diff --git a/src/navigation/MainNavigator.js b/src/navigation/MainNavigator.js
index c01cc2e..070c03a 100644
--- a/src/navigation/MainNavigator.js
+++ b/src/navigation/MainNavigator.js
@@ -4,7 +4,7 @@ import { Ionicons } from '@expo/vector-icons';
 import { COLORS } from '../constants/colors';
 
 import HomeScreen from '../screens/Main/HomeScreen';
-import MenuScreen from '../screens/Main/MenuScreen';
+import MenuNavigator from './MenuNavigator';
 import ProfileScreen from '../screens/Main/ProfileScreen';
 
 const Tab = createBottomTabNavigator();
@@ -56,7 +56,7 @@ const MainNavigator = () => {
       />
       <Tab.Screen 
         name="Menu" 
-        component={MenuScreen}
+        component={MenuNavigator}
         options={{
           tabBarLabel: 'Hyzmatlar',
         }}
diff --git a/src/navigation/MenuNavigator.js b/src/navigation/MenuNavigator.js
new file mode 100644
index 0000000..fcf2c50
--- /dev/null
+++ b/src/navigation/MenuNavigator.js
@@ -0,0 +1,23 @@
+import React from 'react';
+import { createStackNavigator } from '@react-navigation/stack';
+import MenuScreen from '../screens/Main/MenuScreen';
+import LoanRemainingOrdersScreen from '../screens/Loan/LoanRemainingOrdersScreen';
+import CreateLoanRemainingOrderScreen from '../screens/Loan/CreateLoanRemainingOrderScreen';
+import LoanPaidOffLetterOrdersScreen from '../screens/Loan/LoanPaidOffLetterOrdersScreen';
+import CreateLoanPaidOffLetterOrderScreen from '../screens/Loan/CreateLoanPaidOffLetterOrderScreen';
+import LoanPaidOffLetterOrderDetailsScreen from '../screens/Loan/LoanPaidOffLetterOrderDetailsScreen';
+
+const Stack = createStackNavigator();
+
+const MenuNavigator = () => (
+  <Stack.Navigator screenOptions={{ headerShown: false }}>
+    <Stack.Screen name="MenuHome" component={MenuScreen} />
+    <Stack.Screen name="LoanRemainingOrders" component={LoanRemainingOrdersScreen} />
+    <Stack.Screen name="CreateLoanRemainingOrder" component={CreateLoanRemainingOrderScreen} />
+    <Stack.Screen name="LoanPaidOffLetterOrders" component={LoanPaidOffLetterOrdersScreen} />
+    <Stack.Screen name="CreateLoanPaidOffLetterOrder" component={CreateLoanPaidOffLetterOrderScreen} />
+    <Stack.Screen name="LoanPaidOffLetterOrderDetails" component={LoanPaidOffLetterOrderDetailsScreen} />
+  </Stack.Navigator>
+);
+
+export default MenuNavigator; 
\ No newline at end of file
diff --git a/src/screens/Loan/CreateLoanRemainingOrderScreen.js b/src/screens/Loan/CreateLoanRemainingOrderScreen.js
new file mode 100644
index 0000000..fe5e206
--- /dev/null
+++ b/src/screens/Loan/CreateLoanRemainingOrderScreen.js
@@ -0,0 +1,93 @@
+import React, { useState } from 'react';
+import { View, Text, StyleSheet, TouchableOpacity, ActivityIndicator, Alert, SafeAreaView } from 'react-native';
+import { Ionicons } from '@expo/vector-icons';
+import { useNavigation } from '@react-navigation/native';
+import apiService from '../../services/apiService';
+import { COLORS } from '../../constants/colors';
+import Input from '../../components/Input';
+import { StatusBar } from 'expo-status-bar';
+
+const CreateLoanRemainingOrderScreen = () => {
+  const navigation = useNavigation();
+  const [accountNumber, setAccountNumber] = useState('');
+  const [loading, setLoading] = useState(false);
+
+  const handleSubmit = async () => {
+    if (accountNumber.trim().length === 0) {
+      Alert.alert('Error', 'Account number is required');
+      return;
+    }
+    setLoading(true);
+    const res = await apiService.createLoanRemainingOrder(accountNumber.trim());
+    setLoading(false);
+    if (res.success) {
+      Alert.alert('Success', res.message || 'Order created successfully', [
+        { text: 'OK', onPress: () => navigation.goBack() },
+      ]);
+    } else {
+      Alert.alert('Error', res.error || 'Could not create order');
+    }
+  };
+
+  return (
+    <SafeAreaView style={styles.container}>
+      <StatusBar style="dark" />
+      <TouchableOpacity style={styles.backBtn} onPress={() => navigation.goBack()}>
+        <Ionicons name="arrow-back" size={24} color={COLORS.textPrimary} />
+      </TouchableOpacity>
+
+      <Text style={styles.title}>Täze sargyt</Text>
+
+      <Input
+        label="Account number"
+        placeholder="1420..."
