diff --git a/backend/app/crud/production_work_order.py b/backend/app/crud/production_work_order.py
index fb17de4d..ca88446b 100644
--- a/backend/app/crud/production_work_order.py
+++ b/backend/app/crud/production_work_order.py
@@ -94,7 +94,7 @@ def apply_planned_start_time_step_filter(
     planned_start_time_end: Optional[str] = None,
     mine_user_id: Optional[str] = None,
 ):
-    """按活跃工单/任务下未完成工艺步骤的计划开始时间过滤。"""
+    """按工艺步骤计划开始时间过滤；工单/任务/步骤状态由外层检索条件组合控制。"""
     start = (planned_start_time_start or "").strip()
     end = (planned_start_time_end or "").strip()
     if not start and not end:
@@ -104,15 +104,9 @@ def apply_planned_start_time_step_filter(
         BizProductionTaskStep.del_flag == 0,
         BizProductionTaskStep.tenant_no == tenant_no,
         BizProductionTaskStep.planned_start_time.isnot(None),
-        BizProductionTaskStep.step_status != "ywc",
         BizProductionTask.id == BizProductionTaskStep.task_id,
         BizProductionTask.del_flag == 0,
         BizProductionTask.tenant_no == tenant_no,
-        BizProductionTask.task_status.in_(("dpz", "jxz")),
-        BizProductionWorkOrder.id == BizProductionTask.work_order_id,
-        BizProductionWorkOrder.del_flag == 0,
-        BizProductionWorkOrder.tenant_no == tenant_no,
-        BizProductionWorkOrder.work_order_status.in_(("dpz", "jxz")),
         work_order_id_column == BizProductionTask.work_order_id,
     ]
     if start:
diff --git a/backend/tests/test_production_planned_start_time_filter.py b/backend/tests/test_production_planned_start_time_filter.py
new file mode 100644
index 00000000..7c2fe0e7
--- /dev/null
+++ b/backend/tests/test_production_planned_start_time_filter.py
@@ -0,0 +1,42 @@
+"""计划开始时间筛选：不内置工单/任务/步骤状态限制，交给外层组合条件。"""
+
+from sqlalchemy import create_engine
+from sqlalchemy.dialects import mysql
+from sqlalchemy.orm import sessionmaker
+
+from app.crud.production_work_order import apply_planned_start_time_step_filter
+from app.models.models import BizProductionWorkOrder
+
+
+def _compile_planned_start_sql() -> str:
+    eng = create_engine("sqlite://")
+    SessionLocal = sessionmaker(bind=eng)
+    db = SessionLocal()
+    try:
+        q = db.query(BizProductionWorkOrder).filter(BizProductionWorkOrder.del_flag == 0)
+        filtered = apply_planned_start_time_step_filter(
+            q,
+            tenant_no="zkxw",
+            work_order_id_column=BizProductionWorkOrder.id,
+            planned_start_time_start="2026-10-01",
+            planned_start_time_end="2026-12-31",
+        )
+        return str(
+            filtered.statement.compile(
+                dialect=mysql.dialect(), compile_kwargs={"literal_binds": True}
+            )
+        )
+    finally:
+        db.close()
+
+
+def test_planned_start_filter_keeps_date_bounds_without_status_hardcodes():
+    sql = _compile_planned_start_sql().lower()
+    assert "planned_start_time" in sql
+    assert "2026-10-01 00:00:00" in sql
+    assert "2026-12-31 23:59:59" in sql
+    # 不再在 EXISTS 内强制待配置/进行中或未完成步骤
+    assert "work_order_status in (" not in sql
+    assert "task_status in (" not in sql
+    assert "step_status !=" not in sql
+    assert "step_status <>" not in sql