diff --git a/web/src/components/RealtimeTable/utils/columnUtils.js b/web/src/components/RealtimeTable/utils/columnUtils.js
index 91e61cb..cd23607 100644
--- a/web/src/components/RealtimeTable/utils/columnUtils.js
+++ b/web/src/components/RealtimeTable/utils/columnUtils.js
@@ -1,3 +1,51 @@
+// Получение accessorKey колонки
+export const getColumnKey = (node) => node?.accessorKey;
+
+// Проверка, нужно ли скрыть колонку из дерева
+export const shouldExcludeFromTree = (node, excludeSet) => {
+  if (node?.hideInTree) return true;
+  const key = getColumnKey(node);
+  return Boolean(key && excludeSet.has(key));
+};
+
+// Фильтрация дерева колонок по списку исключений
+export const filterColumnTree = (nodes, excludeColumnKeys = []) => {
+  if (!nodes?.length) return [];
+
+  const excludeSet = new Set(excludeColumnKeys);
+
+  return nodes.flatMap((node) => {
+    if (shouldExcludeFromTree(node, excludeSet)) return [];
+
+    const hasChildren = Array.isArray(node.columns) && node.columns.length > 0;
+    if (!hasChildren) return [node];
+
+    const filteredChildren = filterColumnTree(node.columns, excludeColumnKeys);
+    if (filteredChildren.length === 0) return [];
+
+    return [{ ...node, columns: filteredChildren }];
+  });
+};
+
+// Получение accessorKey всех листовых колонок из дерева
+export const getColumnTreeLeafKeys = (nodes) => {
+  const keys = [];
+
+  const collect = (cols) => {
+    for (const col of cols) {
+      if (col.columns?.length) {
+        collect(col.columns);
+      } else {
+        const key = getColumnKey(col);
+        if (key) keys.push(key);
+      }
+    }
+  };
+
+  collect(nodes);
+  return keys;
+};
+
 // Сбор листовых колонок
 export const getLeafColumns = (targetColumn) => {
   if (!targetColumn) return [];
diff --git a/web/src/components/Stages/AddStagesModal.jsx b/web/src/components/Stages/AddStagesModal.jsx
index 7689571..511a9d0 100644
--- a/web/src/components/Stages/AddStagesModal.jsx
+++ b/web/src/components/Stages/AddStagesModal.jsx
@@ -23,6 +23,7 @@ import { Cancel } from '../common/icons/icons';
 import { getStageStatus, getStatusColors } from './StagesTable/utils';
 import { StageStatusChip } from './StageStatusChip';
 import { formatDateForApi } from '../../utils/formatDate';
+import { stageColumnsHiddenFromPicker } from './constants';
 import CollapsibleTree from '../common/CollapsibleTree';
 import { collectLeafColumns } from '../RealtimeTable/utils/columnUtils';
 import { STAGE_ROLE_RUSSIAN_NAME } from '../../constants/constants';
@@ -223,6 +224,7 @@ export const AddStagesModal = ({
 
                 <CollapsibleTree
                   columnTree={columnTree}
+                  excludeColumnKeys={stageColumnsHiddenFromPicker}
                   placeholder="Выбрать столбцы"
                   placeholderSelect="Выбрано столбцов: "
                   selectedIds={selectedColumns}
diff --git a/web/src/components/Stages/constants.js b/web/src/components/Stages/constants.js
new file mode 100644
index 0000000..fd43fee
--- /dev/null
+++ b/web/src/components/Stages/constants.js
@@ -0,0 +1,8 @@
+// Колонки, которые не показываются при выборе колонок этапа
+export const stageColumnsHiddenFromPicker = [
+  'data.header.section',
+  'data.header.item_id',
+  'data.header.num_group',
+  'data.header.name',
+  'data.header.internal_order',
+];
diff --git a/web/src/components/common/CollapsibleTree.jsx b/web/src/components/common/CollapsibleTree.jsx
index 24695be..c916265 100644
--- a/web/src/components/common/CollapsibleTree.jsx
+++ b/web/src/components/common/CollapsibleTree.jsx
@@ -14,9 +14,11 @@ import {
   CheckBox,
   IndeterminateCheckBox,
 } from '@mui/icons-material';
+import { filterColumnTree, getColumnTreeLeafKeys } from '../RealtimeTable/utils/columnUtils';
 
 const CollapsibleTree = ({
   columnTree,
+  excludeColumnKeys = [],
   placeholder = 'Скрыть столбцы',
   placeholderSelect = 'Скрыто столбцов: ',
   selectedIds = [],
@@ -31,12 +33,22 @@ const CollapsibleTree = ({
     setSelectedNodes(selectedIds);
   }, [selectedIds]);
 
+  const visibleColumnTree = useMemo(
+    () => filterColumnTree(columnTree, excludeColumnKeys),
+    [columnTree, excludeColumnKeys],
+  );
+
+  const visibleLeafKeys = useMemo(
+    () => getColumnTreeLeafKeys(visibleColumnTree),
+    [visibleColumnTree],
+  );
+
   const handleExpandedItemsChange = (event, itemIds) => {
     setExpandedItems(itemIds);
   };
 
   const handleSelectAll = (isSelected) => {
-    for (const col of columnTree) {
+    for (const col of visibleColumnTree) {
       onSelectNode?.(col, !isSelected);
     }
   };
@@ -134,8 +146,8 @@ const CollapsibleTree = ({
   };
 
   const treeElements = useMemo(() => {
-    return columnTree ? renderTree(columnTree) : null;
-  }, [columnTree, selectedNodes]);
+    return visibleColumnTree.length > 0 ? renderTree(visibleColumnTree) : null;
+  }, [visibleColumnTree, selectedNodes]);
 
   const handleOpen = (event) => {
     setAnchorEl(event.currentTarget);
@@ -145,12 +157,15 @@ const CollapsibleTree = ({
     setAnchorEl(null);
   };
 
-  const selectedCount =  forStage ? selectedNodes.length : selectedNodes.length - 1; //1 колонка всегда скрыта
+  const visibleSelectedCount = selectedNodes.filter((id) =>
+    visibleLeafKeys.includes(id),
+  ).length;
+  const selectedCount = forStage ? visibleSelectedCount : visibleSelectedCount - 1; //1 колонка всегда скрыта
 
   const isAllSelected = () => {
-    if (!columnTree) return false;
+    if (!visibleColumnTree.length) return false;
     let isSelect = true;
-    for (const col of columnTree) {
+    for (const col of visibleColumnTree) {
       const isChecked = isNodeChecked(col);
       isSelect = isChecked === 'indeterminate' ? false : isChecked && isSelect;
     }