+        value={accountNumber}
+        onChangeText={setAccountNumber}
+        keyboardType="numeric"
+        autoCapitalize="none"
+        autoCorrect={false}
+        returnKeyType="done"
+      />
+
+      <TouchableOpacity style={styles.submitBtn} onPress={handleSubmit} disabled={loading}>
+        {loading ? (
+          <ActivityIndicator color={COLORS.white} />
+        ) : (
+          <Text style={styles.submitText}>Ýatda sakla</Text>
+        )}
+      </TouchableOpacity>
+    </SafeAreaView>
+  );
+};
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    backgroundColor: COLORS.backgroundSecondary,
+    paddingHorizontal: 24,
+    paddingTop: 40,
+  },
+  backBtn: {
+    marginBottom: 24,
+  },
+  title: {
+    fontSize: 24,
+    fontWeight: 'bold',
+    color: COLORS.textPrimary,
+    marginBottom: 24,
+  },
+  submitBtn: {
+    marginTop: 32,
+    backgroundColor: COLORS.primary,
+    paddingVertical: 16,
+    borderRadius: 8,
+    alignItems: 'center',
+  },
+  submitText: {
+    color: COLORS.white,
+    fontSize: 16,
+    fontWeight: '600',
+  },
+});
+
+export default CreateLoanRemainingOrderScreen; 
\ No newline at end of file
diff --git a/src/screens/Loan/LoanRemainingOrderDetailsScreen.js b/src/screens/Loan/LoanRemainingOrderDetailsScreen.js
new file mode 100644
index 0000000..0f078ac
--- /dev/null
+++ b/src/screens/Loan/LoanRemainingOrderDetailsScreen.js
@@ -0,0 +1,144 @@
+import React, { useEffect, useState } from 'react';
+import { View, Text, StyleSheet, ActivityIndicator, TouchableOpacity, Alert } from 'react-native';
+import { Ionicons } from '@expo/vector-icons';
+import { useNavigation, useRoute } from '@react-navigation/native';
+import apiService from '../../services/apiService';
+import { COLORS } from '../../constants/colors';
+
+const LoanRemainingOrderDetailsScreen = () => {
+  const navigation = useNavigation();
+  const route = useRoute();
+  const { orderId } = route.params || {};
+
+  const [loading, setLoading] = useState(true);
+  const [order, setOrder] = useState(null);
+
+  const fetchDetails = async () => {
+    setLoading(true);
+    const res = await apiService.getLoanRemainingOrder(orderId);
+    if (res.success) {
+      setOrder(res.data);
+    } else {
+      Alert.alert('Error', res.error || 'Could not fetch details');
+    }
+    setLoading(false);
+  };
+
+  useEffect(() => {
+    fetchDetails();
+  }, []);
+
+  const handleDelete = () => {
+    Alert.alert('Confirm', 'Are you sure you want to delete this order?', [
+      { text: 'Cancel', style: 'cancel' },
+      { text: 'Delete', style: 'destructive', onPress: deleteOrder },
+    ]);
+  };
+
+  const deleteOrder = async () => {
+    const res = await apiService.deleteLoanRemainingOrder(orderId);
+    if (res.success) {
+      Alert.alert('Deleted', res.message || 'Order deleted', [
+        { text: 'OK', onPress: () => navigation.goBack() },
+      ]);
+    } else {
+      Alert.alert('Error', res.error || 'Could not delete');
+    }
+  };
+
+  if (loading) {
+    return (
+      <View style={styles.centered}>
+        <ActivityIndicator size="large" color={COLORS.primary} />
+      </View>
+    );
+  }
+
+  if (!order) {
+    return (
+      <View style={styles.centered}>
+        <Text>No data</Text>
+      </View>
+    );
+  }
+
+  return (
+    <View style={styles.container}>
+      <TouchableOpacity style={styles.backBtn} onPress={() => navigation.goBack()}>
+        <Ionicons name="close" size={28} color={COLORS.textPrimary} />
+      </TouchableOpacity>
+
+      <Text style={styles.title}>Galyndy detallary</Text>
+
+      <View style={styles.detailCard}>
+        {Object.entries(order).map(([key, value]) => (
+          <View key={key} style={styles.detailRow}>
+            <Text style={styles.detailKey}>{key}</Text>
+            <Text style={styles.detailValue}>{String(value)}</Text>
+          </View>
+        ))}
+      </View>
+
+      <TouchableOpacity style={styles.deleteBtn} onPress={handleDelete}>
+        <Text style={styles.deleteText}>Poz</Text>
