diff --git a/alfa-client/libs/collaboration-shared/src/lib/collaboration.model.ts b/alfa-client/libs/collaboration-shared/src/lib/collaboration.model.ts
index fcb9e46a0f425881fde852945de31f85de3c1408..8f6640e0ee779637a1a7196aa377244815cd87be 100644
--- a/alfa-client/libs/collaboration-shared/src/lib/collaboration.model.ts
+++ b/alfa-client/libs/collaboration-shared/src/lib/collaboration.model.ts
@@ -5,7 +5,12 @@ export interface Collaboration {
   titel: string;
   beschreibung: string;
   zustaendigeStelle: ResourceUri;
-  collaborationLevel?: number;
+  collaborationLevel?: typeof CollaborationLevels[keyof typeof CollaborationLevels];
+}
+
+export class CollaborationLevels {
+  public static readonly ORGANISATIONS_EINHEIT = "1";
+  public static readonly EXTERNE_FACHSTELLE = "4";
 }
 
 export interface CollaborationResource extends Collaboration, Resource, ListItemResource {}
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.html b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.html
index 31b668b27ed3a68f5e9f477279a31d9da75140e7..46094ca0c480d3579ff92ede7e7ca66afdc55691 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.html
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.html
@@ -1,6 +1,6 @@
 <ozgcloud-spinner [stateResource]="collaborationStateListResource">
   @for(collaboration of collaborations; track collaboration.zustaendigeStelle){
-    @if(isOrganisationsEinheit(collaboration)){
+    @if(collaboration.collaborationLevel === CollaborationLevels.ORGANISATIONS_EINHEIT){
       <alfa-organisations-einheit-list-item-container
         [organisationsEinheitResourceUri]="collaboration.zustaendigeStelle"
         data-test-id="organisations-einheit-list-item"
@@ -8,7 +8,7 @@
         <alfa-collaboration-request [collaboration]="collaboration"/>
       </alfa-organisations-einheit-list-item-container>
     }
-    @if(isExterneFachstelle(collaboration)){
+    @if(collaboration.collaborationLevel === CollaborationLevels.EXTERNE_FACHSTELLE){
       <alfa-externe-fachstelle-list-item-container
         [externeFachstelleResourceUri] = "collaboration.zustaendigeStelle"
         data-test-id="externe-fachstelle-list-item"
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.scss b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.scss
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.spec.ts b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.spec.ts
index 3d7d8e7a6c41045bc05894e78cfd192d16a1e1e2..4d31e3de38064a86ea5a602f987b8336bac5d1e5 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.spec.ts
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.spec.ts
@@ -1,23 +1,40 @@
-import { CollaborationListLinkRel, CollaborationListResource, CollaborationResource } from '@alfa-client/collaboration-shared';
+import {
+  CollaborationLevels,
+  CollaborationListLinkRel,
+  CollaborationListResource,
+  CollaborationResource,
+} from '@alfa-client/collaboration-shared';
 import { createEmptyStateResource, createStateResource } from '@alfa-client/tech-shared';
 import { SpinnerComponent } from '@alfa-client/ui';
 import { ComponentFixture, TestBed } from '@angular/core/testing';
-import { createCollaborationListResource } from 'libs/collaboration-shared/test/collaboration';
-import { ExterneFachstelleListItemContainerComponent } from 'libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component';
-import { OrganisationsEinheitListItemContainerComponent } from 'libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component';
+import { createCollaboration, createCollaborationListResource } from 'libs/collaboration-shared/test/collaboration';
+import {
+  ExterneFachstelleListItemContainerComponent,
+} from 'libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component';
+import {
+  OrganisationsEinheitListItemContainerComponent,
+} from 'libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component';
 import { MockComponent } from 'ng-mocks';
 import { CollaborationListContainerComponent } from './collaboration-list-container.component';
+import { toResource } from 'libs/tech-shared/test/resource';
+import { getDataTestIdOf } from 'libs/tech-shared/test/data-test';
+import { existsAsHtmlElement } from '@alfa-client/test-utils';
+import { CollaborationRequestComponent } from './collaboration-request/collaboration-request.component';
 
 describe('CollaborationListContainerComponent', () => {
   let component: CollaborationListContainerComponent;
   let fixture: ComponentFixture<CollaborationListContainerComponent>;
 
