diff --git a/README.md b/README.md
index 086e4aee..0a59ac61 100644
--- a/README.md
+++ b/README.md
@@ -14,14 +14,14 @@ With Maven:
 <dependency>
     <groupId>com.gocardless</groupId>
     <artifactId>gocardless-pro</artifactId>
-    <version>8.2.0</version>
+    <version>8.5.0</version>
 </dependency>
 ```
 
 With Gradle:
 
 ```
-implementation 'com.gocardless:gocardless-pro:8.2.0'
+implementation 'com.gocardless:gocardless-pro:8.5.0'
 ```
 
 ## Initializing the client
diff --git a/build.gradle b/build.gradle
index 4dee109d..0719c7f5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -29,7 +29,7 @@ plugins {
 sourceCompatibility = 1.8
 targetCompatibility = 1.8
 group = 'com.gocardless'
-version = '8.2.0'
+version = '8.5.0'
 
 apply plugin: 'ch.raffael.pegdown-doclet'
 
diff --git a/src/main/java/com/gocardless/http/HttpClient.java b/src/main/java/com/gocardless/http/HttpClient.java
index 5ba4265d..9c51e2c7 100644
--- a/src/main/java/com/gocardless/http/HttpClient.java
+++ b/src/main/java/com/gocardless/http/HttpClient.java
@@ -35,7 +35,7 @@ public class HttpClient {
     private static final String DISALLOWED_USER_AGENT_CHARACTERS =
             "[^\\w!#$%&'\\*\\+\\-\\.\\^`\\|~]";
     private static final String USER_AGENT =
-            String.format("gocardless-pro-java/8.2.0 java/%s %s/%s %s/%s",
+            String.format("gocardless-pro-java/8.5.0 java/%s %s/%s %s/%s",
                     cleanUserAgentToken(System.getProperty("java.vm.specification.version")),
                     cleanUserAgentToken(System.getProperty("java.vm.name")),
                     cleanUserAgentToken(System.getProperty("java.version")),
@@ -49,7 +49,7 @@ public class HttpClient {
         builder.put("GoCardless-Version", "2015-07-06");
         builder.put("Accept", "application/json");
         builder.put("GoCardless-Client-Library", "gocardless-pro-java");
-        builder.put("GoCardless-Client-Version", "8.2.0");
+        builder.put("GoCardless-Client-Version", "8.5.0");
         HEADERS = builder.build();
     }
     private final OkHttpClient rawClient;
diff --git a/src/main/java/com/gocardless/resources/Event.java b/src/main/java/com/gocardless/resources/Event.java
index 1f1328d1..bba52e8f 100644
--- a/src/main/java/com/gocardless/resources/Event.java
+++ b/src/main/java/com/gocardless/resources/Event.java
@@ -508,7 +508,7 @@ public String getPaymentAccountTransaction() {
 
         /**
          * If `resource_type` is `billing_requests`, this is the ID of the
-         * [payment](#core-endpoints-payments) which has been created for Instant Bank Payment.
+         * [payment](#core-endpoints-payments) which has been created for Pay by Bank.
          */
         public String getPaymentRequestPayment() {
             return paymentRequestPayment;
diff --git a/src/main/java/com/gocardless/resources/Mandate.java b/src/main/java/com/gocardless/resources/Mandate.java
index f87eaab2..8f53c0cd 100644
--- a/src/main/java/com/gocardless/resources/Mandate.java
+++ b/src/main/java/com/gocardless/resources/Mandate.java
@@ -23,6 +23,7 @@ private Mandate() {
     private FundsSettlement fundsSettlement;
     private String id;
     private Links links;
+    private MandateType mandateType;
     private Map<String, String> metadata;
     private String nextPossibleChargeDate;
     private String nextPossibleStandardAchChargeDate;
@@ -92,6 +93,13 @@ public Links getLinks() {
         return links;
     }
 
+    /**
+     * Mandate type
+     */
+    public MandateType getMandateType() {
+        return mandateType;
+    }
+
     /**
      * Key-value store of custom data. Up to 3 keys are permitted, with key names up to 50
      * characters and values up to 500 characters.
@@ -199,6 +207,16 @@ public enum FundsSettlement {
         UNKNOWN
     }
 
+    public enum MandateType {
+        @SerializedName("bank_debit")
+        BANK_DEBIT, @SerializedName("instant")
+        INSTANT, @SerializedName("recurring")
+        RECURRING, @SerializedName("vrp_commercial")
+        VRP_COMMERCIAL, @SerializedName("vrp_sweeping")
+        VRP_SWEEPING, @SerializedName("unknown")
+        UNKNOWN
+    }
+
     public enum Status {
         @SerializedName("pending_customer_approval")
         PENDING_CUSTOMER_APPROVAL, @SerializedName("pending_submission")
diff --git a/src/main/java/com/gocardless/resources/Payment.java b/src/main/java/com/gocardless/resources/Payment.java
index 712ba7d0..dc9ea978 100644
--- a/src/main/java/com/gocardless/resources/Payment.java
+++ b/src/main/java/com/gocardless/resources/Payment.java
@@ -157,7 +157,8 @@ public Boolean getRetryIfPossible() {
 
     /**
      * A bank payment scheme. Currently "ach", "autogiro", "bacs", "becs", "becs_nz",
-     * "betalingsservice", "faster_payments", "pad", "pay_to" and "sepa_core" are supported.
