diff --git a/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx b/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx
index ef046649..e5fc818e 100644
--- a/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx
+++ b/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx
@@ -5,6 +5,7 @@ import { useLayoutEffect, useMemo, useState } from 'react';
 
 import DataTable, { createColumnHelper, RowSelectionState } from '@/components/ui/DataTable';
 import { useConceptOptions } from '@/context/ConceptOptionsContext';
+import { Graph } from '@/models/Graph';
 import { CstMatchMode } from '@/models/miscellaneous';
 import { ConstituentaID, IConstituenta, IRSForm } from '@/models/rsform';
 import { isBasicConcept, matchConstituenta } from '@/models/rsformAPI';
@@ -17,7 +18,9 @@ import ToolbarGraphSelection from './ToolbarGraphSelection';
 
 interface PickMultiConstituentaProps {
   id?: string;
-  schema?: IRSForm;
+  schema: IRSForm;
+  data: IConstituenta[];
+
   prefixID: string;
   rows?: number;
 
@@ -27,12 +30,39 @@ interface PickMultiConstituentaProps {
 
 const columnHelper = createColumnHelper<IConstituenta>();
 
-function PickMultiConstituenta({ id, schema, prefixID, rows, selected, setSelected }: PickMultiConstituentaProps) {
+function PickMultiConstituenta({
+  id,
+  schema,
+  data,
+  prefixID,
+  rows,
+  selected,
+  setSelected
+}: PickMultiConstituentaProps) {
   const { colors } = useConceptOptions();
   const [rowSelection, setRowSelection] = useState<RowSelectionState>({});
-  const [filtered, setFiltered] = useState<IConstituenta[]>(schema?.items ?? []);
+  const [filtered, setFiltered] = useState<IConstituenta[]>(data);
   const [filterText, setFilterText] = useState('');
 
+  const foldedGraph = useMemo(() => {
+    if (data.length === schema.items.length) {
+      return schema.graph;
+    }
+    const newGraph = new Graph();
+    schema.graph.nodes.forEach(node => {
+      newGraph.addNode(node.id);
+      node.outputs.forEach(output => {
+        newGraph.addEdge(node.id, output);
+      });
+    });
+    schema.items
+      .filter(item => data.find(cst => cst.id === item.id) === undefined)
+      .forEach(item => {
+        newGraph.foldNode(item.id);
+      });
+    return newGraph;
+  }, [schema.graph, data]);
+
   useLayoutEffect(() => {
     if (filtered.length === 0) {
       setRowSelection({});
@@ -46,17 +76,17 @@ function PickMultiConstituenta({ id, schema, prefixID, rows, selected, setSelect
   }, [filtered, setRowSelection, selected]);
 
   useLayoutEffect(() => {
-    if (!schema || schema.items.length === 0) {
+    if (data.length === 0) {
       setFiltered([]);
     } else if (filterText) {
-      setFiltered(schema.items.filter(cst => matchConstituenta(cst, filterText, CstMatchMode.ALL)));
+      setFiltered(data.filter(cst => matchConstituenta(cst, filterText, CstMatchMode.ALL)));
     } else {
-      setFiltered(schema.items);
+      setFiltered(data);
     }
-  }, [filterText, schema?.items, schema]);
+  }, [filterText, data]);
 
