diff --git a/india_compliance/gst_india/client_scripts/stock_entry.js b/india_compliance/gst_india/client_scripts/stock_entry.js
index 77cb49b8e..5c64619f0 100644
--- a/india_compliance/gst_india/client_scripts/stock_entry.js
+++ b/india_compliance/gst_india/client_scripts/stock_entry.js
@@ -5,31 +5,35 @@ setup_e_waybill_actions(DOCTYPE);
 
 frappe.ui.form.on(DOCTYPE, {
     setup(frm) {
-        frm.set_query("taxes_and_charges", function () {
-            return {
-                filters: [
-                    ["disabled", "=", 0],
-                    ["company", "=", frm.doc.company],
-                ],
-            };
+        frm.set_query("taxes_and_charges", {
+            filters: [
+                ["disabled", "=", 0],
+                ["company", "=", frm.doc.company],
+            ],
         });
 
-        frm.set_query("transporter", function () {
-            return {
-                filters: [
-                    ["disabled", "=", 0],
-                    ["is_transporter", "=", 1],
-                ],
-            };
+        frm.set_query("transporter", {
+            filters: [
+                ["disabled", "=", 0],
+                ["is_transporter", "=", 1],
+            ],
         });
 
         ["ship_from_address", "ship_to_address"].forEach(field => {
-            frm.set_query(field, function () {
-                return { filters: { country: "India", disabled: 0 } };
-            });
+            frm.set_query(field, { filters: { country: "India", disabled: 0 } });
         });
 
         set_address_display_events();
+
+        frm.set_query("link_doctype", "doc_references", {
+            name: ["=", "Stock Entry"],
+        });
+
+        frm.set_query("link_name", "doc_references", function (doc) {
+            return {
+                filters: get_filters_for_relevant_stock_entries(doc),
+            };
+        });
     },
 
     onload(frm) {
@@ -46,7 +50,7 @@ frappe.ui.form.on(DOCTYPE, {
         );
     },
 
-    refresh(frm) {
+    refresh() {
         if (!gst_settings.enable_e_waybill || !gst_settings.enable_e_waybill_for_sc)
             return;
 
@@ -112,6 +116,24 @@ frappe.ui.form.on(DOCTYPE, {
     taxes_and_charges(frm) {
         frm.taxes_controller.update_taxes(frm);
     },
+
+    async fetch_original_doc_ref(frm) {
+        let existing_references = frm.doc.doc_references.map(row => row.link_name);
+
+        data = await frappe.db.get_list(DOCTYPE, {
+            filters: get_filters_for_relevant_stock_entries(frm.doc),
+            group_by: "name",
+        });
+
+        data.forEach(doc => {
+            if (existing_references.includes(doc.name)) return;
+            var row = frm.add_child("doc_references");
+            row.link_doctype = DOCTYPE;
+            row.link_name = doc.name;
+        });
+
+        frm.refresh_field("doc_references");
+    },
 });
 
 function set_address_display_events() {
@@ -155,3 +177,16 @@ function on_change_set_address(frm, source_field, target_field, label1, label2)
 }
 
 frappe.ui.form.on("Stock Entry Detail", india_compliance.taxes_controller_events);
+
+function get_filters_for_relevant_stock_entries(doc) {
+    return [
+        ["docstatus", "=", 1],
+        ["purpose", "=", "Send to Subcontractor"],
+        ["subcontracting_order", "=", doc.subcontracting_order],
+        ["Stock Entry Detail", "item_code", "in", get_items(doc)],
+    ];
+}
+
+function get_items(doc) {
+    return Array.from(new Set(doc.items.map(row => row.item_code)));
+}
diff --git a/india_compliance/gst_india/client_scripts/subcontracting_receipt.js b/india_compliance/gst_india/client_scripts/subcontracting_receipt.js
index 77118afac..ddc1be687 100644
--- a/india_compliance/gst_india/client_scripts/subcontracting_receipt.js
+++ b/india_compliance/gst_india/client_scripts/subcontracting_receipt.js
@@ -1,29 +1,70 @@
-setup_e_waybill_actions("Subcontracting Receipt");
+DOCTYPE = "Subcontracting Receipt";
+setup_e_waybill_actions(DOCTYPE);
 
