diff --git a/schema/changes02.sql b/schema/changes02.sql
index baead02..7a9424b 100644
--- a/schema/changes02.sql
+++ b/schema/changes02.sql
@@ -116,7 +116,7 @@ $$;
 CREATE TRIGGER maintain_ledger_trigger
   AFTER INSERT ON account_entry_t
   FOR EACH ROW
-  WHEN (NEW.account != 1000 AND NEW.account_entry_category NOT IN (3, 4))
+  WHEN (NEW.account != 1000 AND NEW.account_entry_category NOT IN (3, 4, 29))
   EXECUTE FUNCTION maintain_ledger();
 
 
diff --git a/ui/hv2-ui/src/app/account/account.component.html b/ui/hv2-ui/src/app/account/account.component.html
index 2a10ed4..b09b647 100644
--- a/ui/hv2-ui/src/app/account/account.component.html
+++ b/ui/hv2-ui/src/app/account/account.component.html
@@ -10,9 +10,9 @@
     <mat-label>Jahr</mat-label>
     <input matInput type="number" name="fiscalYear" [formControl]="presetFiscalYear" ngModel/>
 </mat-form-field>
-<mat-form-field appearance="outline" *ngIf="!shallBeRentPayment">
+<mat-form-field appearance="outline">
     <mat-label>Kategorie</mat-label>
-    <mat-select ngModel name="category" [disabled]="shallBeRentPayment">
+    <mat-select ngModel name="category" [formControl]="presetCategory" >
         <mat-option *ngFor="let p of accountEntryCategories" [value]="p.id">{{p.description}}</mat-option>
     </mat-select>
 </mat-form-field>
@@ -22,7 +22,7 @@
 </mat-form-field>
 <mat-form-field appearance="outline">
     <mat-label>Beschreibung</mat-label>
-    <input matInput name="description" ngModel/>
+    <input matInput name="description" [formControl]="presetDescription" ngModel/>
 </mat-form-field>
 <button #addAccountEntryButton type="submit" mat-raised-button color="primary">Buchung speichern</button>
 </form>
@@ -31,13 +31,13 @@
 Saldo: {{saldo?.saldo | number:'1.2-2'}} €
 </div>
 <div id="secondBlock">
-<table mat-table [dataSource]="accountEntriesDataSource" matSort #zftable>
+<table mat-table [dataSource]="accountEntriesDataSource" #zftable>
 <ng-container matColumnDef="createdAt">
-    <th mat-header-cell *matHeaderCellDef mat-sort-header>Datum</th>
+    <th mat-header-cell *matHeaderCellDef >Datum</th>
     <td mat-cell *matCellDef="let element">{{element.rawAccountEntry.created_at | date}}</td>
 </ng-container>
 <ng-container matColumnDef="fiscalYear">
-    <th mat-header-cell *matHeaderCellDef mat-sort-header>Jahr</th>
+    <th mat-header-cell *matHeaderCellDef >Jahr</th>
     <td mat-cell *matCellDef="let element">{{element.rawAccountEntry.fiscal_year}}</td>
 </ng-container>
 <ng-container matColumnDef="description">
@@ -45,7 +45,7 @@ Saldo: {{saldo?.saldo | number:'1.2-2'}} €
     <td mat-cell *matCellDef="let element">{{element.rawAccountEntry.description}}</td>
 </ng-container>
 <ng-container matColumnDef="document_no">
-    <th mat-header-cell *matHeaderCellDef mat-sort-header>Belegnummer</th>
+    <th mat-header-cell *matHeaderCellDef >Belegnummer</th>
     <td mat-cell *matCellDef="let element">{{element.rawAccountEntry.document_no}}</td>
 </ng-container>
 <ng-container matColumnDef="amount">
@@ -53,11 +53,11 @@ Saldo: {{saldo?.saldo | number:'1.2-2'}} €
     <td mat-cell *matCellDef="let element" class="rightaligned">{{element.rawAccountEntry.amount | number:'1.2-2'}} €</td>
 </ng-container>
 <ng-container matColumnDef="category">
-    <th mat-header-cell *matHeaderCellDef mat-sort-header>Kategorie</th>
+    <th mat-header-cell *matHeaderCellDef >Kategorie</th>
     <td mat-cell *matCellDef="let element">{{element.accountEntryCategory}}</td>
 </ng-container>
 <ng-container matColumnDef="overhead_relevant">
-    <th mat-header-cell *matHeaderCellDef mat-sort-header>BK relevant</th>
+    <th mat-header-cell *matHeaderCellDef >BK relevant</th>
     <td mat-cell *matCellDef="let element">{{element.overheadRelevant}}</td>
 </ng-container>
 <tr mat-header-row *matHeaderRowDef="accountEntriesDisplayedColumns"></tr>
diff --git a/ui/hv2-ui/src/app/account/account.component.ts b/ui/hv2-ui/src/app/account/account.component.ts
index ba9333b..129e39e 100644
--- a/ui/hv2-ui/src/app/account/account.component.ts
+++ b/ui/hv2-ui/src/app/account/account.component.ts
@@ -31,6 +31,7 @@ export class AccountComponent implements OnInit {
   @Input() shallBeRentPayment: boolean
   @ViewChild('addAccountEntryButton') addAccountEntryButton: MatButton
 
