diff --git a/api/alembic/versions/0036_ahr_satellite_delete_guard.py b/api/alembic/versions/0036_ahr_satellite_delete_guard.py
new file mode 100644
index 0000000..cd381be
--- /dev/null
+++ b/api/alembic/versions/0036_ahr_satellite_delete_guard.py
@@ -0,0 +1,15 @@
+from sql_migration import run_sql_file_migration
+
+
+revision = "0036"
+down_revision = "0035"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    run_sql_file_migration("0036_ahr_satellite_delete_guard.sql")
+
+
+def downgrade() -> None:
+    pass
diff --git a/api/alembic/versions/sql/0036_ahr_satellite_delete_guard.sql b/api/alembic/versions/sql/0036_ahr_satellite_delete_guard.sql
new file mode 100644
index 0000000..8e88918
--- /dev/null
+++ b/api/alembic/versions/sql/0036_ahr_satellite_delete_guard.sql
@@ -0,0 +1,128 @@
+CREATE OR REPLACE FUNCTION v3.del_budget_line(p_id integer, p_direction character varying DEFAULT NULL::character varying, p_sheet character varying DEFAULT NULL::character varying)
+ RETURNS TABLE(row_type character varying, depth integer, sort_order bigint, data jsonb)
+ LANGUAGE plpgsql
+AS $function$
+DECLARE
+  v_form_id    INT;
+  v_org_id     INT;
+  v_sheet      VARCHAR;
+  v_sat_table  TEXT;
+  v_eid        INT;
+  v_line_id    INT;
+  v_ei_path    INT[];
+BEGIN
+  IF p_sheet IN ('AHR_RENT','AHR_UTILITY','AHR_SECURITY') THEN
+    v_sat_table := CASE p_sheet
+      WHEN 'AHR_RENT'     THEN 'rent_detail'
+      WHEN 'AHR_UTILITY'  THEN 'utility_detail'
+      WHEN 'AHR_SECURITY' THEN 'security_detail'
+    END;
+
+    EXECUTE format(
+      'SELECT bl.budget_form_id FROM v3.%I s
+        JOIN v3.budget_line bl ON bl.id = s.line_id
+        WHERE s.id = $1', v_sat_table
+    ) USING p_id INTO v_form_id;
+
+    IF v_form_id IS NULL THEN
+      RAISE EXCEPTION '%.id=% не существует', v_sat_table, p_id;
+    END IF;
+
+    SELECT m.target_line_id
+      INTO v_line_id
+      FROM v3.form2_ahr_satellite_line_source m
+     WHERE m.source_sheet = p_sheet
+       AND m.source_id = p_id;
+
+    EXECUTE format('DELETE FROM v3.%I WHERE id = $1', v_sat_table) USING p_id;
+
+    IF v_line_id IS NOT NULL THEN
+      SELECT bl.expense_item_id
+        INTO v_eid
+        FROM v3.budget_line bl
+       WHERE bl.id = v_line_id;
+
+      DELETE FROM v3.plan WHERE line_id = v_line_id;
+      DELETE FROM v3.budget_line_quarter WHERE line_id = v_line_id;
+      DELETE FROM v3.budget_line WHERE id = v_line_id;
+
+      SELECT org_unit_id INTO v_org_id FROM v3.budget_form WHERE id = v_form_id;
+
+      PERFORM v3.log_event(
+        'ROW_DELETE', 'ROW',
+        jsonb_build_object(
+          'sheet',           'AHR',
+          'line_id',         v_line_id,
+          'entity_id',       v_line_id,
+          'expense_item_id', v_eid,
+          'direction',       'Support',
+          'source_sheet',    p_sheet,
+          'source_id',       p_id
+        ),
+        v_form_id, NULL, v_org_id
+      );
+    END IF;
+    RETURN;
+  END IF;
+
+  SELECT bl.budget_form_id, ei.sheet, bl.expense_item_id
+    INTO v_form_id, v_sheet, v_eid
+  FROM v3.budget_line bl
+  JOIN v3.expense_item ei ON ei.id = bl.expense_item_id
+  WHERE bl.id = p_id;
+
+  IF v_form_id IS NULL THEN
+    RAISE EXCEPTION 'budget_line id=% не существует', p_id;
+  END IF;
+
+  IF v_sheet = 'AHR' AND EXISTS (
+      SELECT 1
+        FROM v3.form2_ahr_satellite_line_source m
+       WHERE m.target_line_id = p_id
+  ) THEN
+    RAISE EXCEPTION 'Строку АХР, созданную из листа-сателлита, нельзя удалить напрямую'
+      USING ERRCODE = '23503',
+            HINT = 'Удалите строку на исходном листе АХР Аренда / АХР Коммунальные услуги / АХР Безопасность';
+  END IF;
+
+  v_ei_path := v3._expense_item_path_set(ARRAY[v_eid]);
+
+  DELETE FROM v3.plan                WHERE line_id = p_id;
+  DELETE FROM v3.sequestration       WHERE line_id = p_id;
