diff --git a/web/src/app/administration/classification/details/classification-details.component.html b/web/src/app/administration/classification/details/classification-details.component.html
index 3e3938b65..98e153b45 100644
--- a/web/src/app/administration/classification/details/classification-details.component.html
+++ b/web/src/app/administration/classification/details/classification-details.component.html
@@ -48,12 +48,21 @@
                 * Domain is required
               </div>
             </div>
+
             <div class="form-group required">
               <label for="classification-category" class="control-label">Category</label>
-              <input type="text" required #category="ngModel" class="form-control" id="classification-category" placeholder="category"
-                [(ngModel)]="classification.category" name="classification.category">
-              <div *ngIf="!category.valid" class="required-text">
-                * Category is required
+              <div class="dropdown clearfix btn-group">
+                <button class="btn btn-default" type="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true">
+                  {{classification.category}}
+                  <span class="caret"></span>
+                </button>
+                <ul class="dropdown-menu dropdown-menu" aria-labelledby="dropdownMenu">
+                  <li>
+                    <a *ngFor="let category of categories" (click)="selectCategory(category)">
+                      {{category}}
+                    </a>
+                  </li>
+                </ul>
               </div>
             </div>
             <div class="form-group">
diff --git a/web/src/app/administration/classification/details/classification-details.component.spec.ts b/web/src/app/administration/classification/details/classification-details.component.spec.ts
index 01d06569e..4f21c1b3d 100644
--- a/web/src/app/administration/classification/details/classification-details.component.spec.ts
+++ b/web/src/app/administration/classification/details/classification-details.component.spec.ts
@@ -19,6 +19,7 @@ import { ErrorModalService } from 'app/services/errorModal/error-modal.service';
 import { AlertService } from 'app/services/alert/alert.service';
 import { TreeService } from 'app/services/tree/tree.service';
 import { ClassificationTypesService } from 'app/services/classification-types/classification-types.service';
+import { ClassificationCategoriesService } from 'app/services/classification-categories-service/classification-categories.service';
 
 
 @Component({
@@ -32,13 +33,13 @@ const routes: Routes = [
   { path: 'administration/classifications', component: DummyDetailComponent }
 ];
 
-describe('ClassificationDetailsComponent', () => {
+fdescribe('ClassificationDetailsComponent', () => {
   let component: ClassificationDetailsComponent;
   let fixture: ComponentFixture<ClassificationDetailsComponent>;
   const treeNodes: Array<TreeNodeModel> = new Array(new TreeNodeModel());
   const classificationTypes: Array<string> = new Array<string>('type1', 'type2');
   let classificationsSpy, classificationsTypesSpy;
-  let classificationsService, classificationTypesService;
+  let classificationsService, classificationTypesService, classificationCategoriesService;
   let treeService;
 
   beforeEach(async(() => {
@@ -46,7 +47,7 @@ describe('ClassificationDetailsComponent', () => {
       imports: [FormsModule, HttpClientModule, RouterTestingModule.withRoutes(routes)],
       declarations: [ClassificationDetailsComponent, SpinnerComponent, DummyDetailComponent],
       providers: [MasterAndDetailService, RequestInProgressService, ClassificationsService, HttpClient, ErrorModalService, AlertService,
-        TreeService, ClassificationTypesService]
+        TreeService, ClassificationTypesService, ClassificationCategoriesService]
     })
       .compileComponents();
   }));
@@ -56,11 +57,14 @@ describe('ClassificationDetailsComponent', () => {
     component = fixture.componentInstance;
     classificationsService = TestBed.get(ClassificationsService);
     classificationTypesService = TestBed.get(ClassificationTypesService);
+    classificationCategoriesService = TestBed.get(ClassificationCategoriesService);
     classificationsSpy = spyOn(classificationsService, 'getClassifications').and.returnValue(Observable.of(treeNodes));
-    classificationsTypesSpy = spyOn(classificationTypesService, 'getClassificationTypes')
-      .and.returnValue(Observable.of(classificationTypes));
+    classificationsTypesSpy = spyOn(classificationTypesService, 'getClassificationTypes').and.returnValue(Observable.of([]));
+    spyOn(classificationCategoriesService, 'getCategories').and.returnValue(Observable.of(['firstCategory', 'secondCategory']));
     spyOn(classificationsService, 'deleteClassification').and.returnValue(Observable.of(true));
-
+    component.classification = new ClassificationDefinition('id1', undefined, undefined, undefined, undefined, undefined, undefined,
+      undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined,
+      undefined, undefined, undefined, new LinksClassification({ 'self': '' }));
     treeService = TestBed.get(TreeService);
     fixture.detectChanges();
   });
@@ -71,10 +75,12 @@ describe('ClassificationDetailsComponent', () => {
 