   function handleRowSelection(updater: React.SetStateAction<RowSelectionState>) {
-    if (!schema) {
+    if (!data) {
       setSelected([]);
     } else {
       const newRowSelection = typeof updater === 'function' ? updater(rowSelection) : updater;
@@ -91,7 +121,7 @@ function PickMultiConstituenta({ id, schema, prefixID, rows, selected, setSelect
     <div>
       <div className='flex justify-between items-center clr-input px-3 border-x border-t rounded-t-md'>
         <div className='w-[24ch] select-none whitespace-nowrap'>
-          Выбраны {selected.length} из {schema?.items.length ?? 0}
+          Выбраны {selected.length} из {data.length}
         </div>
         <SearchBar
           id='dlg_constituents_search'
@@ -100,16 +130,14 @@ function PickMultiConstituenta({ id, schema, prefixID, rows, selected, setSelect
           value={filterText}
           onChange={setFilterText}
         />
-        {schema ? (
-          <ToolbarGraphSelection
-            graph={schema.graph}
-            isCore={cstID => isBasicConcept(schema.cstByID.get(cstID)?.cst_type)}
-            isOwned={cstID => !schema.cstByID.get(cstID)?.is_inherited}
-            setSelected={setSelected}
-            emptySelection={selected.length === 0}
-            className='w-fit'
-          />
-        ) : null}
+        <ToolbarGraphSelection
+          graph={foldedGraph}
+          isCore={cstID => isBasicConcept(schema.cstByID.get(cstID)?.cst_type)}
+          isOwned={cstID => !schema.cstByID.get(cstID)?.is_inherited}
+          setSelected={setSelected}
+          emptySelection={selected.length === 0}
+          className='w-fit'
+        />
       </div>
       <DataTable
         id={id}
diff --git a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/DlgInlineSynthesis.tsx b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/DlgInlineSynthesis.tsx
index b0e789f2..92dd576d 100644
--- a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/DlgInlineSynthesis.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/DlgInlineSynthesis.tsx
@@ -9,7 +9,7 @@ import TabLabel from '@/components/ui/TabLabel';
 import useRSFormDetails from '@/hooks/useRSFormDetails';
 import { LibraryItemID } from '@/models/library';
 import { ICstSubstitute } from '@/models/oss';
-import { IInlineSynthesisData, IRSForm } from '@/models/rsform';
+import { ConstituentaID, IInlineSynthesisData, IRSForm } from '@/models/rsform';
 
 import TabConstituents from './TabConstituents';
 import TabSchema from './TabSchema';
@@ -30,7 +30,7 @@ function DlgInlineSynthesis({ hideWindow, receiver, onInlineSynthesis }: DlgInli
   const [activeTab, setActiveTab] = useState(TabID.SCHEMA);
 
   const [donorID, setDonorID] = useState<LibraryItemID | undefined>(undefined);
-  const [selected, setSelected] = useState<LibraryItemID[]>([]);
+  const [selected, setSelected] = useState<ConstituentaID[]>([]);
   const [substitutions, setSubstitutions] = useState<ICstSubstitute[]>([]);
 
