diff --git a/scilog/src/app/core/model/logbooks.ts b/scilog/src/app/core/model/logbooks.ts
index 8057c0f9..3069344c 100644
--- a/scilog/src/app/core/model/logbooks.ts
+++ b/scilog/src/app/core/model/logbooks.ts
@@ -6,4 +6,8 @@ export interface Logbooks extends Basesnippets {
     thumbnail?: string;
     location?: string;
     readACL?: string[];
+    updateACL?: string[];
+    deleteACL?: string[];
+    adminACL?: string[];
+    expiresAt?: string;
 }
diff --git a/scilog/src/app/core/remote-data.service.ts b/scilog/src/app/core/remote-data.service.ts
index 1164e47d..3fdcf1e9 100644
--- a/scilog/src/app/core/remote-data.service.ts
+++ b/scilog/src/app/core/remote-data.service.ts
@@ -361,7 +361,7 @@ export class LogbookDataService extends RemoteDataService {
     httpFilter["order"] = ["defaultOrder DESC"];
 
     let whereFilter: Object[] = [];
-    whereFilter.push({ "snippetType": "logbook" });
+    whereFilter.push({ "snippetType": "logbook", deleted: false });
 
     httpFilter["where"] = { "and": whereFilter };
 
diff --git a/scilog/src/app/overview/add-logbook/add-logbook.component.html b/scilog/src/app/overview/add-logbook/add-logbook.component.html
index da0ae509..1759cca7 100644
--- a/scilog/src/app/overview/add-logbook/add-logbook.component.html
+++ b/scilog/src/app/overview/add-logbook/add-logbook.component.html
@@ -11,14 +11,14 @@
         <div>
           <mat-form-field appearance="standard" required>
             <mat-label>Title</mat-label>
-            <input matInput placeholder="Title" [formControl]="optionsFormGroup.get('title')">
+            <input matInput placeholder="Title" [formControl]="optionsFormGroup.get('title')" matTooltip="{{ tooltips.expired }}">
             <mat-error *ngIf="optionsFormGroup.get('title').hasError('required')">Please specify the title.</mat-error>
           </mat-form-field>
         </div>
         <div>
           <mat-form-field appearance="standard">
             <mat-label>Location (Beamline or Instrument)</mat-label>
-            <mat-select [formControl]="optionsFormGroup.get('location')" (selectionChange)="selectLocation($event)">
+            <mat-select [formControl]="optionsFormGroup.get('location')" (selectionChange)="selectLocation($event)" matTooltip="{{ tooltips.expired }}">
               <ng-container *ngFor="let location of availLocations">
                 <mat-option [(value)]="location.id">{{ location?.location }}</mat-option>
               </ng-container>
@@ -36,7 +36,7 @@
           <mat-form-field appearance="standard" required>
             <mat-label>ownerGroup</mat-label>
             <input matInput placeholder="ownerGroup" [matAutocomplete]="autoOwnerGroup"
-              [formControl]="optionsFormGroup.get('ownerGroup')">
+              [formControl]="optionsFormGroup.get('ownerGroup')" matTooltip="{{ tooltips.ownerGroup }}">
             <mat-error *ngIf="optionsFormGroup.get('ownerGroup').hasError('required')">Please specify the owner
               group.
             </mat-error>
@@ -76,12 +76,12 @@
           </mat-form-field>
         </div>
         <div>
-          <mat-slide-toggle [formControl]="optionsFormGroup.get('isPrivate')">private</mat-slide-toggle>
+          <mat-slide-toggle [formControl]="optionsFormGroup.get('isPrivate')" matTooltip="{{ tooltips.expired }}">private</mat-slide-toggle>
         </div>
         <div>
           <mat-form-field appearance="standard" required>
             <mat-label>Description</mat-label>
-            <textarea matInput placeholder="Description" [formControl]="optionsFormGroup.get('description')"></textarea>
+            <textarea matInput placeholder="Description" [formControl]="optionsFormGroup.get('description')" matTooltip="{{ tooltips.expired }}"></textarea>
           </mat-form-field>
         </div>
       </form>
@@ -90,7 +90,7 @@
       <img mat-card-image [src]="imageToShow" alt="" *ngIf="imageLoaded" />
       <div>
         <input style="display: none" type="file" (change)="onFileChanged($event)" #fileInput>
-        <button color="accent" aria-label="Thumbnail" class="mat-fab-bottom-right" (click)="fileInput.click()">
+        <button color="accent" aria-label="Thumbnail" class="mat-fab-bottom-right" (click)="fileInput.click()" disabled="{{ tooltips.expired }}" matTooltip="{{ tooltips.expired }}">
           {{ thumbnailText }}
         </button>
         <button color="accent" aria-label="RemoveThumbnail" class="mat-fab-bottom-right" (click)="removeThumbnail()"
@@ -154,5 +154,5 @@
 </div> -->
 <mat-dialog-actions align="end">
   <button mat-button (click)="close()">Cancel</button>
-  <button mat-button (click)="addLogbook($event)">Add</button>
+  <button mat-button (click)="addLogbook($event)" [disabled]="optionsFormGroup.invalid">OK</button>
 </mat-dialog-actions>
diff --git a/scilog/src/app/overview/add-logbook/add-logbook.component.ts b/scilog/src/app/overview/add-logbook/add-logbook.component.ts
index eaf3c186..e6bc98c1 100644
--- a/scilog/src/app/overview/add-logbook/add-logbook.component.ts
+++ b/scilog/src/app/overview/add-logbook/add-logbook.component.ts
@@ -10,7 +10,7 @@ import { map, startWith } from 'rxjs/operators';
 import { UserPreferencesService } from '@shared/user-preferences.service';
 import { Logbooks } from '@model/logbooks';
 import { LogbookDataService, LogbookItemDataService } from '@shared/remote-data.service';
-
+import { SnackbarService } from 'src/app/core/snackbar.service';
 