   it('should trigger treeService remove node id after removing a node', () => {
     const treeServiceSpy = spyOn(treeService, 'setRemovedNodeId');
-    component.classification = new ClassificationDefinition('id1', undefined, undefined, undefined, undefined, undefined, undefined,
-      undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined,
-      undefined, undefined, undefined, new LinksClassification({ 'self': '' }));
+
     component.removeClassification();
     expect(treeServiceSpy).toHaveBeenCalledWith('id1');
   });
+
+  it('should selected first classificationCategory if is defined', () => {
+    expect(component.classification.category).toBe('firstCategory');
+  });
 });
diff --git a/web/src/app/administration/classification/details/classification-details.component.ts b/web/src/app/administration/classification/details/classification-details.component.ts
index b39db51c5..94cef685f 100644
--- a/web/src/app/administration/classification/details/classification-details.component.ts
+++ b/web/src/app/administration/classification/details/classification-details.component.ts
@@ -17,6 +17,7 @@ import { RequestInProgressService } from 'app/services/requestInProgress/request
 import { AlertService } from 'app/services/alert/alert.service';
 import { TreeService } from 'app/services/tree/tree.service';
 import { ClassificationTypesService } from 'app/services/classification-types/classification-types.service';
+import { ClassificationCategoriesService } from 'app/services/classification-categories-service/classification-categories.service';
 
 @Component({
   selector: 'taskana-classification-details',
@@ -32,6 +33,8 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
   classificationTypes: Array<string> = [];
   badgeMessage = '';
   requestInProgress = false;
+  categories: Array<string> = [];
+  categorySelected: string;
   private action: any;
   private classificationServiceSubscription: Subscription;
   private classificationSelectedSubscription: Subscription;
@@ -40,7 +43,7 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
   private classificationSavingSubscription: Subscription;
   private classificationRemoveSubscription: Subscription;
   private selectedClassificationSubscription: Subscription;
-
+  private categoriesSubscription: Subscription;
 
   constructor(private classificationsService: ClassificationsService,
     private route: ActivatedRoute,
@@ -50,11 +53,10 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
     private requestInProgressService: RequestInProgressService,
     private alertService: AlertService,
     private treeService: TreeService,
-    private classificationTypeService: ClassificationTypesService) { }
-
+    private classificationTypeService: ClassificationTypesService,
+    private categoryService: ClassificationCategoriesService) { }
 
   ngOnInit() {
-
     this.classificationTypeService.getClassificationTypes().subscribe((classificationTypes: Array<string>) => {
       this.classificationTypes = classificationTypes;
     })
@@ -87,9 +89,16 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
     this.masterAndDetailSubscription = this.masterAndDetailService.getShowDetail().subscribe(showDetail => {
       this.showDetail = showDetail;
     });
-  }
 
 
+    this.categoriesSubscription = this.categoryService.getCategories().subscribe((categories: Array<string>) => {
+      this.categories = categories;
+      if (categories.length > 0) {
+        this.classification.category = categories[0];
+      }
+    });
+  }
+
   backClicked(): void {
     this.classificationsService.selectClassification(undefined);
     this.router.navigate(['./'], { relativeTo: this.route.parent });
@@ -150,6 +159,11 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
     this.classification = { ...this.classificationClone };
   }
 
+
+  selectCategory(category: string) {
+    this.classification.category = category;
+  }
+
   private afterRequest() {
     this.requestInProgressService.setRequestInProgress(false);
     this.classificationsService.triggerClassificationSaved();
@@ -162,13 +176,7 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
 
   private getClassificationInformation(classificationIdSelected: string) {
     if (this.action === ACTION.CREATE) { // CREATE
-      this.classification = new ClassificationDefinition();
-      this.selectedClassificationSubscription = this.classificationTypeService.getSelectedClassificationType().subscribe(value => {
-        if (this.classification) { this.classification.type = value; }
-      });
-      this.addDateToClassification();
-      this.classification.parentId = classificationIdSelected;
-      this.classificationClone = { ...this.classification };
+      this.initClassificationCreation(classificationIdSelected);
     } else {
       this.requestInProgress = true;
       this.classificationServiceSubscription = this.classificationsService.getClassification(classificationIdSelected)
@@ -186,7 +194,19 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
     this.classification.modified = date;
   }
 
