diff --git a/zap/src/main/java/org/parosproxy/paros/core/scanner/Category.java b/zap/src/main/java/org/parosproxy/paros/core/scanner/Category.java
index fee9064daae..0f96fad3d79 100644
--- a/zap/src/main/java/org/parosproxy/paros/core/scanner/Category.java
+++ b/zap/src/main/java/org/parosproxy/paros/core/scanner/Category.java
@@ -45,6 +45,8 @@ public class Category {
         Constant.messages.getString("scanner.category.inject")
     };
 
+    private static final String[] keys = {"info", "browser", "server", "misc", "inject"};
+
     public static String getName(int category) {
         String result = Constant.messages.getString("scanner.category.undef");
         if (category < names.length) {
@@ -53,6 +55,14 @@ public static String getName(int category) {
         return result;
     }
 
+    /** Returns the stable, non-i18n key for the given category, e.g. {@code "server"}. */
+    public static String getKey(int category) {
+        if (category >= 0 && category < keys.length) {
+            return keys[category];
+        }
+        return "undefined";
+    }
+
     public static int getCategory(String name) {
         for (int i = 0; i < names.length; i++) {
             if (names[i].equalsIgnoreCase(name)) {
diff --git a/zap/src/main/java/org/zaproxy/zap/extension/ascan/ExtensionActiveScan.java b/zap/src/main/java/org/zaproxy/zap/extension/ascan/ExtensionActiveScan.java
index 87b07c1110d..40d4a04a7da 100644
--- a/zap/src/main/java/org/zaproxy/zap/extension/ascan/ExtensionActiveScan.java
+++ b/zap/src/main/java/org/zaproxy/zap/extension/ascan/ExtensionActiveScan.java
@@ -109,6 +109,9 @@ public class ExtensionActiveScan extends ExtensionAdaptor
 
     private ActiveScanAPI activeScanApi;
 
+    private PluggableScanPolicyManager pluggableScanPolicyManager;
+    private boolean postInitCalled;
+
     public ExtensionActiveScan() {
         super(NAME);
         this.setOrder(28);
@@ -124,6 +127,10 @@ public String getUIName() {
     @Override
     public void postInit() {
         policyManager.init();
+        postInitCalled = true;
+        if (pluggableScanPolicyManager != null) {
+            pluggableScanPolicyManager.register(policyManager);
+        }
 
         if (Control.getSingleton().getMode().equals(Mode.attack)) {
             if (hasView() && !this.getScannerParam().isAllowAttackOnStart()) {
@@ -136,6 +143,36 @@ public void postInit() {
         }
     }
 
+    /**
+     * Registers a {@link PluggableScanPolicyManager}. If active scan rules are already available,
+     * {@link PluggableScanPolicyManager#register(PolicyManager)} is called immediately. This is for
+     * internal ZAP use and is not part of the public API.
+     *
+     * @param manager the manager to register; replaces any previously registered manager
+     * @since 2.18.0
+     */
+    public void registerPluggableScanPolicyManager(PluggableScanPolicyManager manager) {
+        this.pluggableScanPolicyManager = manager;
+        if (postInitCalled) {
+            manager.register(policyManager);
+        }
+    }
+
+    /**
+     * Unregisters the given {@link PluggableScanPolicyManager}, calling {@link
+     * PluggableScanPolicyManager#unregister()} if it is currently registered. This is for internal
+     * ZAP use and is not part of the public API.
+     *
+     * @param manager the manager to unregister
+     * @since 2.18.0
+     */
+    public void unregisterPluggableScanPolicyManager(PluggableScanPolicyManager manager) {
+        if (manager == this.pluggableScanPolicyManager) {
+            manager.unregister();
+            this.pluggableScanPolicyManager = null;
+        }
+    }
+
     @Override
     public void hook(ExtensionHook extensionHook) {
         super.hook(extensionHook);
diff --git a/zap/src/main/java/org/zaproxy/zap/extension/ascan/PluggableScanPolicyManager.java b/zap/src/main/java/org/zaproxy/zap/extension/ascan/PluggableScanPolicyManager.java
new file mode 100644
index 00000000000..e012a74a369
--- /dev/null
+++ b/zap/src/main/java/org/zaproxy/zap/extension/ascan/PluggableScanPolicyManager.java
@@ -0,0 +1,41 @@
+/*
+ * Zed Attack Proxy (ZAP) and its related class files.
+ *
+ * ZAP is an HTTP/HTTPS proxy for assessing web application security.
+ *
+ * Copyright 2026 The ZAP Development Team
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.zaproxy.zap.extension.ascan;
+
+/**
+ * Extension point allowing add-ons to be notified when active scan rules are available.
+ *
+ * <p>Register an implementation via {@link
+ * ExtensionActiveScan#registerPluggableScanPolicyManager(PluggableScanPolicyManager)}.
+ *
+ * @since 2.18.0
+ */
+public interface PluggableScanPolicyManager {
+
+    /**
+     * Called when active scan rules are available for processing.
+     *
+     * @param policyManager the active scan policy manager
+     */
+    void register(PolicyManager policyManager);
+
+    /** Called when active scan rules are being torn down. */
+    void unregister();
+}
diff --git a/zap/src/main/resources/org/zaproxy/zap/resources/Messages.properties b/zap/src/main/resources/org/zaproxy/zap/resources/Messages.properties
index 70ac054ecdb..c68cb420cbe 100644
--- a/zap/src/main/resources/org/zaproxy/zap/resources/Messages.properties
+++ b/zap/src/main/resources/org/zaproxy/zap/resources/Messages.properties
@@ -881,8 +881,8 @@ brk.table.header.type = Type
 brk.toolbar.button.all.set = Set Break on All Requests and Responses
 brk.toolbar.button.all.unset = Unset break on all requests and responses
 brk.toolbar.button.bin = Bin Request or Response
-brk.toolbar.button.brkOnlyOnScope.set = Set break only in scope
-brk.toolbar.button.brkOnlyOnScope.unset = Unset break only in scope
+brk.toolbar.button.brkOnlyOnScope.set = Set Break Only in Scope
+brk.toolbar.button.brkOnlyOnScope.unset = Unset Break Only in Scope
 brk.toolbar.button.brkcssfonts.set = Set can break on CSS and Fonts
 brk.toolbar.button.brkcssfonts.unset = Set ignore breaks on CSS and Fonts
 brk.toolbar.button.brkjavascript.set = Set can break on JavaScript
@@ -891,10 +891,10 @@ brk.toolbar.button.brkmultimedia.set = Set can break on Multimedia
 brk.toolbar.button.brkmultimedia.unset = Set ignore breaks on Multimedia
 brk.toolbar.button.brkpoint = Add a custom HTTP breakpoint...
 brk.toolbar.button.cont = Submit and Continue to Next Breakpoint
-brk.toolbar.button.request.set = Set break on all requests
-brk.toolbar.button.request.unset = Unset break on all requests
-brk.toolbar.button.response.set = Set break on all responses
-brk.toolbar.button.response.unset = Unset break on all responses
+brk.toolbar.button.request.set = Set Break on All Requests
+brk.toolbar.button.request.unset = Unset Break on All Requests
+brk.toolbar.button.response.set = Set Break on All Responses
+brk.toolbar.button.response.unset = Unset Break on All Responses
 brk.toolbar.button.step = Submit and Step to Next Request or Response
 
 callback.desc = Provides a URL suitable for calling from target sites