+  const organisationsEinheitListItem: string = getDataTestIdOf('organisations-einheit-list-item');
+  const externeFachstelleListItem: string = getDataTestIdOf('externe-fachstelle-list-item');
+
   beforeEach(async () => {
     await TestBed.configureTestingModule({
       imports: [
         CollaborationListContainerComponent,
         MockComponent(OrganisationsEinheitListItemContainerComponent),
         MockComponent(ExterneFachstelleListItemContainerComponent),
+        MockComponent(CollaborationRequestComponent),
         MockComponent(SpinnerComponent),
       ],
     }).compileComponents();
@@ -31,46 +48,54 @@ describe('CollaborationListContainerComponent', () => {
     expect(component).toBeTruthy();
   });
 
-  describe('getCollaborations', () => {
-    it('should return empty array if state resource is null', () => {
-      component.collaborationStateListResource = null;
+  describe('template', () => {
+    const collaboration: CollaborationResource = toResource(createCollaboration());
 
-      expect(component.getCollaborations()).toEqual([]);
-    });
+    beforeEach(() => {
+      component.collaborations = [collaboration];
+    })
 
-    it('should return empty array if resource is null', () => {
-      component.collaborationStateListResource = createEmptyStateResource();
+    describe('alfa-organisations-einheit-list-item-container', () => {
+      it('should be rendered if collaborationLevel is ORGANISATIONS_EINHEIT', () => {
+        collaboration.collaborationLevel = CollaborationLevels.ORGANISATIONS_EINHEIT;
+        fixture.detectChanges();
 
-      expect(component.getCollaborations()).toEqual([]);
-    });
+        existsAsHtmlElement(fixture, organisationsEinheitListItem);
+      });
+    })
 
-    it('should return embedded resource', () => {
-      const collaborationListResource: CollaborationListResource = createCollaborationListResource();
-      component.collaborationStateListResource = createStateResource(collaborationListResource);
+    describe('alfa-externe-fachstelle-list-item-container', () => {
+      it('should be rendered if collaborationLevel is EXTERNE_FACHSTELLE', () => {
+        collaboration.collaborationLevel = CollaborationLevels.EXTERNE_FACHSTELLE;
+        fixture.detectChanges();
 
-      expect(component.getCollaborations()).toEqual(
-        collaborationListResource._embedded[CollaborationListLinkRel.COLLABORATION_LIST],
-      );
-    });
-  });
+        existsAsHtmlElement(fixture, externeFachstelleListItem);
+      });
+    })
+  })
 
-  describe('isOrganisationsEinheit', () => {
-    it('should return true if collaborationLevel is 1', () => {
-      const collaboration = { collaborationLevel: 1 } as CollaborationResource;
+  describe('component', () => {
+    describe('getCollaborations', () => {
+      it('should return empty array if state resource is null', () => {
+        component.collaborationStateListResource = null;
 
-      const result = component.isOrganisationsEinheit(collaboration);
+        expect(component.getCollaborations()).toEqual([]);
+      });
 
-      expect(result).toBe(true);
-    });
-  });
+      it('should return empty array if resource is null', () => {
+        component.collaborationStateListResource = createEmptyStateResource();
 
-  describe('isExterneFachstelle', () => {
-    it('should return true if collaborationLevel is 4', () => {
-      const collaboration = { collaborationLevel: 4 } as CollaborationResource;
+        expect(component.getCollaborations()).toEqual([]);
+      });
 
-      const result = component.isExterneFachstelle(collaboration);
+      it('should return embedded resource', () => {
+        const collaborationListResource: CollaborationListResource = createCollaborationListResource();
+        component.collaborationStateListResource = createStateResource(collaborationListResource);
 
