diff --git a/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.js b/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.js
index 2373ba2a2c7..7899183e7f9 100644
--- a/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.js
+++ b/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.js
@@ -6,6 +6,8 @@ frappe.ui.form.on("Master Production Schedule", {
 		frm.trigger("set_query_filters");
 
 		frm.set_df_property("items", "cannot_add_rows", true);
+		frm.set_df_property("material_requests", "cannot_add_rows", true);
+		frm.set_df_property("sales_orders", "cannot_add_rows", true);
 		frm.fields_dict.items.$wrapper.find("[data-action='duplicate_rows']").css("display", "none");
 
 		frm.trigger("set_custom_buttons");
@@ -36,6 +38,14 @@ frappe.ui.form.on("Master Production Schedule", {
 				},
 			};
 		});
+
+		frm.set_query("sales_forecast", (doc) => {
+			return {
+				filters: {
+					company: doc.company,
+				},
+			};
+		});
 	},
 
 	get_actual_demand(frm) {
diff --git a/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.json b/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.json
index 3110c44bcfc..39e4bbb16ad 100644
--- a/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.json
+++ b/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.json
@@ -26,8 +26,8 @@
   "material_requests",
   "section_break_xtby",
   "column_break_yhkr",
-  "column_break_vvys",
   "get_actual_demand",
+  "column_break_vvys",
   "section_break_cmgo",
   "items",
   "forecast_demand_section",
@@ -60,7 +60,6 @@
    "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 1,
    "fieldname": "items",
    "fieldtype": "Table",
    "label": "Items",
@@ -189,7 +188,7 @@
  "grid_page_length": 50,
  "index_web_pages_for_search": 1,
  "links": [],
- "modified": "2025-09-02 19:33:28.244544",
+ "modified": "2025-11-13 19:15:36.090622",
  "modified_by": "Administrator",
  "module": "Manufacturing",
  "name": "Master Production Schedule",
diff --git a/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.py b/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.py
index a558d2bd19a..9698bd8eb49 100644
--- a/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.py
+++ b/erpnext/manufacturing/doctype/master_production_schedule/master_production_schedule.py
@@ -4,7 +4,7 @@
 import math
 
 import frappe
-from frappe import _
+from frappe import _, bold
 from frappe.model.document import Document
 from frappe.model.mapper import get_mapped_doc
 from frappe.query_builder.functions import Sum
@@ -64,6 +64,22 @@ class MasterProductionSchedule(Document):
 
 	def validate(self):
 		self.set_to_date()
+		self.validate_company()
+
+	def validate_company(self):
+		if self.sales_forecast:
+			sales_forecast_company = frappe.db.get_value("Sales Forecast", self.sales_forecast, "company")
+			if sales_forecast_company != self.company:
+				frappe.throw(
+					_(
+						"The Company {0} of Sales Forecast {1} does not match with the Company {2} of Master Production Schedule {3}."
+					).format(
+						bold(sales_forecast_company),
+						bold(self.sales_forecast),
+						bold(self.company),
+						bold(self.name),
+					)
+				)
 
 	def set_to_date(self):
 		self.to_date = None