+     * "betalingsservice", "faster_payments", "pad", "pay_to", "sepa_core", "sepa_credit_transfer"
+     * and "sepa_instant_credit_transfer" are supported.
      */
     public String getScheme() {
         return scheme;
diff --git a/src/main/java/com/gocardless/services/BillingRequestService.java b/src/main/java/com/gocardless/services/BillingRequestService.java
index a63deae4..c3ae4839 100644
--- a/src/main/java/com/gocardless/services/BillingRequestService.java
+++ b/src/main/java/com/gocardless/services/BillingRequestService.java
@@ -130,7 +130,7 @@ public BillingRequestGetRequest get(String identity) {
      * Notifies the customer linked to the billing request, asking them to authorise it. Currently,
      * the customer can only be notified by email.
      * 
-     * This endpoint is currently supported only for Instant Bank Pay Billing Requests.
+     * This endpoint is currently supported only for Pay by Bank Billing Requests.
      */
     public BillingRequestNotifyRequest notify(String identity) {
         return new BillingRequestNotifyRequest(httpClient, identity);
@@ -695,7 +695,7 @@ public BillingRequestCreateRequest withPaymentRequestReference(String reference)
          * enabled in [GoCardless dashboard](https://manage.gocardless.com/success-plus).
          * </p>
          * <p class="notice">
-         * <strong>Important</strong>: This is not applicable to IBP and VRP payments.
+         * <strong>Important</strong>: This is not applicable to Pay by Bank and VRP payments.
          * </p>
          */
         public BillingRequestCreateRequest withPaymentRequestRetryIfPossible(
@@ -1759,7 +1759,7 @@ public PaymentRequest withReference(String reference) {
              * be enabled in [GoCardless dashboard](https://manage.gocardless.com/success-plus).
              * </p>
              * <p class="notice">
-             * <strong>Important</strong>: This is not applicable to IBP and VRP payments.
+             * <strong>Important</strong>: This is not applicable to Pay by Bank and VRP payments.
              * </p>
              */
             public PaymentRequest withRetryIfPossible(Boolean retryIfPossible) {
@@ -3063,7 +3063,7 @@ protected Class<BillingRequest> getResponseClass() {
      * Notifies the customer linked to the billing request, asking them to authorise it. Currently,
      * the customer can only be notified by email.
      * 
-     * This endpoint is currently supported only for Instant Bank Pay Billing Requests.
+     * This endpoint is currently supported only for Pay by Bank Billing Requests.
      */
     public static final class BillingRequestNotifyRequest extends PostRequest<BillingRequest> {
         @PathParam
diff --git a/src/main/java/com/gocardless/services/BillingRequestWithActionService.java b/src/main/java/com/gocardless/services/BillingRequestWithActionService.java
index 700711b1..dee9a2d7 100644
--- a/src/main/java/com/gocardless/services/BillingRequestWithActionService.java
+++ b/src/main/java/com/gocardless/services/BillingRequestWithActionService.java
@@ -514,7 +514,7 @@ public BillingRequestWithActionCreateWithActionsRequest withPaymentRequestRefere
          * enabled in [GoCardless dashboard](https://manage.gocardless.com/success-plus).
          * </p>
          * <p class="notice">
-         * <strong>Important</strong>: This is not applicable to IBP and VRP payments.
+         * <strong>Important</strong>: This is not applicable to Pay by Bank and VRP payments.
          * </p>
          */
         public BillingRequestWithActionCreateWithActionsRequest withPaymentRequestRetryIfPossible(
@@ -1711,7 +1711,7 @@ public PaymentRequest withReference(String reference) {
              * be enabled in [GoCardless dashboard](https://manage.gocardless.com/success-plus).
              * </p>
              * <p class="notice">
-             * <strong>Important</strong>: This is not applicable to IBP and VRP payments.
+             * <strong>Important</strong>: This is not applicable to Pay by Bank and VRP payments.
              * </p>
              */
             public PaymentRequest withRetryIfPossible(Boolean retryIfPossible) {
diff --git a/src/main/java/com/gocardless/services/PaymentService.java b/src/main/java/com/gocardless/services/PaymentService.java
index 692efae4..7c841939 100644
--- a/src/main/java/com/gocardless/services/PaymentService.java
+++ b/src/main/java/com/gocardless/services/PaymentService.java
@@ -538,7 +538,8 @@ public PaymentListRequest<S> withMandate(String mandate) {
 
         /**
          * A bank payment scheme. Currently "ach", "autogiro", "bacs", "becs", "becs_nz",
-         * "betalingsservice", "faster_payments", "pad", "pay_to" and "sepa_core" are supported.