   const source = useRSFormDetails({ target: donorID ? String(donorID) : undefined });
diff --git a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx
index 57f57c28..97a14a1f 100644
--- a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx
@@ -17,13 +17,16 @@ interface TabConstituentsProps {
 function TabConstituents({ schema, error, loading, selected, setSelected }: TabConstituentsProps) {
   return (
     <DataLoader id='dlg-constituents-tab' isLoading={loading} error={error} hasNoData={!schema}>
-      <PickMultiConstituenta
-        schema={schema}
-        rows={13}
-        prefixID={prefixes.cst_inline_synth_list}
-        selected={selected}
-        setSelected={setSelected}
-      />
+      {schema ? (
+        <PickMultiConstituenta
+          schema={schema}
+          data={schema.items}
+          rows={13}
+          prefixID={prefixes.cst_inline_synth_list}
+          selected={selected}
+          setSelected={setSelected}
+        />
+      ) : null}
     </DataLoader>
   );
 }
diff --git a/rsconcept/frontend/src/dialogs/DlgRelocateConstituents.tsx b/rsconcept/frontend/src/dialogs/DlgRelocateConstituents.tsx
new file mode 100644
index 00000000..126f0497
--- /dev/null
+++ b/rsconcept/frontend/src/dialogs/DlgRelocateConstituents.tsx
@@ -0,0 +1,96 @@
+'use client';
+
+import clsx from 'clsx';
+import { useCallback, useLayoutEffect, useMemo, useState } from 'react';
+
+import PickMultiConstituenta from '@/components/select/PickMultiConstituenta';
+import SelectLibraryItem from '@/components/select/SelectLibraryItem';
+import Modal, { ModalProps } from '@/components/ui/Modal';
+import DataLoader from '@/components/wrap/DataLoader';
+import { useLibrary } from '@/context/LibraryContext';
+import useRSFormDetails from '@/hooks/useRSFormDetails';
+import { ILibraryItem, LibraryItemID } from '@/models/library';
+import { ICstRelocateData, IOperation, IOperationSchema } from '@/models/oss';
+import { getRelocateCandidates } from '@/models/ossAPI';
+import { ConstituentaID } from '@/models/rsform';
+import { prefixes } from '@/utils/constants';
+
+interface DlgRelocateConstituentsProps extends Pick<ModalProps, 'hideWindow'> {
+  oss: IOperationSchema;
+  target: IOperation;
+  onSubmit: (data: ICstRelocateData) => void;
+}
+
+function DlgRelocateConstituents({ oss, hideWindow, target, onSubmit }: DlgRelocateConstituentsProps) {
+  const library = useLibrary();
+  const schemas = useMemo(() => {
+    const node = oss.graph.at(target.id)!;
+    const ids: LibraryItemID[] = [
+      ...node.inputs.map(id => oss.operationByID.get(id)!.result).filter(id => id !== null),
+      ...node.outputs.map(id => oss.operationByID.get(id)!.result).filter(id => id !== null)
+    ];
+    return ids.map(id => library.items.find(item => item.id === id)).filter(item => item !== undefined);
+  }, [oss, library.items]);
+
+  const [destination, setDestination] = useState<ILibraryItem | undefined>(undefined);
+  const [selected, setSelected] = useState<ConstituentaID[]>([]);
+
+  const source = useRSFormDetails({ target: String(target.result!) });
+  const filtered = useMemo(() => {
+    if (!source.schema || !destination) {
+      return [];
+    }
+    const destinationOperation = oss.items.find(item => item.result === destination.id);
+    return getRelocateCandidates(target.id, destinationOperation!.id, source.schema, oss);
+  }, [destination, source.schema?.items]);
+
+  const isValid = useMemo(() => !!destination && selected.length > 0, [destination, selected]);
+
+  useLayoutEffect(() => {
+    setSelected([]);
+  }, [destination]);
+
+  const handleSelectDestination = useCallback((newValue: ILibraryItem | undefined) => {
+    setDestination(newValue);
+  }, []);
+
+  const handleSubmit = useCallback(() => {
+    const data: ICstRelocateData = {
+      destination: target.result ?? 0,
+      items: []
+    };
+    onSubmit(data);
+  }, [target, onSubmit]);
+
+  return (
+    <Modal
+      header='Перемещение конституент'
+      submitText='Переместить'
+      hideWindow={hideWindow}
+      canSubmit={isValid}
+      onSubmit={handleSubmit}
+      className={clsx('w-[40rem] h-[33rem]', 'py-3 px-6')}
+    >
+      <DataLoader id='dlg-relocate-constituents' className='cc-column' isLoading={source.loading} error={source.error}>
+        <SelectLibraryItem
+          placeholder='Выберите целевую схему'
+          items={schemas}
+          value={destination}
+          onSelectValue={handleSelectDestination}
+        />
+        {source.schema ? (
+          <PickMultiConstituenta
+            schema={source.schema}
+            data={filtered}
+            rows={12}
+            prefixID={prefixes.dlg_cst_constituents_list}
+            selected={selected}
+            setSelected={setSelected}
+          />
+        ) : null}
+      </DataLoader>
+    </Modal>
+  );
+}
+
+export default DlgRelocateConstituents;
diff --git a/rsconcept/frontend/src/models/Graph.ts b/rsconcept/frontend/src/models/Graph.ts
index 68383181..725e0d8f 100644
--- a/rsconcept/frontend/src/models/Graph.ts
+++ b/rsconcept/frontend/src/models/Graph.ts
@@ -86,30 +86,25 @@ export class Graph {
     return !!this.nodes.get(target);
   }
 
-  removeNode(target: number): GraphNode | null {
-    const nodeToRemove = this.nodes.get(target);
-    if (!nodeToRemove) {
-      return null;
-    }
+  removeNode(target: number): void {
     this.nodes.forEach(node => {
-      node.removeInput(nodeToRemove.id);
-      node.removeOutput(nodeToRemove.id);
+      node.removeInput(target);
+      node.removeOutput(target);
     });
     this.nodes.delete(target);
-    return nodeToRemove;
   }
 