 function ownerGroupMemberValidator(groups: string[]): ValidatorFn {
   return (control: AbstractControl): { forbiddenGroup: {value: string} } | null => {
@@ -22,7 +22,7 @@ function ownerGroupMemberValidator(groups: string[]): ValidatorFn {
 }
 
 function groupCreationValidator(control: AbstractControl): { anyAuthGroup: {value: string | string[]} } | null {
-    const forbidden = control.value.includes('any-authenticated-user');
+    const forbidden = control.value?.includes('any-authenticated-user');
     return forbidden ? { anyAuthGroup: { value: control.value } } : null;
 }
 
@@ -105,6 +105,7 @@ export class AddLogbookComponent implements OnInit {
   filteredAccessGroups: Observable<string[]>;
   filteredOwnerGroups: Observable<string[]>;
   accessGroupsAvail: string[] = [];
+  tooltips: {ownerGroup?: string, expired?: string} = {};
 
 
   @ViewChild('accessGroupsInput') accessGroupsInput: ElementRef<HTMLInputElement>;
@@ -117,6 +118,7 @@ export class AddLogbookComponent implements OnInit {
     private logbookItemDataService: LogbookItemDataService,
     private userPreferences: UserPreferencesService,
     private logbookDataService: LogbookDataService,
+    private snackBar: SnackbarService,
     @Inject(MAT_DIALOG_DATA) data) {
     this.optionsFormGroup = fb.group({
       hideRequired: new UntypedFormControl(false),
@@ -138,19 +140,56 @@ export class AddLogbookComponent implements OnInit {
     this.setDefaults();
   }
 
+  private getForm(value: string) {
+    return this.optionsFormGroup.get(value);
+  }
+
+  private setForm(toKey: string, fromKey?: string) {
+    this.getForm(toKey).setValue(this.logbook[fromKey ?? toKey]);
+  }
+
   get accessGroups() {
-    return this.optionsFormGroup.get('accessGroups');
+    return this.getForm('accessGroups');
+  }
+
+  private setOwnerGroupWithEditability() {
+    this.setForm('ownerGroup');
+    if (!this.logbook.ownerGroup || this.isAdmin()) 
+      return
+    this.getForm('ownerGroup').disable();
+    this.tooltips.ownerGroup = `Only members of '${this.logbook.adminACL}' can change the ownerGroup`;
+  }
+
+  private isAdmin() {
+    return this.accessGroupsAvail.some(group => this.logbook?.adminACL?.includes(group));
+  }
+
+  private setExpiredTooltip() {
+    const expiresAt =  new Date(this.logbook.expiresAt);
+    if (!expiresAt || expiresAt > new Date()) return;
+    const expiresString = expiresAt.toLocaleDateString(
+      'en-GB', 
+      {year: '2-digit', month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit'}
+    );
+    this.tooltips.expired = `Editing time (${expiresString}) has passed`;
+  }
+
+  private setWithEditability(toKey: string) {
+    let fromKey: string;
+    if (toKey === 'title') fromKey = 'name';
+    this.setForm(toKey, fromKey ?? toKey);
+    if (this.tooltips.expired) this.getForm(toKey).disable();
   }
 