+      </TouchableOpacity>
+    </View>
+  );
+};
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    backgroundColor: COLORS.backgroundSecondary,
+    paddingHorizontal: 24,
+    paddingTop: 40,
+  },
+  centered: {
+    flex: 1,
+    justifyContent: 'center',
+    alignItems: 'center',
+  },
+  backBtn: {
+    alignSelf: 'flex-end',
+    marginBottom: 16,
+  },
+  title: {
+    fontSize: 24,
+    fontWeight: 'bold',
+    color: COLORS.textPrimary,
+    marginBottom: 24,
+  },
+  detailCard: {
+    backgroundColor: COLORS.white,
+    borderRadius: 12,
+    padding: 20,
+    marginBottom: 32,
+  },
+  detailRow: {
+    flexDirection: 'row',
+    justifyContent: 'space-between',
+    marginBottom: 12,
+  },
+  detailKey: {
+    fontWeight: '600',
+    color: COLORS.textSecondary,
+  },
+  detailValue: {
+    color: COLORS.textPrimary,
+    maxWidth: '60%',
+    textAlign: 'right',
+  },
+  deleteBtn: {
+    backgroundColor: COLORS.error,
+    paddingVertical: 14,
+    borderRadius: 8,
+    alignItems: 'center',
+  },
+  deleteText: {
+    color: COLORS.white,
+    fontSize: 16,
+    fontWeight: '600',
+  },
+});
+
+export default LoanRemainingOrderDetailsScreen; 
\ No newline at end of file
diff --git a/src/screens/Loan/LoanRemainingOrdersScreen.js b/src/screens/Loan/LoanRemainingOrdersScreen.js
new file mode 100644
index 0000000..ee12041
--- /dev/null
+++ b/src/screens/Loan/LoanRemainingOrdersScreen.js
@@ -0,0 +1,309 @@
+import React, { useState, useCallback } from 'react';
+import { View, Text, StyleSheet, FlatList, ActivityIndicator, TouchableOpacity, RefreshControl, Modal, ScrollView, Alert, SafeAreaView, Pressable } from 'react-native';
+import { Ionicons } from '@expo/vector-icons';
+import { useNavigation, useFocusEffect } from '@react-navigation/native';
+import apiService from '../../services/apiService';
+import { COLORS } from '../../constants/colors';
+import { StatusBar } from 'expo-status-bar';
+
+const LoanRemainingOrdersScreen = () => {
+  const navigation = useNavigation();
+  const [orders, setOrders] = useState([]);
+  const [loading, setLoading] = useState(true);
+  const [refreshing, setRefreshing] = useState(false);
+  const [modalVisible, setModalVisible] = useState(false);
+  const [modalData, setModalData] = useState(null);
+  const [modalLoading, setModalLoading] = useState(false);
+
+  const fetchOrders = async () => {
+    try {
+      const res = await apiService.getLoanRemainingOrders();
+      if (res.success) {
+        setOrders(Array.isArray(res.data) ? res.data : []);
+      } else {
+        console.warn(res.error);
+      }
+    } catch (e) {
+      console.warn(e.message);
+    } finally {
+      setLoading(false);
+      setRefreshing(false);
+    }
+  };
+
+  useFocusEffect(
+    useCallback(() => {
+      fetchOrders();
+    }, [])
+  );
+
+  const onRefresh = () => {
+    setRefreshing(true);
+    fetchOrders();
+  };
+
+  const handleItemPress = async (item) => {
+    setModalLoading(true);
+    setModalVisible(true);
+
+    const res = await apiService.getLoanRemainingBalance(item.account_number, item.passport_serie, item.passport_id);
+    if (res.success) {
+      setModalData(res.data);
+    } else {
+      setModalData(null);
+      Alert.alert('Info', res.error || 'Not found');
+      setModalVisible(false);
+    }
+    setModalLoading(false);
+  };
+
+  const renderItem = ({ item }) => (
+    <TouchableOpacity
+      style={styles.card}
+      onPress={() => handleItemPress(item)}
+    >
+      <View style={styles.cardIconWrapper}>
+        <Ionicons name="stats-chart" size={24} color={COLORS.primary} />
+      </View>
+      <View style={styles.cardContent}>
+        <Text style={styles.cardTitle}>{item.account_number}</Text>
+      </View>
+      <Ionicons name="information-circle" size={20} color={COLORS.gray[400]} />
+    </TouchableOpacity>
+  );
+
+  if (loading) {
+    return (
+      <View style={styles.centered}>
+        <ActivityIndicator size="large" color={COLORS.primary} />
