diff --git a/client/src/app/site/pages/meetings/pages/motions/components/motion-multiselect/services/motion-multiselect.service.ts b/client/src/app/site/pages/meetings/pages/motions/components/motion-multiselect/services/motion-multiselect.service.ts
index 3b1f7a911b..2afc9cf6a8 100644
--- a/client/src/app/site/pages/meetings/pages/motions/components/motion-multiselect/services/motion-multiselect.service.ts
+++ b/client/src/app/site/pages/meetings/pages/motions/components/motion-multiselect/services/motion-multiselect.service.ts
@@ -202,18 +202,22 @@ export class MotionMultiselectService {
         this.modelRequestService.closeSubscription(subscriptionName);
         if (selectedChoice) {
             let action: Action<any> | null = null;
-            const users = (selectedChoice.ids as Ids).map(userId => ({ id: userId }));
+            const userIds = selectedChoice.ids as Ids;
+            const reloadedMotions = motions.map(motion => this.repo.getViewModel(motion.id));
+
             if (selectedChoice.action === ADD) {
-                action = Action.from(...motions.map(motion => this.submitterRepo.create(motion, ...users)));
-            } else if (selectedChoice.action === REMOVE) {
                 action = Action.from(
-                    this.submitterRepo.delete(
-                        ...this.getSubmitterIds(
-                            users.map(user => user.id),
-                            motions
+                    ...reloadedMotions
+                        .filter(motion => this.newSubmittersInMotion(userIds, motion).length)
+                        .map(motion =>
+                            this.submitterRepo.create(motion, ...this.newSubmittersInMotion(userIds, motion))
                         )
-                    )
                 );
+            } else if (selectedChoice.action === REMOVE) {
+                const deleteSubmitterIds = this.getSubmitterIds(userIds, reloadedMotions);
+                if (deleteSubmitterIds.length) {
+                    action = Action.from(this.submitterRepo.delete(...deleteSubmitterIds));
+                }
             }
 
             if (action) {
@@ -415,4 +419,11 @@ export class MotionMultiselectService {
         }
         return submitterIds.map(id => ({ id }));
     }
+    private submitterInMotion(userId: Id, motion: ViewMotion): boolean {
+        return motion.submitters.some(submitter => userId == submitter.user_id);
+    }
+    private newSubmittersInMotion(userIds: Ids, motion: ViewMotion): Identifiable[] {
+        const newSubmitters: Id[] = userIds.filter(userId => !this.submitterInMotion(userId, motion));
+        return newSubmitters.map(id => ({ id }));
+    }
 }