+         * "betalingsservice", "faster_payments", "pad", "pay_to", "sepa_core",
+         * "sepa_credit_transfer" and "sepa_instant_credit_transfer" are supported.
          */
         public PaymentListRequest<S> withScheme(String scheme) {
             this.scheme = scheme;
diff --git a/src/test/java/com/gocardless/code_samples/BillingRequestsChooseCurrencyCodeSampleTest.java b/src/test/java/com/gocardless/code_samples/BillingRequestsChooseCurrencyCodeSampleTest.java
new file mode 100644
index 00000000..6d8cd948
--- /dev/null
+++ b/src/test/java/com/gocardless/code_samples/BillingRequestsChooseCurrencyCodeSampleTest.java
@@ -0,0 +1,53 @@
+package com.gocardless.code_samples;
+
+// Code Sample Test
+// This test verifies that a documentation code sample is syntactically valid
+// and can execute against a mocked API without errors.
+//
+// IMPORTANT: This test does NOT verify business logic - it only verifies that
+// the code sample compiles and executes without syntax errors.
+import com.gocardless.GoCardlessClient;
+import com.gocardless.resources.*;
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+import okhttp3.mockwebserver.MockResponse;
+import okhttp3.mockwebserver.MockWebServer;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+public class BillingRequestsChooseCurrencyCodeSampleTest {
+    private static final String ACCESS_TOKEN = "SECRET_TOKEN";
+    private GoCardlessClient client;
+    private MockWebServer server;
+
+    @Before
+    public void setUp() throws Exception {
+        server = new MockWebServer();
+        server.start();
+        client = GoCardlessClient.newBuilder(ACCESS_TOKEN)
+                .withBaseUrl(String.format("http://localhost:%d", server.getPort())).build();
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        server.shutdown();
+    }
+
+    @Test
+    public void testChooseCurrencyCodeSample() throws Exception {
+        // Mock response - enqueue multiple times to handle code samples with multiple API calls
+        String responseBody = "{ \"billing_requests\": {} }";
+        for (int i = 0; i < 5; i++) {
+            server.enqueue(new MockResponse().setBody(responseBody).setResponseCode(200));
+        }
+        // Suppress stdout from code samples
+        PrintStream originalOut = System.out;
+        System.setOut(new PrintStream(new ByteArrayOutputStream()));
+        try {
+            client.billingRequests().chooseCurrency("BR123").withCurrency("GBP").execute();
+        } finally {
+            System.setOut(originalOut);
+        }
+    }
+}
diff --git a/src/test/java/com/gocardless/code_samples/BillingRequestsFallbackCodeSampleTest.java b/src/test/java/com/gocardless/code_samples/BillingRequestsFallbackCodeSampleTest.java
new file mode 100644
index 00000000..e63110c1
--- /dev/null
+++ b/src/test/java/com/gocardless/code_samples/BillingRequestsFallbackCodeSampleTest.java
@@ -0,0 +1,53 @@
+package com.gocardless.code_samples;
+
+// Code Sample Test
+// This test verifies that a documentation code sample is syntactically valid
+// and can execute against a mocked API without errors.
+//
+// IMPORTANT: This test does NOT verify business logic - it only verifies that
+// the code sample compiles and executes without syntax errors.
+import com.gocardless.GoCardlessClient;
+import com.gocardless.resources.*;
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+import okhttp3.mockwebserver.MockResponse;
+import okhttp3.mockwebserver.MockWebServer;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+public class BillingRequestsFallbackCodeSampleTest {
+    private static final String ACCESS_TOKEN = "SECRET_TOKEN";
+    private GoCardlessClient client;
+    private MockWebServer server;
+
+    @Before
+    public void setUp() throws Exception {
+        server = new MockWebServer();
+        server.start();
+        client = GoCardlessClient.newBuilder(ACCESS_TOKEN)
+                .withBaseUrl(String.format("http://localhost:%d", server.getPort())).build();
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        server.shutdown();
+    }
+
+    @Test
+    public void testFallbackCodeSample() throws Exception {
+        // Mock response - enqueue multiple times to handle code samples with multiple API calls
+        String responseBody = "{ \"billing_requests\": {} }";
+        for (int i = 0; i < 5; i++) {
+            server.enqueue(new MockResponse().setBody(responseBody).setResponseCode(200));
+        }
+        // Suppress stdout from code samples
+        PrintStream originalOut = System.out;
+        System.setOut(new PrintStream(new ByteArrayOutputStream()));
+        try {
+            client.billingRequests().fallback("BR123").execute();
+        } finally {
+            System.setOut(originalOut);
+        }
+    }
+}