+
   account: Account
   accountEntries: DN_AccountEntry[]
   accountEntriesDataSource: MatTableDataSource<DN_AccountEntry>
@@ -42,6 +43,8 @@ export class AccountComponent implements OnInit {
   accountEntryCategoriesInverseMap: Map<string, AccountEntryCategory>
 
   presetFiscalYear: FormControl
+  presetCategory: FormControl
+  presetDescription: FormControl
 
   constructor(
     private accountService: AccountService,
@@ -96,23 +99,14 @@ export class AccountComponent implements OnInit {
       let uniquenumber: UniqueNumber = await this.extApiService.getUniqueNumber();
       this.messageService.add(`Got unique number as document_no: ${uniquenumber.number}`)
       let newAccountEntry: AccountEntry = {
-        description: formData.value.description,
+        description: this.presetDescription.value,
         account: this.account.id,
         created_at: formData.value.createdAt,
         fiscal_year: this.presetFiscalYear.value,
         amount: formData.value.amount,
         id: 0,
         document_no: uniquenumber.number,
-        account_entry_category: 0
-      }
-
-      if (this.shallBeRentPayment) {
-        newAccountEntry.account_entry_category = this.accountEntryCategoriesInverseMap.get('Mietzahlung').id
-        newAccountEntry.description = "Miete"
-        this.messageService.add(`shall be rentpayment, category is ${newAccountEntry.account_entry_category}`)
-      } else {
-        newAccountEntry.account_entry_category = formData.value.category
-        this.messageService.add(`category is ${newAccountEntry.account_entry_category}`)
+        account_entry_category: this.presetCategory.value
       }
 
       this.messageService.add(`addAccountEntry: ${ JSON.stringify(newAccountEntry, undefined, 4) }`)
@@ -146,12 +140,28 @@ export class AccountComponent implements OnInit {
   }
 
   private async init(): Promise<void> {
+    this.messageService.add(`AccountComponent.init start, account: ${this.selectedAccountId}`)
     let currentDate = new Date()
     let y = currentDate.getFullYear()
     this.presetFiscalYear = new FormControl(y)
+
+    this.messageService.add(`AccountComponent.init a, account: ${this.selectedAccountId}`)
+    await this.getAccountEntryCategories()
+
+    if (this.shallBeRentPayment) {
+      this.messageService.add(`AccountComponent.init b, account: ${this.selectedAccountId}`)
+      this.presetCategory = new FormControl(this.accountEntryCategoriesInverseMap.get('Mietzahlung').id)
+      this.messageService.add(`AccountComponent.init c, account: ${this.selectedAccountId}`)
+      this.presetDescription = new FormControl("Miete")
+      this.messageService.add(`shall be rentpayment`)
+      this.messageService.add(`AccountComponent.init d, account: ${this.selectedAccountId}`)
+    } else {
+      this.presetCategory = new FormControl()
+      this.presetDescription = new FormControl()
+    }
+
     this.messageService.add(`AccountComponent.init, account: ${this.selectedAccountId}`)
     this.getAccount()
-    await this.getAccountEntryCategories()
 
   }
 
@@ -163,5 +173,4 @@ export class AccountComponent implements OnInit {
     this.init()
   }
 