+  DELETE FROM v3.reserve             WHERE line_id = p_id;
+  DELETE FROM v3.allocation          WHERE line_id = p_id;
+  DELETE FROM v3.contract_summary    WHERE line_id = p_id;
+  DELETE FROM v3.collegial_approval  WHERE line_id = p_id;
+  DELETE FROM v3.ckk                 WHERE line_id = p_id;
+  DELETE FROM v3.contract_detail     WHERE line_id = p_id;
+  DELETE FROM v3.booking             WHERE line_id = p_id;
+  DELETE FROM v3.budget_line_quarter WHERE line_id = p_id;
+  DELETE FROM v3.rent_detail         WHERE line_id = p_id;
+  DELETE FROM v3.utility_detail      WHERE line_id = p_id;
+  DELETE FROM v3.security_detail     WHERE line_id = p_id;
+
+  DELETE FROM v3.budget_line WHERE id = p_id;
+
+  SELECT org_unit_id INTO v_org_id FROM v3.budget_form WHERE id = v_form_id;
+
+  PERFORM v3.log_event(
+    'ROW_DELETE', 'ROW',
+    jsonb_build_object(
+      'sheet',           v_sheet,
+      'line_id',         p_id,
+      'entity_id', p_id,
+      'expense_item_id', v_eid,
+      'direction',       p_direction
+    ),
+    v_form_id, NULL, v_org_id
+  );
+
+  RETURN QUERY
+  SELECT v.row_type, v.depth, v.sort_order, v.data
+    FROM v3.v_form_view(v_form_id, v_sheet, NULL, p_direction) v
+   WHERE v.row_type IN ('ROOT','GROUP','ITEM','SUB_ITEM')
+     AND (v.data->'header'->>'expense_item_id')::INT = ANY(v_ei_path)
+   ORDER BY v.sort_order;
+END;
+$function$;
+
diff --git a/api/src/api/v1/websocket.py b/api/src/api/v1/websocket.py
index a892153..4389254 100644
--- a/api/src/api/v1/websocket.py
+++ b/api/src/api/v1/websocket.py
@@ -9,6 +9,7 @@ import time
 from typing import Any, Optional
 
 #
+from sqlalchemy import text
 from sqlalchemy.exc import SQLAlchemyError
 from fastapi import APIRouter, WebSocket, WebSocketDisconnect, status
 from sqlalchemy.ext.asyncio import AsyncSession
@@ -800,6 +801,49 @@ async def notify_ahr_about_satellite_change(
         user_id: int,
 ):
     try:
+        if source_event == "row_deleted":
+            async with get_db_session(user_id=user_id) as db:
+                deleted_line_id = (
+                    await db.execute(
+                        text(
+                            """
+                            SELECT (event_data->>'line_id')::int
+                              FROM v3.audit_log
+                             WHERE form_id = :form_id
+                               AND event = 'ROW_DELETE'
+                               AND event_type = 'ROW'
+                               AND event_data->>'sheet' = 'AHR'
+                               AND event_data->>'source_sheet' = :source_sheet
+                               AND (event_data->>'source_id')::int = :source_row_id
+                             ORDER BY id DESC
+                             LIMIT 1
+                            """
+                        ),
+                        {
+                            "form_id": form_id,
+                            "source_sheet": source_sheet,
+                            "source_row_id": source_row_id,
+                        },
+                    )
+                ).scalar_one_or_none()
+
+            if deleted_line_id is None:
+                return
+
+            await manager.broadcast_to_form_sheet(
+                data={
+                    "event": "row_deleted",
+                    "data": {
+                        "row_id": deleted_line_id,
+                        "source_sheet": source_sheet,
+                    },
+                    "result": [],
+                },
+                form_id=form_id,
+                sheet="AHR",
+            )
+            return
+
         async with get_db_session(user_id=user_id) as db:
             ahr_delta = await SheetService(db).get_form2_ahr_satellite_delta(
                 form_id=form_id,