diff --git a/ns_app/hooks.py b/ns_app/hooks.py
index c4fe7c6..089f50a 100644
--- a/ns_app/hooks.py
+++ b/ns_app/hooks.py
@@ -15,6 +15,11 @@ doctype_js = {
     "Sales Invoice": "public/js/sales_invoice.js"
 }
 
+# Load on Customer list view (adds "Generate Statements" action)
+doctype_list_js = {
+    "Customer": "public/js/customer_list.js"
+}
+
 # Fixtures tracked in Git
 fixtures = [
     {
diff --git a/ns_app/public/js/customer_list.js b/ns_app/public/js/customer_list.js
new file mode 100644
index 0000000..16292aa
--- /dev/null
+++ b/ns_app/public/js/customer_list.js
@@ -0,0 +1,151 @@
+// Adds a "Generate Statements" action to the Customer list. It lists customers
+// with overdue invoices, lets the user pick which ones, and opens a printable
+// (one-page-per-customer) statement document in a new window.
+
+frappe.listview_settings["Customer"] = {
+    onload(listview) {
+        listview.page.add_inner_button(__("Generate Statements"), () => {
+            open_statement_selector();
+        });
+    }
+};
+
+
+function open_statement_selector() {
+    frappe.call({
+        method: "ns_app.api.statements.get_customers_with_overdue_invoices",
+        freeze: true,
+        freeze_message: __("Finding customers with overdue invoices..."),
+        callback(r) {
+            const rows = r.message || [];
+            if (!rows.length) {
+                frappe.msgprint({
+                    title: __("No Overdue Customers"),
+                    message: __("No customers currently have overdue invoices."),
+                    indicator: "green"
+                });
+                return;
+            }
+            show_selection_dialog(rows);
+        }
+    });
+}
+
+
+function show_selection_dialog(rows) {
+    const uid = Date.now();
+    const selected = new Set(rows.map(r => r.customer)); // default: all selected
+
+    const body = rows.map(r => `
+        <tr>
+          <td class="text-center">
+            <input type="checkbox" class="cust-check-${uid}"
+                   data-name="${frappe.utils.escape_html(r.customer)}" checked>
+          </td>
+          <td>${frappe.utils.escape_html(r.customer_name || r.customer)}</td>
+          <td class="text-center">${r.overdue_count}</td>
+          <td class="text-center">${r.max_days_overdue}</td>
+          <td class="text-right">${format_currency(r.total_outstanding)}</td>
+        </tr>`).join("");
+
+    const dialog = new frappe.ui.Dialog({
+        title: __("Generate Customer Statements"),
+        size: "large",
+        fields: [{
+            fieldtype: "HTML",
+            fieldname: "selector",
+            options: `
+                <div style="max-height:50vh; overflow:auto;">
+                  <table class="table table-bordered table-sm" style="font-size:13px; margin:0;">
+                    <thead style="position:sticky; top:0; background:#f5f5f5;">
+                      <tr>
+                        <th style="width:36px;">
+                          <input type="checkbox" id="sel_all_${uid}" title="${__("Select all")}" checked>
+                        </th>
+                        <th>${__("Customer")}</th>
+                        <th class="text-center">${__("Overdue Invoices")}</th>
+                        <th class="text-center">${__("Max Days Overdue")}</th>
+                        <th class="text-right">${__("Total Outstanding")}</th>
+                      </tr>
+                    </thead>
+                    <tbody id="sel_body_${uid}">${body}</tbody>
+                  </table>
+                </div>
+                <div id="sel_count_${uid}" style="margin-top:8px; font-weight:bold;"></div>`
+        }],
+        primary_action_label: __("Generate Statements"),
+        primary_action() { generate(); }
+    });
+
+    dialog.show();
+
+    const update_count = () => {
+        const el = document.getElementById(`sel_count_${uid}`);
+        if (el) el.innerText = __("{0} of {1} selected", [selected.size, rows.length]);
+    };
+    update_count();
+
+    // Row checkboxes (delegated)
+    dialog.$wrapper.on("change", `.cust-check-${uid}`, function () {
+        if (this.checked) selected.add(this.dataset.name);
+        else selected.delete(this.dataset.name);
+
+        const all = dialog.$wrapper[0].querySelectorAll(`.cust-check-${uid}`);
+        const selAll = document.getElementById(`sel_all_${uid}`);
+        if (selAll) selAll.checked = [...all].every(c => c.checked);
+        update_count();
+    });
+
+    // Select-all
+    dialog.$wrapper.on("change", `#sel_all_${uid}`, function () {
+        dialog.$wrapper[0].querySelectorAll(`.cust-check-${uid}`).forEach(cb => {
+            cb.checked = this.checked;
+            if (this.checked) selected.add(cb.dataset.name);
+            else selected.delete(cb.dataset.name);
+        });
+        update_count();
+    });
+
+    function generate() {
+        const customers = [...selected];
+        if (!customers.length) {
+            frappe.msgprint(__("Select at least one customer."));
+            return;
+        }
+        frappe.confirm(
+            __("Generate statements for {0} customer(s)?", [customers.length]),
+            () => {
+                frappe.call({
+                    method: "ns_app.api.statements.generate_statements",
+                    args: { customers },
+                    freeze: true,
+                    freeze_message: __("Generating statements..."),
+                    callback(r) {
+                        if (!r.message || !r.message.html) return;
+                        dialog.hide();
+                        open_print_window(r.message.html);
+                        const skipped = (r.message.skipped || []).length;
+                        if (skipped) {
+                            frappe.show_alert({
+                                message: __("Skipped {0} customer(s) with no balance.", [skipped]),
+                                indicator: "orange"
+                            });
+                        }
+                    }
+                });
+            }
+        );
+    }
+}
+
+
+function open_print_window(html) {
+    const w = window.open("", "_blank");
+    if (!w) {
+        frappe.msgprint(__("Please allow pop-ups to view the statements."));
+        return;
+    }
+    w.document.open();
+    w.document.write(html);
+    w.document.close();
+}