+  private initClassificationCreation(classificationIdSelected: string) {
+    this.classification = new ClassificationDefinition();
+    this.selectedClassificationSubscription = this.classificationTypeService.getSelectedClassificationType().subscribe(value => {
+      if (this.classification) { this.classification.type = value; }
+    });
+    this.classification.category = this.categories[0];
+    this.addDateToClassification();
+    this.classification.parentId = classificationIdSelected;
+    this.classificationClone = { ...this.classification };
+  }
+
   ngOnDestroy(): void {
+
     if (this.masterAndDetailSubscription) { this.masterAndDetailSubscription.unsubscribe(); }
     if (this.routeSubscription) { this.routeSubscription.unsubscribe(); }
     if (this.classificationSelectedSubscription) { this.classificationSelectedSubscription.unsubscribe(); }
@@ -194,6 +214,7 @@ export class ClassificationDetailsComponent implements OnInit, OnDestroy {
     if (this.classificationSavingSubscription) { this.classificationSavingSubscription.unsubscribe(); }
     if (this.classificationRemoveSubscription) { this.classificationRemoveSubscription.unsubscribe(); }
     if (this.selectedClassificationSubscription) { this.selectedClassificationSubscription.unsubscribe(); }
+    if (this.categoriesSubscription) { this.categoriesSubscription.unsubscribe(); }
 
   }
 }
diff --git a/web/src/app/app.module.ts b/web/src/app/app.module.ts
index 026e6c6f1..fd19bbdd9 100644
--- a/web/src/app/app.module.ts
+++ b/web/src/app/app.module.ts
@@ -57,6 +57,7 @@ import { SelectedRouteService } from './services/selected-route/selected-route';
 import { ClassificationsService } from './services/classifications/classifications.service';
 import { TreeService } from './services/tree/tree.service';
 import { ClassificationTypesService } from './services/classification-types/classification-types.service';
+import { ClassificationCategoriesService } from 'app/services/classification-categories-service/classification-categories.service';
 
 /**
  * Pipes
@@ -133,7 +134,8 @@ const DECLARATIONS = [
     SelectedRouteService,
     ClassificationsService,
     TreeService,
-    ClassificationTypesService
+    ClassificationTypesService,
+    ClassificationCategoriesService
   ],
   bootstrap: [AppComponent]
 })
diff --git a/web/src/app/services/classification-categories-service/classification-categories.service.spec.ts b/web/src/app/services/classification-categories-service/classification-categories.service.spec.ts
new file mode 100644
index 000000000..bb08243a0
--- /dev/null
+++ b/web/src/app/services/classification-categories-service/classification-categories.service.spec.ts
@@ -0,0 +1,18 @@
+import { TestBed, inject } from '@angular/core/testing';
+import { HttpClient, HttpClientModule } from '@angular/common/http';
+import { Observable } from 'rxjs/Observable';
+
+import { ClassificationCategoriesService } from './classification-categories.service';
+
+describe('CategoryService', () => {
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      imports: [HttpClientModule],
+      providers: [HttpClient, ClassificationCategoriesService]
+    });
+  });
+
+  it('should be created', inject([ClassificationCategoriesService], (service: ClassificationCategoriesService) => {
+    expect(service).toBeTruthy();
+  }));
+});
diff --git a/web/src/app/services/classification-categories-service/classification-categories.service.ts b/web/src/app/services/classification-categories-service/classification-categories.service.ts
new file mode 100644
index 000000000..47e7d79f0
--- /dev/null
+++ b/web/src/app/services/classification-categories-service/classification-categories.service.ts
@@ -0,0 +1,23 @@
+import { HttpClient, HttpHeaders } from '@angular/common/http';
+
+import { Injectable } from '@angular/core';
+import { environment } from 'environments/environment';
+import { Observable } from 'rxjs/Observable';
+
+@Injectable()
+export class ClassificationCategoriesService {
+
+  private url = environment.taskanaRestUrl + '/v1/classification-categories';
+  httpOptions = {
+    headers: new HttpHeaders({
+      'Content-Type': 'application/json',
+      'Authorization': 'Basic VEVBTUxFQURfMTpURUFNTEVBRF8x'
+    })
+  };
+
+  constructor(private httpClient: HttpClient) { }
+
+  getCategories(): Observable<Array<string>> {
+    return this.httpClient.get<Array<string>>(this.url, this.httpOptions);
+  };
+}
diff --git a/web/src/app/shared/tree/tree.component.html b/web/src/app/shared/tree/tree.component.html
index bad496c29..3106eab69 100644
--- a/web/src/app/shared/tree/tree.component.html
+++ b/web/src/app/shared/tree/tree.component.html
@@ -1,7 +1,7 @@
 <tree-root #tree [nodes]="treeNodes" [options]="options" (activate)="onActivate($event)" (deactivate)="onDeactivate($event)">
     <ng-template #treeNodeTemplate let-node let-index="index">
         <span class="text-top">
-            <svg-icon class="blue small fa-fw" src="./assets/icons/{{node.data.category === 'EXTERN'? 'external':
+            <svg-icon class="blue small fa-fw" src="./assets/icons/{{node.data.category === 'EXTERNAL'? 'external':
                 node.data.category === 'AUTOMATIC'? 'automatic':
                 node.data.category === 'MANUAL'? 'manual':
                 'closed'}}.svg"></svg-icon>