ b/Lisp/collect_attributes.lsp
@@ -6,9 +6,8 @@
 ;; allocations.json (siehe addattribute.lsp):
 ;;   {"Blockname": {"TAG1": "Wert1", "TAG2": "Wert2", ...}, ...}
 ;;
-;; Wird zunaechst fuer data/ils/2D und data/ils/3D ausgefuehrt -
-;; je Verzeichnis entsteht eine eigene allocations_collected.json,
-;; direkt im jeweiligen Verzeichnis abgelegt.
+;; Wird fuer data/ils ausgefuehrt - es entsteht eine
+;; allocations_collected.json direkt in diesem Verzeichnis.
 ;;
 ;; Voraussetzung: DXFM_DATA ist gesetzt (siehe bin/setenv.bat).
 ;;
@@ -215,9 +214,9 @@
 )
 
 ;; ------------------------------------------------------------
-;; Hauptbefehl - verarbeitet DXFM_DATA/ils/2D und DXFM_DATA/ils/3D
+;; Hauptbefehl - verarbeitet DXFM_DATA/ils
 ;; ------------------------------------------------------------
-(defun c:ILS_ATTR_COLLECT ( / data-dir basis-dir subverz dwg-dir json-pfad)
+(defun c:ILS_ATTR_COLLECT ( / data-dir dwg-dir json-pfad)
   (setq data-dir (getenv "DXFM_DATA"))
   (if (not data-dir)
     (progn
@@ -226,16 +225,10 @@
     )
   )
   (setq data-dir  (vl-string-translate "\\" "/" data-dir)
-        basis-dir (strcat data-dir "/ils")
-  )
-
-  (foreach subverz '("2D" "3D")
-    (setq dwg-dir   (strcat basis-dir "/" subverz)
-          json-pfad (strcat dwg-dir "/allocations_collected.json")
-    )
-    (princ (strcat "\n[ATTR-COLLECT] === " subverz " ==="))
-    (cac-collect-directory dwg-dir json-pfad)
+        dwg-dir   (strcat data-dir "/ils")
+        json-pfad (strcat dwg-dir "/allocations_collected.json")
   )
+  (cac-collect-directory dwg-dir json-pfad)
   (princ)
 )
 
diff --git a/data/ils/AN8_2D.dwg b/data/ils/AN8_2D.dwg
index 6754a0b..9adff39 100644
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diff --git a/data/ils/AS_Element_90_links_2D.dwg b/data/ils/AS_Element_90_links_2D.dwg
index ad5c21a..def0a85 100644
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diff --git a/data/ils/AS_Element_90_rechts_2D.dwg b/data/ils/AS_Element_90_rechts_2D.dwg
index 5bf44c4..9e5cc58 100644
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diff --git a/data/ils/ES_Element_30_rechts_2D.dwg b/data/ils/ES_Element_30_rechts_2D.dwg
index 9f69d5e..90a7d7a 100644
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diff --git a/data/ils/ES_Element_90_links_2D.dwg b/data/ils/ES_Element_90_links_2D.dwg
index 9db90ff..94c4de8 100644
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diff --git a/data/ils/ES_Element_90_rechts_2D.dwg b/data/ils/ES_Element_90_rechts_2D.dwg
index 2ad6b93..fc98107 100644
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diff --git a/data/ils/Gefaellebogen_links_30_R500_2D.dwg b/data/ils/Gefaellebogen_links_30_R500_2D.dwg
index 86aa919..38b5d81 100644
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diff --git a/data/ils/Gefaellebogen_links_60_R500_2D.dwg b/data/ils/Gefaellebogen_links_60_R500_2D.dwg
index 750fc4f..95f1143 100644
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diff --git a/data/ils/Gefaellebogen_links_90_R500_2D.dwg b/data/ils/Gefaellebogen_links_90_R500_2D.dwg
index eaa7bfa..34a4cc1 100644
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diff --git a/data/ils/Gefaellebogen_rechts_30_R500_2D.dwg b/data/ils/Gefaellebogen_rechts_30_R500_2D.dwg
index d468173..6e0f70f 100644
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diff --git a/data/ils/Gefaellebogen_rechts_60_R500_2D.dwg b/data/ils/Gefaellebogen_rechts_60_R500_2D.dwg
index fb8776f..9c0350e 100644
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diff --git a/data/ils/Gefaellebogen_rechts_90_R500_2D.dwg b/data/ils/Gefaellebogen_rechts_90_R500_2D.dwg
index cb3d099..e5fc0bf 100644
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diff --git a/data/ils/SC_Entladung_2D.dwg b/data/ils/SC_Entladung_2D.dwg
index 4618d81..8d85714 100644
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diff --git a/data/ils/SP8_2D.dwg b/data/ils/SP8_2D.dwg
index 78bac4b..426fd81 100644
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diff --git a/data/ils/Scanner_2D.dwg b/data/ils/Scanner_2D.dwg
index df80344..05a72be 100644
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index fe021d9..48cb238 100644
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index 00117ec..8e23716 100644
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diff --git a/data/ils/Staustrecke_SP_Vario_links_1000_mm_2D.dwg b/data/ils/Staustrecke_SP_Vario_links_1000_mm_2D.dwg
index 6f70dc7..2afadb2 100644
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index 2360f67..48ae98e 100644
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index 7397a96..cd3a2a5 100644
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index cf50945..8759238 100644
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index 06b89c0..4acb5c7 100644
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index e1b180c..d60b82b 100644
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index 961ed8b..0ed4c60 100644
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diff --git a/data/ils/Vario_Kurve_rechts_90_TEF_aussen_2D.dwg b/data/ils/Vario_Kurve_rechts_90_TEF_aussen_2D.dwg
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diff --git a/data/ils/Vario_Motorstation_500mm_links_2D.dwg b/data/ils/Vario_Motorstation_500mm_links_2D.dwg
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diff --git a/data/ils/Vario_Motorstation_500mm_links_3D.dwg b/data/ils/Vario_Motorstation_500mm_links_3D.dwg
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diff --git a/data/ils/Vario_Motorstation_500mm_rechts_2D.dwg b/data/ils/Vario_Motorstation_500mm_rechts_2D.dwg
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diff --git a/data/ils/Vario_Motorstation_500mm_rechts_3D.dwg b/data/ils/Vario_Motorstation_500mm_rechts_3D.dwg
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diff --git a/data/ils/Vario_Staustrecke_SP_1000_mm_3D.dwg b/data/ils/Vario_Staustrecke_SP_1000_mm_3D.dwg
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