-      expect(result).toBe(true);
+        expect(component.getCollaborations()).toEqual(
+          collaborationListResource._embedded[CollaborationListLinkRel.COLLABORATION_LIST],
+        );
+      });
     });
   });
 });
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.ts b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.ts
index d6c389f4d3f86f0d2d779c6dfdb5d45ea5259057..81608691c46baf38806ac682d54e4f182f18fae2 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.ts
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-list-container.component.ts
@@ -1,11 +1,15 @@
-import { CollaborationListLinkRel, CollaborationListResource, CollaborationResource } from '@alfa-client/collaboration-shared';
+import {
+  CollaborationLevels,
+  CollaborationListLinkRel,
+  CollaborationListResource,
+  CollaborationResource,
+} from '@alfa-client/collaboration-shared';
 import { getEmbeddedResources, StateResource } from '@alfa-client/tech-shared';
 import { Component, Input, OnChanges } from '@angular/core';
 
 @Component({
   selector: 'alfa-collaboration-list-container',
   templateUrl: './collaboration-list-container.component.html',
-  styleUrl: './collaboration-list-container.component.scss',
 })
 export class CollaborationListContainerComponent implements OnChanges {
   @Input() public collaborationStateListResource: StateResource<CollaborationListResource>;
@@ -20,11 +24,5 @@ export class CollaborationListContainerComponent implements OnChanges {
     return getEmbeddedResources(this.collaborationStateListResource, CollaborationListLinkRel.COLLABORATION_LIST);
   }
 
-  public isOrganisationsEinheit(collaboration: CollaborationResource): boolean {
-    return collaboration.collaborationLevel === 1;
-  }
-
-  public isExterneFachstelle(collaboration: CollaborationResource): boolean {
-    return collaboration.collaborationLevel === 4;
-  }
+  protected readonly CollaborationLevels = CollaborationLevels;
 }
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-request/collaboration-request.component.scss b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-request/collaboration-request.component.scss
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-request/collaboration-request.component.ts b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-request/collaboration-request.component.ts
index c48a4d2b7bfd21c9d99a13ccc4fbb00ceff25431..7da73df01b0fe0fbcf58bfb228b364d43c4e6a4e 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-request/collaboration-request.component.ts
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-list-container/collaboration-request/collaboration-request.component.ts
@@ -4,7 +4,6 @@ import { Component, Input } from '@angular/core';
 @Component({
   selector: 'alfa-collaboration-request',
   templateUrl: './collaboration-request.component.html',
-  styleUrl: './collaboration-request.component.scss',
 })
 export class CollaborationRequestComponent {
   @Input() public collaboration: CollaborationResource;
diff --git a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.scss b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.scss
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.spec.ts b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.spec.ts
index b3114d31bc3eaaac0bffed0d9cf0d737e9c18d96..5f1cf590cfdea34c7ad7c856d0d8779b2c6770a7 100644
--- a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.spec.ts
+++ b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.spec.ts
@@ -39,11 +39,13 @@ describe('ExterneFachstelleListItemContainerComponent', () => {
     expect(component).toBeTruthy();
   });
 
-  describe('ngOnInit', () => {
-    it('should call externeFachstelleResourceService getExterneFachstelle Resource', () => {
-      component.ngOnInit();
+  describe('component', () => {
+    describe('ngOnInit', () => {
+      it('should call externeFachstelleResourceService getExterneFachstelle Resource', () => {
+        component.ngOnInit();
 