-frappe.ui.form.on("Subcontracting Receipt", {
+frappe.ui.form.on(DOCTYPE, {
     setup(frm) {
-        frm.set_query("taxes_and_charges", function () {
-            return {
-                filters: [
-                    ["disabled", "=", 0],
-                    ["company", "=", frm.doc.company],
-                ],
-            };
+        frm.set_query("taxes_and_charges", {
+            filters: [
+                ["disabled", "=", 0],
+                ["company", "=", frm.doc.company],
+            ],
         });
 
-        frm.set_query("transporter", function () {
-            return {
-                filters: [
-                    ["disabled", "=", 0],
-                    ["is_transporter", "=", 1],
-                ],
-            };
+        frm.set_query("transporter", {
+            filters: [
+                ["disabled", "=", 0],
+                ["is_transporter", "=", 1],
+            ],
         });
 
         ["supplier_address", "shipping_address"].forEach(field => {
-            frm.set_query(field, function () {
-                return { filters: { country: "India", disabled: 0 } };
-            });
+            frm.set_query(field, { filters: { country: "India", disabled: 0 } });
+        });
+
+        frm.set_query("link_doctype", "doc_references", {
+            filters: {
+                name: ["in", ["Subcontracting Receipt", "Stock Entry"]],
+            },
+        });
+
+        frm.set_query("link_name", "doc_references", function (doc, cdt, cdn) {
+            const row = locals[cdt][cdn];
+            const subcontracting_orders = get_subcontracting_orders(doc);
+
+            // same as backend query in get_relevant_references
+            if (row.link_doctype == "Stock Entry") {
+                const supplied_items = get_supplied_items(doc);
+                return {
+                    filters: [
+                        ["docstatus", "=", 1],
+                        ["purpose", "=", "Send to Subcontractor"],
+                        ["subcontracting_order", "in", subcontracting_orders],
+                        ["supplier", "=", doc.supplier],
+                        ["Stock Entry Detail", "item_code", "in", supplied_items],
+                    ],
+                };
+            } else if (row.link_doctype == "Subcontracting Receipt") {
+                const received_items = get_received_items(doc);
+                return {
+                    filters: [
+                        ["docstatus", "=", 1],
+                        ["is_return", "=", 1],
+                        ["supplier", "=", doc.supplier],
+                        [
+                            "Subcontracting Receipt Item",
+                            "item_code",
+                            "in",
+                            received_items,
+                        ],
+                        [
+                            "Subcontracting Receipt Item",
+                            "subcontracting_order",
+                            "in",
+                            subcontracting_orders,
+                        ],
+                    ],
+                };
+            }
         });
     },
     onload(frm) {
@@ -32,9 +73,10 @@ frappe.ui.form.on("Subcontracting Receipt", {
         });
     },
 
-    refresh(frm) {
+    refresh() {
         if (!gst_settings.enable_e_waybill || !gst_settings.enable_e_waybill_for_sc)
             return;
+
         show_sandbox_mode_indicator();
     },
 
@@ -49,6 +91,35 @@ frappe.ui.form.on("Subcontracting Receipt", {
             );
     },
 