+      </View>
+    );
+  }
+
+  return (
+    <SafeAreaView style={styles.container}>
+      <StatusBar style="dark" />
+      {/* Header */}
+      <View style={styles.header}>
+        <TouchableOpacity onPress={() => navigation.goBack()} style={{ paddingRight: 12 }}>
+          <Ionicons name="arrow-back" size={24} color={COLORS.textPrimary} />
+        </TouchableOpacity>
+        <Text style={styles.headerTitle}>Karzyň galyndysy</Text>
+      </View>
+      <FlatList
+        data={orders}
+        keyExtractor={(item) => item.id?.toString()}
+        renderItem={renderItem}
+        contentContainerStyle={orders.length === 0 && styles.emptyContainer}
+        refreshControl={<RefreshControl refreshing={refreshing} onRefresh={onRefresh} />}
+        ListEmptyComponent={<Text style={styles.emptyText}>No orders yet</Text>}
+      />
+
+      {/* Floating Action Button */}
+      <TouchableOpacity
+        style={styles.fab}
+        onPress={() => navigation.navigate('CreateLoanRemainingOrder')}
+      >
+        <Ionicons name="add" size={28} color={COLORS.white} />
+      </TouchableOpacity>
+
+      {/* Result Modal */}
+      <Modal
+        visible={modalVisible}
+        transparent
+        animationType="fade"
+        onRequestClose={() => setModalVisible(false)}
+      >
+        <Pressable style={styles.modalBackdrop} onPress={() => setModalVisible(false)}>
+          <Pressable style={styles.modalCard} onPress={(e) => e.stopPropagation()}>
+            <TouchableOpacity style={styles.modalCloseSmall} onPress={() => setModalVisible(false)}>
+              <Ionicons name="close" size={20} color={COLORS.textPrimary} />
+            </TouchableOpacity>
+            <Text style={styles.modalTitle}>Netije</Text>
+            {modalLoading ? (
+              <View style={{ paddingVertical: 40, alignItems: 'center' }}>
+                <ActivityIndicator size="large" color={COLORS.primary} />
+              </View>
+            ) : (
+              <ScrollView
+                style={{ maxHeight: 320, marginTop: 8 }}
+                contentContainerStyle={{ paddingBottom: 16 }}
+                showsVerticalScrollIndicator={false}
+              >
+                {modalData && (() => {
+                  const fields = [
+                    { key: 'branchName', label: 'Şahamça' },
+                    { key: 'clientName', label: 'Müşderi' },
+                    { key: 'docNum', label: 'Şertnama belgisi' },
+                    { key: '__divider1' },
+                    { key: 'docSum', label: 'Jemi karzyň möçberi' },
+                    { key: 'balans', label: 'Karz boýunça jemi galyndy' },
+                    { key: 'percentBalance', label: 'Hasaplama göterim (şu aý üçin)' },
+                    { key: 'docMonthSum', label: 'Hasaplanan esasy bergi (şu aý üçin)' },
+                    { key: 'docPayed', label: 'Jemi tölenen möçberi' },
+                  ];
+
+                  let renderedCount = 0;
+                  const rows = fields.map((f) => {
+                    if (f.key.startsWith('__divider')) {
+                      return <View key={f.key} style={styles.divider} />;
+                    }
+                    const val = modalData[f.key];
+                    if (val === null || val === undefined || val === '') return null;
+                    renderedCount++;
+                    return (
+                      <View key={f.key} style={styles.itemWrap}>
+                        <Text style={styles.itemLabel}>{f.label}</Text>
+                        <Text style={styles.itemValue}>{String(val)}</Text>
+                      </View>
+                    );
+                  });
+
+                  if (renderedCount === 0) {
+                    return Object.entries(modalData).map(([k, v]) => (
+                      <View key={k} style={styles.itemWrap}>
+                        <Text style={styles.itemLabel}>{k}</Text>
+                        <Text style={styles.itemValue}>{String(v)}</Text>