-      expect(externeFachstelleResourceService.getExterneFachstelle).toHaveBeenCalled();
+        expect(externeFachstelleResourceService.getExterneFachstelle).toHaveBeenCalled();
+      });
     });
   });
 });
diff --git a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.ts b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.ts
index f902b18cc6d5f50f9d636066ae0f56ce63e46c24..263fc45cfd4794b3dfdabc94a8af6a2b8b7895db 100644
--- a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.ts
+++ b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item-container.component.ts
@@ -13,7 +13,6 @@ import { ExterneFachstelleListItemComponent } from './externe-fachstelle-list-it
   imports: [CommonModule, ExterneFachstelleListItemComponent],
   providers: [ExterneFachstelleResourceService],
   templateUrl: './externe-fachstelle-list-item-container.component.html',
-  styleUrl: './externe-fachstelle-list-item-container.component.scss',
 })
 export class ExterneFachstelleListItemContainerComponent implements OnInit {
   private externeFachstelleResourceService: ExterneFachstelleResourceService = inject(ExterneFachstelleResourceService);
diff --git a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item/externe-fachstelle-list-item.component.scss b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item/externe-fachstelle-list-item.component.scss
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item/externe-fachstelle-list-item.component.ts b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item/externe-fachstelle-list-item.component.ts
index dfa121e96837efeb14af42d139bfb12ee7b47bc3..efbcedd1d9319ba969614e302b2a754b3e6e1fd4 100644
--- a/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item/externe-fachstelle-list-item.component.ts
+++ b/alfa-client/libs/externe-fachstelle/src/lib/externe-fachstelle-list-item-container/externe-fachstelle-list-item/externe-fachstelle-list-item.component.ts
@@ -9,7 +9,6 @@ import { ExternalUnitIconComponent, PublicAdministrationIconComponent } from '@o
   standalone: true,
   imports: [PublicAdministrationIconComponent, ExternalUnitIconComponent, UiModule],
   templateUrl: './externe-fachstelle-list-item.component.html',
-  styleUrl: './externe-fachstelle-list-item.component.scss',
 })
 export class ExterneFachstelleListItemComponent {
   @Input() externeFachstelleStateResource: StateResource<ExterneFachstelleResource>;
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.scss b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.scss
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.spec.ts b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.spec.ts
index d54a577a0369f42f139a0d9a5aedc7cd7f44cec9..d6b0570ed3e929c4f4d59080785fd3cbd53c3887 100644
--- a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.spec.ts
+++ b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.spec.ts
@@ -41,11 +41,13 @@ describe('OrganisationsEinheitListItemContainerComponent', () => {
     expect(component).toBeTruthy();
   });
 
-  describe('ngOnInit', () => {
-    it('should call organisationsEinheitResourceService getOrganisationsEinheit Resource', () => {
-      component.ngOnInit();
+  describe('component', () => {
+    describe('ngOnInit', () => {
+      it('should call organisationsEinheitResourceService getOrganisationsEinheit Resource', () => {
+        component.ngOnInit();
 
-      expect(organisationsEinheitResourceService.getOrganisationsEinheit).toHaveBeenCalled();
+        expect(organisationsEinheitResourceService.getOrganisationsEinheit).toHaveBeenCalled();
+      });
     });
   });
 });
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.ts b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.ts
index 9ed50c0dd72ebd711da566e9af3f41d83c9d8597..e2465c76a0159ff7dca9b2157777e945e8e958a4 100644
--- a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.ts
+++ b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item-container.component.ts
@@ -13,7 +13,6 @@ import { OrganisationsEinheitListItemComponent } from './organisations-einheit-l
   imports: [CommonModule, OrganisationsEinheitListItemComponent],
   providers: [OrganisationsEinheitResourceService],
   templateUrl: './organisations-einheit-list-item-container.component.html',
-  styleUrl: './organisations-einheit-list-item-container.component.scss',
 })
 export class OrganisationsEinheitListItemContainerComponent implements OnInit {
   private organisationsEinheitResourceService: OrganisationsEinheitResourceService = inject(OrganisationsEinheitResourceService);
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.html b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.html
index e90fbe36c0802141c9ef87719df5fa2add8add61..a801ca2d22ebf156400134267a50b727447ba637 100644
--- a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.html
+++ b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.html
@@ -10,7 +10,10 @@
           </div>
         </div>
         <div class="flex-1">
-          <div class="block">{{ formatAnschrift(resource.anschrift) }}</div>
+          <div class="block">
+            {{ resource.anschrift.strasse }} {{ resource.anschrift.hausnummer }}
+            , {{ resource.anschrift.plz }} {{ resource.anschrift.ort }}
+          </div>
         </div>
       </div>
       <ng-content />
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.scss b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.scss
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.ts b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.ts
index eaeb036fed30eff0e0bce1ffdf9428a24a9896cd..dd4344670644c7facae2212d848f3aedd58fe9a0 100644
--- a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.ts
+++ b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit-list-item-container/organisations-einheit-list-item/organisations-einheit-list-item.component.ts
@@ -3,16 +3,13 @@ import { UiModule } from '@alfa-client/ui';
 import { OrganisationsEinheitResource } from '@alfa-client/zustaendige-stelle-shared';
 import { Component, Input } from '@angular/core';
 import { ExternalUnitIconComponent, PublicAdministrationIconComponent } from '@ods/system';
-import { formatAnschrift } from '../../organisations-einheit.util';
 