+    fetch_original_doc_ref(frm) {
+        let existing_references = get_existing_references(frm);
+
+        frappe.call({
+            method: "india_compliance.gst_india.overrides.subcontracting_transaction.get_relevant_references",
+            args: {
+                supplier: frm.doc.supplier,
+                supplied_items: get_supplied_items(frm.doc),
+                received_items: get_received_items(frm.doc),
+                subcontracting_orders: get_subcontracting_orders(frm.doc),
+            },
+            callback: function (r) {
+                if (!r.message) return;
+
+                Object.entries(r.message).forEach(([doctype, docnames]) => {
+                    docnames.forEach(docname => {
+                        if (existing_references[doctype]?.includes(docname)) return;
+
+                        let row = frm.add_child("doc_references");
+                        row.link_doctype = doctype;
+                        row.link_name = docname;
+                    });
+                });
+
+                frm.refresh_field("doc_references");
+            },
+        });
+    },
+
     taxes_and_charges(frm) {
         frm.taxes_controller.update_taxes(frm);
     },
@@ -58,3 +129,27 @@ frappe.ui.form.on(
     "Subcontracting Receipt Item",
     india_compliance.taxes_controller_events
 );
+
+function get_existing_references(frm) {
+    let existing_references = {};
+
+    frm.doc.doc_references.forEach(row => {
+        if (!existing_references[row.link_doctype])
+            existing_references[row.link_doctype] = [];
+        existing_references[row.link_doctype].push(row.link_name);
+    });
+
+    return existing_references;
+}
+
+function get_supplied_items(doc) {
+    return Array.from(new Set(doc.supplied_items.map(row => row.rm_item_code)));
+}
+
+function get_received_items(doc) {
+    return Array.from(new Set(doc.items.map(row => row.item_code)));
+}
+
+function get_subcontracting_orders(doc) {
+    return Array.from(new Set(doc.items.map(row => row.subcontracting_order)));
+}
diff --git a/india_compliance/gst_india/constants/custom_fields.py b/india_compliance/gst_india/constants/custom_fields.py
index 65ed9e177..f543a12a0 100644
--- a/india_compliance/gst_india/constants/custom_fields.py
+++ b/india_compliance/gst_india/constants/custom_fields.py
@@ -67,6 +67,26 @@
             "insert_after": "total",
             "hide_border": 1,
         },
+        {
+            "fieldname": "section_break_ref_doc",
+            "label": "References",
+            "fieldtype": "Section Break",
+            "insert_after": "bill_date",
+            "depends_on": "eval:doc.is_return !== 1",
+        },
+        {
+            "fieldname": "fetch_original_doc_ref",
+            "label": "Fetch Original Document Reference",
+            "fieldtype": "Button",
+            "insert_after": "section_break_ref_doc",
+        },
+        {
+            "fieldname": "doc_references",
+            "label": "Original Document References",
+            "fieldtype": "Table",
+            "insert_after": "fetch_original_doc_ref",
+            "options": "Dynamic Link",
+        },
     ],
     ("Subcontracting Order", "Subcontracting Receipt"): [
         {
@@ -161,7 +181,7 @@
             "label": "Taxes",
             "fieldtype": "Section Break",
             "insert_after": "get_stock_and_rate",
-            "depends_on": "eval:doc.purpose === 'Send to Subcontractor'",
+            "depends_on": "eval:doc.subcontracting_order",
         },
         {
             "label": "E-Waybill Info",
@@ -312,6 +332,26 @@
             "read_only": 1,
             "is_virtual": 1,
         },
+        {
+            "fieldname": "section_break_ref_doc",
+            "label": "References",
+            "fieldtype": "Section Break",
+            "insert_after": "value_difference",
+            "depends_on": "eval:doc.purpose === 'Material Transfer' && doc.subcontracting_order",
+        },
+        {
+            "fieldname": "fetch_original_doc_ref",
+            "label": "Fetch Original Document Reference",
+            "fieldtype": "Button",
+            "insert_after": "section_break_ref_doc",
+        },
+        {
+            "fieldname": "doc_references",
+            "label": "Original Document References",
+            "fieldtype": "Table",
+            "insert_after": "fetch_original_doc_ref",
+            "options": "Dynamic Link",
+        },
     ],
     "Company": [
         {
diff --git a/india_compliance/gst_india/overrides/subcontracting_transaction.py b/india_compliance/gst_india/overrides/subcontracting_transaction.py
index e350291e1..390e4d1a9 100644
--- a/india_compliance/gst_india/overrides/subcontracting_transaction.py
+++ b/india_compliance/gst_india/overrides/subcontracting_transaction.py
@@ -158,6 +158,17 @@ def validate(doc, method=None):
     if ignore_gst_validation_for_subcontracting(doc):
         return
 