+                      </View>
+                    ));
+                  }
+                  return rows;
+                })()}
+              </ScrollView>
+            )}
+          </Pressable>
+        </Pressable>
+      </Modal>
+    </SafeAreaView>
+  );
+};
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    backgroundColor: COLORS.backgroundSecondary,
+  },
+  centered: {
+    flex: 1,
+    alignItems: 'center',
+    justifyContent: 'center',
+  },
+  card: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    padding: 20,
+    borderRadius: 10,
+    backgroundColor: COLORS.white,
+    marginHorizontal: 24,
+    marginTop: 16,
+    shadowColor: '#000',
+    shadowOffset: { width: 0, height: 1 },
+    shadowOpacity: 0.1,
+    shadowRadius: 3,
+    elevation: 2,
+  },
+  cardIconWrapper: {
+    width: 40,
+    height: 40,
+    borderRadius: 20,
+    backgroundColor: COLORS.backgroundSecondary,
+    alignItems: 'center',
+    justifyContent: 'center',
+    marginRight: 16,
+  },
+  cardContent: {
+    flex: 1,
+  },
+  cardTitle: {
+    fontSize: 16,
+    fontWeight: '600',
+    color: COLORS.textPrimary,
+    marginBottom: 4,
+  },
+  cardSubtitle: {
+    fontSize: 14,
+    color: COLORS.textSecondary,
+  },
+  emptyContainer: {
+    flex: 1,
+    justifyContent: 'center',
+    alignItems: 'center',
+  },
+  emptyText: {
+    fontSize: 16,
+    color: COLORS.textSecondary,
+  },
+  fab: {
+    position: 'absolute',
+    right: 24,
+    bottom: 40,
+    width: 56,
+    height: 56,
+    borderRadius: 28,
+    backgroundColor: COLORS.primary,
+    alignItems: 'center',
+    justifyContent: 'center',
+    shadowColor: '#000',
+    shadowOffset: { width: 0, height: 2 },
+    shadowOpacity: 0.3,
+    shadowRadius: 4,
+    elevation: 4,
+  },
+  header: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    padding: 16,
+  },
+  headerTitle: {
+    fontSize: 18,
+    fontWeight: 'bold',
+    color: COLORS.textPrimary,
+    marginLeft: 12,
+  },
+  modalBackdrop: {
+    flex: 1,
+    backgroundColor: 'rgba(0,0,0,0.4)',
+    justifyContent: 'center',
+    alignItems: 'center',
+    paddingHorizontal: 24,
+  },
+  modalCard: {
+    width: '100%',
+    backgroundColor: COLORS.white,
+    borderRadius: 12,
+    padding: 20,
+    elevation: 5,
+  },
+  modalCloseSmall: {
+    position: 'absolute',
+    top: 8,
+    right: 8,
+  },
+  modalTitle: {
+    fontSize: 18,
+    fontWeight: 'bold',
+    color: COLORS.textPrimary,
+    marginBottom: 16,
+    textAlign: 'center',
+  },
+  divider: {
+    height: 1,
+    backgroundColor: COLORS.gray[200],
+    marginVertical: 12,
+  },
+  itemWrap: {
+    marginBottom: 16,
+  },
+  itemLabel: {
+    fontSize: 15,
+    color: COLORS.textSecondary,
+    marginBottom: 4,
+  },
+  itemValue: {
+    fontSize: 16,
+    fontWeight: '600',
+    color: COLORS.textPrimary,
+  },
+});
+
+export default LoanRemainingOrdersScreen; 
\ No newline at end of file
diff --git a/src/screens/Main/HomeScreen.js b/src/screens/Main/HomeScreen.js
index 15fef25..bedea89 100644
--- a/src/screens/Main/HomeScreen.js
+++ b/src/screens/Main/HomeScreen.js
@@ -101,6 +101,7 @@ const styles = StyleSheet.create({
     paddingTop: 16,
     paddingBottom: 24,
     backgroundColor: COLORS.white,
+    marginBottom: 16,
   },
   greeting: {
     fontSize: 16,
diff --git a/src/screens/Main/MenuScreen.js b/src/screens/Main/MenuScreen.js
index d1a20be..e107215 100644
--- a/src/screens/Main/MenuScreen.js
+++ b/src/screens/Main/MenuScreen.js
@@ -1,4 +1,5 @@
 import React from 'react';
+import { useNavigation } from '@react-navigation/native';
 import {
   View,
   Text,
@@ -12,6 +13,8 @@ import { Ionicons } from '@expo/vector-icons';
 import { COLORS } from '../../constants/colors';
 
 const MenuScreen = () => {
+  const navigation = useNavigation();
+
   const menuSections = [
     {
       title: 'Karz',
@@ -41,8 +44,13 @@ const MenuScreen = () => {
   ];
 
   const handleMenuItemPress = (item) => {
-    console.log('Menu item pressed:', item.title);