-  foldNode(target: number): GraphNode | null {
+  foldNode(target: number): void {
     const nodeToRemove = this.nodes.get(target);
     if (!nodeToRemove) {
-      return null;
+      return;
     }
     nodeToRemove.inputs.forEach(input => {
       nodeToRemove.outputs.forEach(output => {
         this.addEdge(input, output);
       });
     });
-    return this.removeNode(target);
+    this.removeNode(target);
   }
 
   removeIsolated(): GraphNode[] {
@@ -124,6 +119,9 @@ export class Graph {
   }
 
   addEdge(source: number, destination: number): void {
+    if (this.hasEdge(source, destination)) {
+      return;
+    }
     const sourceNode = this.addNode(source);
     const destinationNode = this.addNode(destination);
     sourceNode.addOutput(destinationNode.id);
diff --git a/rsconcept/frontend/src/models/oss.ts b/rsconcept/frontend/src/models/oss.ts
index a768a547..761cd9c6 100644
--- a/rsconcept/frontend/src/models/oss.ts
+++ b/rsconcept/frontend/src/models/oss.ts
@@ -125,6 +125,14 @@ export interface ICstSubstituteData {
   substitutions: ICstSubstitute[];
 }
 
+/**
+ * Represents data, used relocating {@link IConstituenta}s between {@link ILibraryItem}s.
+ */
+export interface ICstRelocateData {
+  destination: LibraryItemID;
+  items: ConstituentaID[];
+}
+
 /**
  * Represents substitution for multi synthesis table.
  */
diff --git a/rsconcept/frontend/src/models/ossAPI.ts b/rsconcept/frontend/src/models/ossAPI.ts
index b3679fb8..d2b4b826 100644
--- a/rsconcept/frontend/src/models/ossAPI.ts
+++ b/rsconcept/frontend/src/models/ossAPI.ts
@@ -8,7 +8,7 @@ import { TextMatcher } from '@/utils/utils';
 
 import { Graph } from './Graph';
 import { ILibraryItem, LibraryItemID } from './library';
-import { ICstSubstitute, IOperation, IOperationSchema, SubstitutionErrorType } from './oss';
+import { ICstSubstitute, IOperation, IOperationSchema, OperationID, SubstitutionErrorType } from './oss';
 import { ConstituentaID, CstClass, CstType, IConstituenta, IRSForm } from './rsform';
 import { AliasMapping, ParsingStatus } from './rslang';
 import { applyAliasMapping, applyTypificationMapping, extractGlobals, isSetTypification } from './rslangAPI';
@@ -424,3 +424,45 @@ export class SubstitutionValidator {
     return false;
   }
 }
+
+/**
+ * Filter relocate candidates from gives schema.
+ */
+export function getRelocateCandidates(
+  source: OperationID,
+  destination: OperationID,
+  schema: IRSForm,
+  oss: IOperationSchema
+): IConstituenta[] {
+  const destinationSchema = oss.operationByID.get(destination)?.result;
+  if (!destinationSchema) {
+    return [];
+  }
+  const node = oss.graph.at(source);
+  if (!node) {
+    return [];
+  }
+
+  const addedCst = schema.items.filter(item => !item.is_inherited);
+  if (node.outputs.includes(destination)) {
+    return addedCst;
+  }
+
+  const unreachableBases: ConstituentaID[] = [];
+  for (const cst of schema.items.filter(item => item.is_inherited)) {
+    if (cst.parent_schema == destinationSchema) {
+      continue;
+    }
+    const parent = schema.inheritance.find(item => item.child === cst.id && item.child_source === cst.schema)?.parent;
+    if (parent) {
+      const original = oss.substitutions.find(sub => sub.substitution === parent)?.original;
+      if (original) {
+        continue;
+        // TODO: test if original schema is destination schema
+      }
+    }
+    unreachableBases.push(cst.id);
+  }
+  const unreachable = schema.graph.expandAllOutputs(unreachableBases);
+  return addedCst.filter(cst => !unreachable.includes(cst.id));
+}
diff --git a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx
index 2e6fd822..054f2aed 100644
--- a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx
+++ b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx
@@ -2,7 +2,15 @@
 