+    if (doc.doctype == "Stock Entry" and doc.purpose == "Material Transfer") or (
+        doc.doctype == "Subcontracting Receipt" and not doc.is_return
+    ):
+        if not doc.doc_references:
+            frappe.throw(
+                _("Please Select Original Document Reference for ITC-04 Reporting"),
+                title=_("Mandatory Field"),
+            )
+        else:
+            remove_duplicates(doc)
+
     field_map = (
         STOCK_ENTRY_FIELD_MAP
         if doc.doctype == "Stock Entry"
@@ -280,8 +291,8 @@ def validate_for_charge_type(self):
 
 
 def ignore_gst_validation_for_subcontracting(doc):
-    if doc.doctype == "Stock Entry" and doc.purpose != "Send to Subcontractor":
-        return True
+    if doc.doctype == "Stock Entry" and not doc.subcontracting_order:
+        return
 
     return ignore_gst_validations(doc)
 
@@ -297,3 +308,69 @@ def set_address_display(doc):
     for address in adddress_fields:
         if doc.get(address):
             setattr(doc, address + "_display", get_address_display(doc.get(address)))
+
+
+@frappe.whitelist()
+def get_relevant_references(
+    supplier, supplied_items, received_items, subcontracting_orders
+):
+
+    if isinstance(supplied_items, str):
+        supplied_items = frappe.parse_json(supplied_items)
+        received_items = frappe.parse_json(received_items)
+        subcontracting_orders = frappe.parse_json(subcontracting_orders)
+
+    # same filters used for set_query in JS
+
+    receipt_returns = frappe.db.get_all(
+        "Subcontracting Receipt",
+        filters=[
+            ["docstatus", "=", 1],
+            ["is_return", "=", 1],
+            ["supplier", "=", supplier],
+            ["Subcontracting Receipt Item", "item_code", "in", received_items],
+            [
+                "Subcontracting Receipt Item",
+                "subcontracting_order",
+                "in",
+                subcontracting_orders,
+            ],
+        ],
+        pluck="name",
+        group_by="name",
+    )
+
+    stock_entries = frappe.db.get_all(
+        "Stock Entry",
+        filters=[
+            ["docstatus", "=", 1],
+            ["purpose", "=", "Send to Subcontractor"],
+            ["subcontracting_order", "in", subcontracting_orders],
+            ["supplier", "=", supplier],
+            ["Stock Entry Detail", "item_code", "in", supplied_items],
+        ],
+        pluck="name",
+        group_by="name",
+    )
+
+    data = {"Subcontracting Receipt": receipt_returns, "Stock Entry": stock_entries}
+
+    return data
+
+
+def remove_duplicates(doc):
+    references = []
+    has_duplicates = False
+
+    for row in doc.doc_references:
+        ref = (row.link_doctype, row.link_name)
+
+        if ref not in references:
+            references.append(ref)
+        else:
+            has_duplicates = True
+
+    if has_duplicates:
+        doc.doc_references = []
+        for row in references:
+            doc.append("doc_references", dict(link_doctype=row[0], link_name=row[1]))
diff --git a/india_compliance/patches.txt b/india_compliance/patches.txt
index 380fb2b93..eb89d491a 100644
--- a/india_compliance/patches.txt
+++ b/india_compliance/patches.txt
@@ -4,7 +4,7 @@ india_compliance.patches.v15.remove_duplicate_web_template
 
 [post_model_sync]
 india_compliance.patches.v14.set_default_for_overridden_accounts_setting
-execute:from india_compliance.gst_india.setup import create_custom_fields; create_custom_fields() #53
+execute:from india_compliance.gst_india.setup import create_custom_fields; create_custom_fields() #54
 execute:from india_compliance.gst_india.setup import create_property_setters; create_property_setters() #8
 execute:from india_compliance.income_tax_india.setup import create_custom_fields; create_custom_fields() #2
 india_compliance.patches.post_install.remove_old_fields #1