-    // Handle navigation or action here
+    if (item.id === 2) {
+      navigation.navigate('LoanRemainingOrders');
+    } else if (item.id === 3) {
+      navigation.navigate('LoanPaidOffLetterOrders');
+    } else {
+      console.log('Menu item pressed:', item.title);
+    }
   };
 
   return (
diff --git a/src/services/apiService.js b/src/services/apiService.js
index b29ccbb..148aed5 100644
--- a/src/services/apiService.js
+++ b/src/services/apiService.js
@@ -93,6 +93,127 @@ class ApiService {
     return authService.unblockCard(cardId);
   }
 
+  // ================================
+  // Loan Remaining Order (Karzyň galyndysy)
+  // ================================
+
+  async getLoanRemainingOrders() {
+    try {
+      const data = await authService.getLoanRemainingOrders();
+      return { success: true, data };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async createLoanRemainingOrder(accountNumber) {
+    try {
+      const response = await authService.createLoanRemainingOrder(accountNumber);
+      return { success: true, message: response.message };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async getLoanRemainingOrder(orderId) {
+    try {
+      const data = await authService.getLoanRemainingOrder(orderId);
+      return { success: true, data };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async updateLoanRemainingOrder(orderId, accountNumber) {
+    try {
+      const response = await authService.updateLoanRemainingOrder(orderId, accountNumber);
+      return { success: true, message: response.message };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async deleteLoanRemainingOrder(orderId) {
+    try {
+      const response = await authService.deleteLoanRemainingOrder(orderId);
+      return { success: true, message: response.message };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  // Quick loan remaining check
+  async getLoanRemainingBalance(accountNumber, passportSerie = null, passportId = null) {
+    try {
+      let raw = await authService.getLoanRemainingBalance(accountNumber, passportSerie, passportId);
+
+      // Some endpoints return JSON-string (e.g. "{\"branchName\":...}") instead of object
+      if (typeof raw === 'string') {
+        try {
+          raw = JSON.parse(raw);
+        } catch (_) {
+          // leave as-is
+        }
+      }
+
+      if (raw && raw.errCode && raw.errCode > 0) {
+        return { success: false, error: raw.message || 'Not found', data: raw };
+      }
+      return { success: true, data: raw };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  // ================================
+  // Loan Paid-Off Letter Orders
+  // ================================
+
+  async getLoanPaidOffLetterOrders() {
+    try {
+      const data = await authService.getLoanPaidOffLetterOrders();
+      return { success: true, data };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async createLoanPaidOffLetterOrder(payload) {
+    try {
+      const response = await authService.createLoanPaidOffLetterOrder(payload);
+      return { success: true, message: response.message };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async getLoanPaidOffLetterOrder(orderId) {
+    try {
+      const data = await authService.getLoanPaidOffLetterOrder(orderId);
+      return { success: true, data };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async updateLoanPaidOffLetterOrder(orderId, payload) {
+    try {
+      const response = await authService.updateLoanPaidOffLetterOrder(orderId, payload);
+      return { success: true, message: response.message };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
+  async deleteLoanPaidOffLetterOrder(orderId) {
+    try {
+      const response = await authService.deleteLoanPaidOffLetterOrder(orderId);
+      return { success: true, message: response.message };
+    } catch (error) {
+      return { success: false, error: error.message };
+    }
+  }
+
   // Utility methods for common operations
   async getUserDashboardData() {
     try {