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 
-import { IconConnect, IconDestroy, IconEdit2, IconExecute, IconNewRSForm, IconRSForm } from '@/components/Icons';
+import {
+  IconChild,
+  IconConnect,
+  IconDestroy,
+  IconEdit2,
+  IconExecute,
+  IconNewRSForm,
+  IconRSForm
+} from '@/components/Icons';
 import Dropdown from '@/components/ui/Dropdown';
 import DropdownButton from '@/components/ui/DropdownButton';
 import useClickedOutside from '@/hooks/useClickedOutside';
@@ -25,6 +33,7 @@ interface NodeContextMenuProps extends ContextMenuData {
   onEditSchema: (target: OperationID) => void;
   onEditOperation: (target: OperationID) => void;
   onExecuteOperation: (target: OperationID) => void;
+  onRelocateConstituents: (target: OperationID) => void;
 }
 
 function NodeContextMenu({
@@ -36,7 +45,8 @@ function NodeContextMenu({
   onCreateInput,
   onEditSchema,
   onEditOperation,
-  onExecuteOperation
+  onExecuteOperation,
+  onRelocateConstituents
 }: NodeContextMenuProps) {
   const controller = useOssEdit();
   const [isOpen, setIsOpen] = useState(false);
@@ -100,6 +110,11 @@ function NodeContextMenu({
     onExecuteOperation(operation.id);
   };
 
+  const handleRelocateConstituents = () => {
+    handleHide();
+    onRelocateConstituents(operation.id);
+  };
+
   return (
     <div ref={ref} className='absolute select-none' style={{ top: cursorY, left: cursorX }}>
       <Dropdown
@@ -156,6 +171,16 @@ function NodeContextMenu({
           />
         ) : null}
 
+        {controller.isMutable && operation.result ? (
+          <DropdownButton
+            text='Конституенты'
+            titleHtml='Перемещение конституент</br>между схемами'
+            icon={<IconChild size='1rem' className='icon-green' />}
+            disabled={controller.isProcessing}
+            onClick={handleRelocateConstituents}
+          />
+        ) : null}
+
         <DropdownButton
           text='Удалить операцию'
           icon={<IconDestroy size='1rem' className='icon-red' />}
diff --git a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx
index 37593193..ba12930c 100644
--- a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx
+++ b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx
@@ -197,6 +197,13 @@ function OssFlow({ isModified, setIsModified }: OssFlowProps) {
     handleExecuteOperation(controller.selected[0]);
   }, [controller, handleExecuteOperation]);
 
+  const handleRelocateConstituents = useCallback(
+    (target: OperationID) => {
+      controller.promptRelocateConstituents(target);
+    },
+    [controller]
+  );
+
   const handleFitView = useCallback(() => {
     flow.fitView({ duration: PARAMETER.zoomDuration });
   }, [flow]);
@@ -376,6 +383,7 @@ function OssFlow({ isModified, setIsModified }: OssFlowProps) {
           onEditSchema={handleEditSchema}
           onEditOperation={handleEditOperation}
           onExecuteOperation={handleExecuteOperation}
+          onRelocateConstituents={handleRelocateConstituents}
           {...menuProps}
         />
       ) : null}
diff --git a/rsconcept/frontend/src/pages/OssPage/OssEditContext.tsx b/rsconcept/frontend/src/pages/OssPage/OssEditContext.tsx
index cdc44105..01a4a6b7 100644
--- a/rsconcept/frontend/src/pages/OssPage/OssEditContext.tsx
+++ b/rsconcept/frontend/src/pages/OssPage/OssEditContext.tsx
@@ -17,10 +17,12 @@ import DlgCreateOperation from '@/dialogs/DlgCreateOperation';
 import DlgDeleteOperation from '@/dialogs/DlgDeleteOperation';
 import DlgEditEditors from '@/dialogs/DlgEditEditors';
 import DlgEditOperation from '@/dialogs/DlgEditOperation';
+import DlgRelocateConstituents from '@/dialogs/DlgRelocateConstituents';
 import { AccessPolicy, ILibraryItemEditor, LibraryItemID } from '@/models/library';
 import { Position2D } from '@/models/miscellaneous';
 import { calculateInsertPosition } from '@/models/miscellaneousAPI';
 import {
+  ICstRelocateData,
   IOperationCreateData,
   IOperationDeleteData,
   IOperationPosition,
@@ -74,6 +76,7 @@ export interface IOssEditContext extends ILibraryItemEditor {
   promptEditInput: (target: OperationID, positions: IOperationPosition[]) => void;
   promptEditOperation: (target: OperationID, positions: IOperationPosition[]) => void;
   executeOperation: (target: OperationID, positions: IOperationPosition[]) => void;
+  promptRelocateConstituents: (target: OperationID) => void;
 }
 
