diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.py b/erpnext/manufacturing/doctype/production_plan/production_plan.py
index 6f600cc08e3bbe20138e25d01c20a42217ab4d70..b94604080025fcc79386310f14a9ca763dd08c36 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.py
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.py
@@ -550,6 +550,7 @@ class ProductionPlan(Document):
 		self.db_set("status", self.status)
 
 	def on_submit(self):
+		self.check_production_items()
 		self.update_bin_qty()
 		self.update_sales_order()
 
@@ -734,6 +735,7 @@ class ProductionPlan(Document):
 			if self.sub_assembly_items:
 				item["use_multi_level_bom"] = 0
 
+			self.check_production_items()
 			set_default_warehouses(item, default_warehouses)
 			work_order = self.create_work_order(item)
 			if work_order:
@@ -1099,6 +1101,14 @@ class ProductionPlan(Document):
 		all_work_orders_completed = all(s == "Completed" for s in wo_status)
 		return all_work_orders_completed
 
+	def check_production_items(self):
+		if self.get_items_from != "Material Request":
+			return
+		items_data = self.get_production_items()
+		for idx, item in enumerate(items_data.values(), start=1):
+			if not item["material_request"]:
+				frappe.throw(_("Row #{0}: This item must be linked to a Material Request").format(idx))
+
 
 @frappe.whitelist()
 def download_raw_materials(doc, warehouses=None):
diff --git a/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.js b/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.js
index 8d46b14a1774eb6a4fa0b97ea6fc7a29fc59eaab..092dcff3107a7ec6e5c8179e7c38d5abe2b2faa2 100644
--- a/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.js
+++ b/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.js
@@ -15,18 +15,59 @@ frappe.query_reports["Itemwise Recommended Reorder Level"] = {
 			fieldtype: "Date",
 			default: frappe.datetime.get_today(),
 		},
-		{
-			fieldname: "item_group",
-			label: __("Item Group"),
-			fieldtype: "Link",
-			options: "Item Group",
-			reqd: 1,
-		},
 		{
 			fieldname: "brand",
 			label: __("Brand"),
 			fieldtype: "Link",
 			options: "Brand",
 		},
+		{
+			fieldname: "item_group",
+			label: __("Item Group"),
+			fieldtype: "MultiSelectList",
+			width: "100",
+			get_data(txt) {
+				return frappe.db.get_link_options("Item Group", txt);
+			},
+			async on_change(report) {
+				// TODO: Handle parent item groups
+				const selected_groups = frappe.query_report.get_filter_value("item_group");
+				const selected_items = frappe.query_report.get_filter_value("item_name");
+
+				if (!selected_groups?.length) {
+					return; // Don't filter if no Item Group is selected
+				}
+
+				// Only keep items that are in the selected Item Group
+				const items = await frappe.db.get_list("Item", {
+					filters: {
+						item_group: ["in", selected_groups],
+						name: ["in", selected_items],
+					},
+					fields: ["name"],
+				});
+
+				const item_names = items.map((item) => item.name);
+				frappe.query_report.set_filter_value("item_name", item_names);
+
+				report.refresh();
+			},
+		},
+		{
+			fieldname: "item_name",
+			label: __("Items"),
+			fieldtype: "MultiSelectList",
+			width: "100",
+			get_data(txt) {
+				const item_groups = frappe.query_report.get_filter_value("item_group");
+				if (!item_groups?.length) {
+					return frappe.db.get_link_options("Item", txt);
+				} else {
+					return frappe.db.get_link_options("Item", txt, {
+						item_group: ["in", item_groups],
+					});
+				}
+			},
+		},
 	],
 };
diff --git a/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.py b/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.py
index c4358b809fcce9a1c6609148d3384fe488436f77..acc91a5f95208c0b08a6ec56cea0d5b6fe7ebffd 100644
--- a/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.py
+++ b/erpnext/stock/report/itemwise_recommended_reorder_level/itemwise_recommended_reorder_level.py
@@ -68,6 +68,8 @@ def get_columns():
 
 
 def get_item_info(filters):
+	from pypika import Criterion
+
 	from erpnext.stock.report.stock_ledger.stock_ledger import get_item_group_condition
 
 	item = frappe.qb.DocType("Item")
@@ -88,8 +90,20 @@ def get_item_info(filters):
 	if brand := filters.get("brand"):
 		query = query.where(item.brand == brand)
 
-	if conditions := get_item_group_condition(filters.get("item_group"), item):
-		query = query.where(conditions)
+	if groups := filters.get("item_group"):
+		if isinstance(groups, str):
+			groups = [groups]
+		conditions = []
+		for group in groups:
+			if condition := get_item_group_condition(group, item):
+				conditions.append(condition)
+		query = query.where(Criterion.any(conditions))
+
+	if items := filters.get("item_name"):
+		if isinstance(items, str):
+			items = [items]
+		conditions = []
+		query = query.where(item.name.isin(items))
 
 	return query.run(as_dict=True)
 
diff --git a/erpnext/stock/report/test_reports.py b/erpnext/stock/report/test_reports.py
index 36e3e2d29bf855eca9038debd15835e2d20dd9cc..97e4c6fcd67c922b65eb58a332e69e8b0812eac5 100644
--- a/erpnext/stock/report/test_reports.py
+++ b/erpnext/stock/report/test_reports.py
@@ -23,6 +23,8 @@ REPORT_FILTER_TEST_CASES: list[tuple[ReportName, ReportFilters]] = [
 	("Stock Projected Qty", {"_optional": True}),
 	("Batch-Wise Balance History", {}),
 	("Itemwise Recommended Reorder Level", {"item_group": "All Item Groups"}),
+	("Itemwise Recommended Reorder Level", {"item_group": ["All Item Groups"]}),
+	("Itemwise Recommended Reorder Level", {"items": ["_Test Item"]}),
 	("COGS By Item Group", {}),
 	("Stock Qty vs Serial No Count", {"warehouse": "_Test Warehouse - _TC"}),
 	(