 @Component({
   selector: 'alfa-organisations-einheit-list-item',
   standalone: true,
   imports: [ExternalUnitIconComponent, PublicAdministrationIconComponent, UiModule],
   templateUrl: './organisations-einheit-list-item.component.html',
-  styleUrl: './organisations-einheit-list-item.component.scss',
 })
 export class OrganisationsEinheitListItemComponent {
   @Input() organisationsEinheitStateResource: StateResource<OrganisationsEinheitResource>;
-  protected readonly formatAnschrift = formatAnschrift;
 }
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit.util.spec.ts b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit.util.spec.ts
deleted file mode 100644
index 78ba70598e46d89e523eb2afc18ce0df18267306..0000000000000000000000000000000000000000
--- a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit.util.spec.ts
+++ /dev/null
@@ -1,16 +0,0 @@
-import { formatAnschrift } from './organisations-einheit.util';
-
-describe('formatAnschrit', () => {
-  it('should format Anschrift correctly', () => {
-    const anschrift = {
-      strasse: 'Musterstraße',
-      hausnummer: '123',
-      plz: '12345',
-      ort: 'Musterort',
-    };
-
-    const formattedAnschrift: string = formatAnschrift(anschrift);
-
-    expect(formattedAnschrift).toEqual('Musterstraße 123, 12345 Musterort');
-  });
-});
diff --git a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit.util.ts b/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit.util.ts
deleted file mode 100644
index 5506a6a2cbc04b3da30709210c817a9353d52095..0000000000000000000000000000000000000000
--- a/alfa-client/libs/organisations-einheit/src/lib/organisations-einheit.util.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-import { OrganisationsEinheit } from '@alfa-client/zustaendige-stelle-shared';
-
-export function formatAnschrift(anschrift: OrganisationsEinheit['anschrift']): string {
-  return `${anschrift.strasse} ${anschrift.hausnummer}, ${anschrift.plz} ${anschrift.ort}`;
-}
diff --git a/alfa-client/libs/organisations-einheit/src/test-setup.ts b/alfa-client/libs/organisations-einheit/src/test-setup.ts
index 03a84127dca1b63fa485fc51d162cec76921b596..c408668266d2fec3a9803c0ec044bc163fb987fe 100644
--- a/alfa-client/libs/organisations-einheit/src/test-setup.ts
+++ b/alfa-client/libs/organisations-einheit/src/test-setup.ts
@@ -1,26 +1,3 @@
-/*
- * Copyright (C) 2022 Das Land Schleswig-Holstein vertreten durch den
- * Ministerpräsidenten des Landes Schleswig-Holstein
- * Staatskanzlei
- * Abteilung Digitalisierung und zentrales IT-Management der Landesregierung
- *
- * Lizenziert unter der EUPL, Version 1.2 oder - sobald
- * diese von der Europäischen Kommission genehmigt wurden -
- * Folgeversionen der EUPL ("Lizenz");
- * Sie dürfen dieses Werk ausschließlich gemäß
- * dieser Lizenz nutzen.
- * Eine Kopie der Lizenz finden Sie hier:
- *
- * https://joinup.ec.europa.eu/collection/eupl/eupl-text-eupl-12
- *
- * Sofern nicht durch anwendbare Rechtsvorschriften
- * gefordert oder in schriftlicher Form vereinbart, wird
- * die unter der Lizenz verbreitete Software "so wie sie
- * ist", OHNE JEGLICHE GEWÄHRLEISTUNG ODER BEDINGUNGEN -
- * ausdrücklich oder stillschweigend - verbreitet.
- * Die sprachspezifischen Genehmigungen und Beschränkungen
- * unter der Lizenz sind dem Lizenztext zu entnehmen.
- */
 import '@testing-library/jest-dom';
 import 'jest-preset-angular/setup-jest';