 const OssEditContext = createContext<IOssEditContext | null>(null);
@@ -110,6 +113,7 @@ export const OssEditState = ({ selected, setSelected, children }: React.PropsWit
   const [showEditInput, setShowEditInput] = useState(false);
   const [showEditOperation, setShowEditOperation] = useState(false);
   const [showDeleteOperation, setShowDeleteOperation] = useState(false);
+  const [showRelocateConstituents, setShowRelocateConstituents] = useState(false);
 
   const [showCreateOperation, setShowCreateOperation] = useState(false);
   const [insertPosition, setInsertPosition] = useState<Position2D>({ x: 0, y: 0 });
@@ -359,6 +363,23 @@ export const OssEditState = ({ selected, setSelected, children }: React.PropsWit
     [model]
   );
 
+  const promptRelocateConstituents = useCallback(
+    (target: OperationID) => {
+      setTargetOperationID(target);
+      setShowRelocateConstituents(true);
+    },
+    [model]
+  );
+
+  const handleRelocateConstituents = useCallback(
+    (data: ICstRelocateData) => {
+      // TODO: implement backed call
+      console.log(data);
+      toast.success('В разработке');
+    },
+    [model]
+  );
+
   return (
     <OssEditContext.Provider
       value={{
@@ -388,7 +409,8 @@ export const OssEditState = ({ selected, setSelected, children }: React.PropsWit
         createInput,
         promptEditInput,
         promptEditOperation,
-        executeOperation
+        executeOperation,
+        promptRelocateConstituents
       }}
     >
       {model.schema ? (
@@ -438,6 +460,15 @@ export const OssEditState = ({ selected, setSelected, children }: React.PropsWit
               onSubmit={deleteOperation}
             />
           ) : null}
+          {showRelocateConstituents ? (
+            <DlgRelocateConstituents
+              hideWindow={() => setShowRelocateConstituents(false)}
+              target={targetOperation!}
+              oss={model.schema}
+              onSubmit={handleRelocateConstituents}
+            />
+          ) : null}
+          )
         </AnimatePresence>
       ) : null}
 
diff --git a/rsconcept/frontend/src/pages/RSFormPage/ViewConstituents/ConstituentsSearch.tsx b/rsconcept/frontend/src/pages/RSFormPage/ViewConstituents/ConstituentsSearch.tsx
index 2dd9c5b2..ed959584 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/ViewConstituents/ConstituentsSearch.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/ViewConstituents/ConstituentsSearch.tsx
@@ -69,7 +69,7 @@ function ConstituentsSearch({ schema, activeID, activeExpression, dense, setFilt
   );
 
   return (
-    <div className='flex border-b clr-input'>
+    <div className='flex border-b clr-input rounded-t-md'>
       <SearchBar
         id='constituents_search'
         noBorder
diff --git a/rsconcept/frontend/src/utils/constants.ts b/rsconcept/frontend/src/utils/constants.ts
index 065e1d1f..3528c798 100644
--- a/rsconcept/frontend/src/utils/constants.ts
+++ b/rsconcept/frontend/src/utils/constants.ts
@@ -182,5 +182,6 @@ export const prefixes = {
   user_editors: 'user_editors_',
   wordform_list: 'wordform_list_',
   rsedit_btn: 'rsedit_btn_',
-  dlg_cst_substitutes_list: 'dlg_cst_substitutes_list_'
+  dlg_cst_substitutes_list: 'dlg_cst_substitutes_list_',
+  dlg_cst_constituents_list: 'dlg_cst_constituents_list_'
 };