-
 }
diff --git a/ui/hv2-ui/src/app/app.module.ts b/ui/hv2-ui/src/app/app.module.ts
index ecd68e8..e5439aa 100644
--- a/ui/hv2-ui/src/app/app.module.ts
+++ b/ui/hv2-ui/src/app/app.module.ts
@@ -50,6 +50,7 @@ import { EnterPaymentComponent } from './enter-payment/enter-payment.component';
 import { HomeComponent } from './home/home.component';
 import { LedgerComponent } from './ledger/ledger.component';
 import { ErrorDialogComponent } from './error-dialog/error-dialog.component'
+import { MatSortModule } from '@angular/material/sort';
 
 registerLocaleData(localeDe)
 
@@ -102,7 +103,8 @@ registerLocaleData(localeDe)
     MatSelectModule,
     MatDatepickerModule,
     MatNativeDateModule,
-    MatExpansionModule
+    MatExpansionModule,
+    MatSortModule 
   ],
   exports: [
     MatMomentDateModule
diff --git a/ui/hv2-ui/src/app/ledger/ledger.component.html b/ui/hv2-ui/src/app/ledger/ledger.component.html
index 0698b09..dd1981f 100644
--- a/ui/hv2-ui/src/app/ledger/ledger.component.html
+++ b/ui/hv2-ui/src/app/ledger/ledger.component.html
@@ -5,6 +5,16 @@
         </mat-card-title>
     </mat-card-header>
     <mat-card-content>
-        <app-account #fallbackAccountComponent [selectedAccountId]="fallbackAccountId" [shallBeRentPayment]="false"></app-account>
+        <div>
+            <span>Konto auswählen: </span>
+            <mat-form-field appearance="outline">
+            <mat-select #mapSelect [(ngModel)]="accountId" name="account">
+            <mat-label>Mieter</mat-label>
+                <mat-option *ngFor="let p of accounts" [value]="p.id">{{p.description}}</mat-option>
+            </mat-select>
+            </mat-form-field>
+        </div>
+
+        <app-account [selectedAccountId]="accountId" [shallBeRentPayment]="false"></app-account>
     </mat-card-content>
 </mat-card>
\ No newline at end of file
diff --git a/ui/hv2-ui/src/app/ledger/ledger.component.ts b/ui/hv2-ui/src/app/ledger/ledger.component.ts
index 711f5d1..c8871ef 100644
--- a/ui/hv2-ui/src/app/ledger/ledger.component.ts
+++ b/ui/hv2-ui/src/app/ledger/ledger.component.ts
@@ -1,5 +1,6 @@
 import { Component, OnInit, ViewChild } from '@angular/core';
 import { AccountComponent } from '../account/account.component';
+import { AccountService } from '../data-object-service';
 import { Account } from '../data-objects';
 import { ExtApiService } from '../ext-data-object-service';
 import { MessageService } from '../message.service';
@@ -11,23 +12,23 @@ import { MessageService } from '../message.service';
 })
 export class LedgerComponent implements OnInit {
 
-  fallbackAccount: Account
-  fallbackAccountId: number
+  accounts: Account[]
+  accountId: number
 
 
-  @ViewChild('fallbackAccountComponent') fallbackAccountComponent: AccountComponent
+  @ViewChild('accountComponent') accountComponent: AccountComponent
   
 
   constructor(
-    private extApiService: ExtApiService,
+    private accountService: AccountService,
     private messageService: MessageService
   ) { }
 
   async getAccount(): Promise<void> {
     try {
-      this.messageService.add("Trying to load fallback account")
-      this.fallbackAccount = await this.extApiService.getAccountByDescription('fallback_account')
-      this.messageService.add("Account loaded")
+      this.messageService.add("Trying to load accounts")
+      this.accounts = await this.accountService.getAccounts()
+      this.messageService.add("Accounts loaded")
     } catch (err) {
       this.messageService.add(JSON.stringify(err, undefined, 4))
     }
@@ -35,7 +36,6 @@ export class LedgerComponent implements OnInit {
 
   async ngOnInit(): Promise<void> {
     await this.getAccount()
-    this.fallbackAccountId = this.fallbackAccount.id
   }
 
 }