diff --git a/rsconcept/frontend/src/components/control/submit-button.tsx b/rsconcept/frontend/src/components/control/submit-button.tsx
index de75f2a8..0197c395 100644
--- a/rsconcept/frontend/src/components/control/submit-button.tsx
+++ b/rsconcept/frontend/src/components/control/submit-button.tsx
@@ -1,3 +1,5 @@
+import { globalIDs } from '@/utils/constants';
+
 import { type Button } from '../props';
 import { cn } from '../utils';
 
@@ -15,7 +17,17 @@ interface SubmitButtonProps extends Button {
 /**
  * Displays submit type button with icon and text.
  */
-export function SubmitButton({ text = 'ОК', icon, disabled, loading, className, ...restProps }: SubmitButtonProps) {
+export function SubmitButton({
+  text = 'ОК',
+  icon,
+  title,
+  titleHtml,
+  hideTitle,
+  disabled,
+  loading,
+  className,
+  ...restProps
+}: SubmitButtonProps) {
   return (
     <button
       type='submit'
@@ -28,6 +40,10 @@ export function SubmitButton({ text = 'ОК', icon, disabled, loading, className
         loading && 'cursor-progress',
         className
       )}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
+      data-tooltip-content={title}
+      data-tooltip-hidden={hideTitle}
       disabled={disabled || loading}
       {...restProps}
     >
diff --git a/rsconcept/frontend/src/features/oss/backend/api.ts b/rsconcept/frontend/src/features/oss/backend/api.ts
index 426d5804..01cb8744 100644
--- a/rsconcept/frontend/src/features/oss/backend/api.ts
+++ b/rsconcept/frontend/src/features/oss/backend/api.ts
@@ -180,8 +180,7 @@ export const ossApi = {
     }),
 
   relocateConstituents: (data: IRelocateConstituentsDTO) =>
-    axiosPost<IRelocateConstituentsDTO, IOperationSchemaDTO>({
-      schema: schemaOperationSchema,
+    axiosPost<IRelocateConstituentsDTO>({
       endpoint: `/api/oss/relocate-constituents`,
       request: {
         data: data,
diff --git a/rsconcept/frontend/src/features/oss/backend/use-relocate-constituents.tsx b/rsconcept/frontend/src/features/oss/backend/use-relocate-constituents.tsx
index 6358e2b8..505ebbf0 100644
--- a/rsconcept/frontend/src/features/oss/backend/use-relocate-constituents.tsx
+++ b/rsconcept/frontend/src/features/oss/backend/use-relocate-constituents.tsx
@@ -10,8 +10,7 @@ export const useRelocateConstituents = () => {
   const mutation = useMutation({
     mutationKey: [KEYS.global_mutation, ossApi.baseKey, 'relocate-constituents'],
     mutationFn: ossApi.relocateConstituents,
-    onSuccess: async data => {
-      client.setQueryData(ossApi.getOssQueryOptions({ itemID: data.id }).queryKey, data);
+    onSuccess: async () => {
       await Promise.allSettled([
         client.invalidateQueries({ queryKey: KEYS.composite.libraryList }),
         client.invalidateQueries({ queryKey: [KEYS.rsform] })
diff --git a/rsconcept/frontend/src/features/oss/dialogs/dlg-relocate-constituents.tsx b/rsconcept/frontend/src/features/oss/dialogs/dlg-relocate-constituents.tsx
index 32118810..82c903de 100644
--- a/rsconcept/frontend/src/features/oss/dialogs/dlg-relocate-constituents.tsx
+++ b/rsconcept/frontend/src/features/oss/dialogs/dlg-relocate-constituents.tsx
@@ -35,18 +35,14 @@ export function DlgRelocateConstituents() {
   const { updateLayout: updatePositions } = useUpdateLayout();
   const { relocateConstituents } = useRelocateConstituents();
 
-  const {
-    handleSubmit,
-    control,
-    setValue,
-    formState: { isValid }
-  } = useForm<IRelocateConstituentsDTO>({
+  const { handleSubmit, control, setValue } = useForm<IRelocateConstituentsDTO>({
     resolver: zodResolver(schemaRelocateConstituents),
     defaultValues: {
       items: []
     },
     mode: 'onChange'
   });
+  const selected = useWatch({ control, name: 'items' });
   const destination = useWatch({ control, name: 'destination' });
   const destinationItem = destination ? libraryItems.find(item => item.id === destination) ?? null : null;
 
@@ -77,6 +73,11 @@ export function DlgRelocateConstituents() {
     return getRelocateCandidates(operation.id, destinationOperation!.id, sourceData.schema, oss);
   })();
 
+  const moveTarget = filteredConstituents
+    .filter(item => !item.is_inherited && selected.includes(item.id))
+    .map(item => item.id);
+  const isValid = moveTarget.length > 0;
+
   function toggleDirection() {
     setDirectionUp(prev => !prev);
     setValue('destination', null);
@@ -98,6 +99,7 @@ export function DlgRelocateConstituents() {
   }
 
   function onSubmit(data: IRelocateConstituentsDTO) {
+    data.items = moveTarget;
     if (!layout || JSON.stringify(layout) === JSON.stringify(oss.layout)) {
       return relocateConstituents(data);
     } else {
@@ -114,6 +116,7 @@ export function DlgRelocateConstituents() {
       header='Перенос конституент'
       submitText='Переместить'
       canSubmit={isValid && destinationItem !== undefined}
+      submitInvalidTooltip='Необходимо выбрать хотя бы одну собственную конституенту'
       onSubmit={event => void handleSubmit(onSubmit)(event)}
       className='w-160 h-132 py-3 px-6'
       helpTopic={HelpTopic.UI_RELOCATE_CST}
diff --git a/rsconcept/frontend/src/features/oss/models/oss-api.ts b/rsconcept/frontend/src/features/oss/models/oss-api.ts
index 9a267b14..df3ae5da 100644
--- a/rsconcept/frontend/src/features/oss/models/oss-api.ts
+++ b/rsconcept/frontend/src/features/oss/models/oss-api.ts
@@ -446,11 +446,12 @@ export function getRelocateCandidates(
     return [];
   }
 
-  const addedCst = schema.items.filter(item => !item.is_inherited);
   if (node.outputs.includes(destination)) {
-    return addedCst;
+    return schema.items;
   }
 
+  const addedCst = schema.items.filter(item => !item.is_inherited).map(cst => cst.id);
+
   const unreachableBases: number[] = [];
   for (const cst of schema.items.filter(item => item.is_inherited)) {
     if (cst.parent_schema == destinationSchema) {
@@ -466,5 +467,7 @@ export function getRelocateCandidates(
     unreachableBases.push(cst.id);
   }
   const unreachable = schema.graph.expandAllOutputs(unreachableBases);
-  return addedCst.filter(cst => !unreachable.includes(cst.id));
+  return schema.items.filter(
+    cst => cst.parent_schema === destinationSchema || (addedCst.includes(cst.id) && !unreachable.includes(cst.id))
+  );
 }