diff --git a/src/services/authService.js b/src/services/authService.js
index 1c52da6..28a87d5 100644
--- a/src/services/authService.js
+++ b/src/services/authService.js
@@ -164,6 +164,114 @@ class AuthService {
   async deleteAccount() {
     return this.makeRequest('/user/delete-account', null, true, 'DELETE');
   }
+
+  // ================================
+  // Loan Remaining Order (Karzyň galyndysy)
+  // ================================
+
+  // Helper to read cached user data (for passport details)
+  async getStoredUser() {
+    try {
+      const raw = await AsyncStorage.getItem('user_data');
+      return raw ? JSON.parse(raw) : null;
+    } catch (e) {
+      return null;
+    }
+  }
+
+  // LIST orders
+  async getLoanRemainingOrders() {
+    return this.makeRequest('/loan-remaining-order', null, true, 'GET');
+  }
+
+  // CREATE order (requires only account number – passport details are fetched from user profile)
+  async createLoanRemainingOrder(accountNumber) {
+    const user = await this.getStoredUser();
+    if (!user?.passport_serie || !user?.passport_id) {
+      throw new Error('Passport details are missing from profile');
+    }
+    const payload = {
+      passport_serie: user.passport_serie,
+      passport_id: user.passport_id,
+      account_number: accountNumber,
+    };
+    return this.makeRequest('/loan-remaining-order', payload, true, 'POST');
+  }
+
+  // SHOW order details
+  async getLoanRemainingOrder(orderId) {
+    return this.makeRequest(`/loan-remaining-order/${orderId}`, null, true, 'GET');
+  }
+
+  // UPDATE order (only account number can change; passport details stay the same)
+  async updateLoanRemainingOrder(orderId, accountNumber) {
+    const user = await this.getStoredUser();
+    if (!user?.passport_serie || !user?.passport_id) {
+      throw new Error('Passport details are missing from profile');
+    }
+    const payload = {
+      passport_serie: user.passport_serie,
+      passport_id: user.passport_id,
+      account_number: accountNumber,
+    };
+    return this.makeRequest(`/loan-remaining-order/${orderId}`, payload, true, 'POST');
+  }
+
+  // DELETE order
+  async deleteLoanRemainingOrder(orderId) {
+    return this.makeRequest(`/loan-remaining-order/${orderId}`, null, true, 'DELETE');
+  }
+
+  // ================================
+  // Loan remaining quick check (returns remaining balance info)
+  // ================================
+
+  async getLoanRemainingBalance(accountNumber, passportSerie = null, passportId = null) {
+    let serie = passportSerie;
+    let pid = passportId;
+
+    if (!serie || !pid) {
+      const user = await this.getStoredUser();
+      serie = user?.passport_serie;
+      pid = user?.passport_id;
+    }
+
+    if (!serie || !pid) {
+      throw new Error('Passport details are missing');
+    }
+
+    const query = `passport_serie=${encodeURIComponent(serie)}&passport_id=${encodeURIComponent(pid)}&account_number=${encodeURIComponent(accountNumber)}`;
+    return this.makeRequest(`/loan-remaining?${query}`, null, true, 'GET');
+  }
+
+  // ================================
+  // Loan Paid-Off Letter Orders
+  // ================================
+
+  // LIST
+  async getLoanPaidOffLetterOrders() {
+    return this.makeRequest('/loan-paid-off-letter-orders', null, true, 'GET');
+  }
+
+  // CREATE
+  async createLoanPaidOffLetterOrder(data) {
+    return this.makeRequest('/loan-paid-off-letter-orders', data, true, 'POST');
+  }
+
+  // SHOW
+  async getLoanPaidOffLetterOrder(orderId) {
+    return this.makeRequest(`/loan-paid-off-letter-orders/${orderId}`, null, true, 'GET');
+  }
+
+  // UPDATE
+  async updateLoanPaidOffLetterOrder(orderId, data) {
+    return this.makeRequest(`/loan-paid-off-letter-orders/${orderId}`, data, true, 'POST');
+  }
+
+  // DELETE
+  async deleteLoanPaidOffLetterOrder(orderId) {
+    return this.makeRequest(`/loan-paid-off-letter-orders/${orderId}`, null, true, 'DELETE');
+  }
 }
 
 export default new AuthService(); 
\ No newline at end of file