   setDefaults(){
     this.accessGroupsAvail = this.userPreferences.userInfo?.roles;
+    if (!this.isAdmin())
+      this.getForm('ownerGroup').addValidators(ownerGroupMemberValidator(this.accessGroupsAvail));
     if (this.logbook) {
-      this.optionsFormGroup.get('title').setValue(this.logbook.name);
-      this.optionsFormGroup.get('description').setValue(this.logbook.description);
-      this.optionsFormGroup.get('location').setValue(this.logbook.location);
-      this.optionsFormGroup.get('ownerGroup').setValue(this.logbook.ownerGroup);
+      this.setExpiredTooltip();
+      ['title', 'description', 'location', 'isPrivate'].map(field => this.setWithEditability(field));
+      this.setOwnerGroupWithEditability();
       this.accessGroups.setValue(this.logbook.accessGroups);
-      this.optionsFormGroup.get('isPrivate').setValue(this.logbook.isPrivate);
       this.fileId = this.logbook.thumbnail;
       if (this.fileId) {
         this.getImageFromService();
@@ -158,14 +197,12 @@ export class AddLogbookComponent implements OnInit {
       console.log("editing existing logbook");
     }
     else {
-      this.optionsFormGroup.get('ownerGroup').addValidators(groupCreationValidator);
       this.accessGroups.addValidators(groupCreationValidator);
+      this.getForm('ownerGroup').addValidators(groupCreationValidator);
       this.accessGroupsAvail = this.accessGroupsAvail.filter((g: string) => g !== 'any-authenticated-user');
     }
-
     this.filteredAccessGroups = this.accessGroupsCtrl.valueChanges.pipe(startWith(null), map((accessGroup: string | null) => accessGroup ? this._filter(accessGroup) : this.accessGroupsAvail.slice()));
-    this.filteredOwnerGroups = this.optionsFormGroup.get('ownerGroup').valueChanges.pipe(startWith(null), map((accessGroup: string | null) => accessGroup ? this._filter(accessGroup) : this.accessGroupsAvail.slice()));
-    this.optionsFormGroup.get('ownerGroup').addValidators(ownerGroupMemberValidator(this.accessGroupsAvail));
+    this.filteredOwnerGroups = this.getForm('ownerGroup').valueChanges.pipe(startWith(null), map((accessGroup: string | null) => accessGroup ? this._filter(accessGroup) : this.accessGroupsAvail.slice()));
   }
 
   async getLocations(){
@@ -203,11 +240,14 @@ export class AddLogbookComponent implements OnInit {
 
     if (this.optionsFormGroup.invalid) {
       console.log("form invalid")
+      const invalidKeys = [];
       for (const key in this.optionsFormGroup.controls) {
-          if (this.optionsFormGroup.get(key).invalid){
-            this.optionsFormGroup.get(key).setErrors({'required': true});
+          if (this.getForm(key).invalid){
+            invalidKeys.push(key);
+            this.getForm(key).setErrors({'required': true});
           }
       }
+      this.showSnackbarMessage(`Invalid keys: '${invalidKeys}'`, 'warning');
       return;
     }
 
@@ -217,12 +257,12 @@ export class AddLogbookComponent implements OnInit {
       logbookId = this.logbook.id;
     }
     this.logbook = {
-      name: this.optionsFormGroup.get('title').value,
-      location: this.optionsFormGroup.get('location').value,
-      ownerGroup: this.optionsFormGroup.get('ownerGroup').value,
+      name: this.getForm('title').value,
+      location: this.getForm('location').value,
+      ownerGroup: this.getForm('ownerGroup').value,
       accessGroups: this.accessGroups.value,
-      isPrivate: this.optionsFormGroup.get('isPrivate').value,
-      description: this.optionsFormGroup.get('description').value
+      isPrivate: this.getForm('isPrivate').value,
+      description: this.getForm('description').value
     }
 
     let fileData: {id: string};
@@ -240,17 +280,45 @@ export class AddLogbookComponent implements OnInit {
 
     if (logbookId != null) {
       // update logbook
-      await this.logbookDataService.patchLogbook(logbookId, this.logbook);
-      this.logbook.id = logbookId;
+      try {
+        await this.logbookDataService.patchLogbook(logbookId, this.logbook);
+      } catch (error) {
+        console.log(error);
+        this.showSnackbarMessage('Error while updating the logbook. If the error persists contact an administrator', 'warning');
+        return;
+      }
+      finally {
+        this.logbook.id = logbookId;
+      }
+      this.showSnackbarMessage('Edit successful', 'resolved')
     } else {
       // create new logbook
-      let data = await this.logbookDataService.postLogbook(this.logbook);
-      this.logbook.id = data.id;
+      try {
+        let data = await this.logbookDataService.postLogbook(this.logbook);
+        this.logbook.id = data.id;
+      } catch (error) {
+        console.log(error);
+        this.showSnackbarMessage('Error while creating the logbook. If the error persists contact an administrator', 'warning');
+        return;
+      }
+      this.showSnackbarMessage('Creation successful', 'resolved');
     }
-
     this.dialogRef.close(this.logbook);
   }
 
+  private showSnackbarMessage(message: string, messageClass: 'warning' | 'resolved') {
+    return this.snackBar._showMessage({
+      message: message,
+      panelClass: [`${messageClass}-snackbar`], 
+      action: 'Dismiss',
+      show: true,
+      duration: 4000,
+      type: 'serverMessage',
+      horizontalPosition: 'center',
+      verticalPosition: 'top',
+    })
+  }
+
   selectLocation(id: any) {
     console.log("locationId:", id.value);
     this.availLocations.forEach(loc => {
@@ -259,7 +327,7 @@ export class AddLogbookComponent implements OnInit {
         console.log(this.selectedLocation);
         if (!this.customImageLoaded) {
           console.log(this.selectedLocation)
-          if (this.selectedLocation?.files[0]) {
+          if (this.selectedLocation?.files?.[0]) {
             this.fileId = this.selectedLocation?.files[0].fileId;
             this.getImageFromService();
           } else {
diff --git a/scilog/src/app/overview/logbook-cover/logbook-cover.component.html b/scilog/src/app/overview/logbook-cover/logbook-cover.component.html
index ef490aaf..94d28748 100644
--- a/scilog/src/app/overview/logbook-cover/logbook-cover.component.html
+++ b/scilog/src/app/overview/logbook-cover/logbook-cover.component.html
@@ -3,18 +3,22 @@
     <mat-card-title #cardHeader style="font-size: 18px;">{{ logbook?.name }}</mat-card-title>
     <mat-card-subtitle>{{ logbook?.ownerGroup }}</mat-card-subtitle>
     <button mat-icon-button [matMenuTriggerFor]="menu" aria-label="Example icon-button with a menu"
-      class="mat-fab-top-right" *ngIf='enableEdit'>
+      class="mat-fab-top-right"  [disabled]="tooltips.edit" matTooltip="{{ tooltips.edit }}">
       <mat-icon>more_vert</mat-icon>
     </button>
     <mat-menu #menu="matMenu">
-      <button mat-menu-item (click)="editLogbook()" [disabled]="!enableEdit? 'disabled' : null">
-        <mat-icon>edit</mat-icon>
-        <span>Edit</span>
-      </button>
-      <button mat-menu-item (click)="deleteLogbook()" [disabled]="!enableEdit? 'disabled' : null">
-        <mat-icon>delete</mat-icon>
-        <span>Delete</span>
-      </button>
+      <span [matTooltip]="tooltips.update">
+        <button mat-menu-item (click)="editLogbook()" [disabled]="tooltips.update">
+          <mat-icon>edit</mat-icon>
+          <span>Edit</span>
+        </button>
+      </span>
+      <span [matTooltip]="tooltips.delete">
+        <button mat-menu-item (click)="deleteLogbook()" [disabled]="tooltips.delete">
+          <mat-icon>delete</mat-icon>
+          <span>Delete</span>
+        </button>
+      </span>
     </mat-menu>
   </mat-card-header>
   <div class="image-container">
diff --git a/scilog/src/app/overview/logbook-cover/logbook-cover.component.ts b/scilog/src/app/overview/logbook-cover/logbook-cover.component.ts
index 97917ebf..7ed603a5 100644
--- a/scilog/src/app/overview/logbook-cover/logbook-cover.component.ts
+++ b/scilog/src/app/overview/logbook-cover/logbook-cover.component.ts
@@ -22,7 +22,7 @@ export class LogbookWidgetComponent implements OnInit {
 
   imageToShow: any;
   isImageLoading: boolean;
-  enableEdit = false;
+  tooltips: {edit?: string, update?: string, delete?: string} = {};
 
   constructor(
     private logbookItemDataService: LogbookItemDataService,
@@ -33,12 +33,26 @@ export class LogbookWidgetComponent implements OnInit {
     if (this.logbook?.thumbnail) {
       this.getImageFromService();
     }
-    if (this.userPreferences.userInfo?.roles.some(entry => {
-      return this.logbook?.readACL?.includes?.(entry)
-    })) {
-      this.enableEdit = true;
-    }
+    this.enableActions();
+  }
+
+  private enabledMembers(action: string): string[] {
+    const aclMembers = this.logbook?.[`${action}ACL`];
+    if (this.userPreferences.userInfo?.roles.some((entry: string) =>
+      aclMembers?.includes?.(entry) || entry === 'admin'
+    ))
+      return [];
+    this.tooltips[action] = `Enabled for members of '${aclMembers.filter((m: string) => m != 'admin').concat('admin')}'`;
+    return aclMembers;
+  }
 
+  private enableActions() {
+    const groups = ['update', 'delete'].reduce((previousValue, currentValue) => 
+      previousValue.concat(this.enabledMembers(currentValue)),
+      []
+    )
+    if (groups.length > 0)
+      this.tooltips.edit = `Enabled for members of '${[...new Set(groups.concat('admin'))]}'`;
   }
 
   ngAfterViewInit() {