diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index 80664ed0816fb..a4ac61b1f086e 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -1769,6 +1769,7 @@ package android.os {
     method @Nullable @RequiresPermission(anyOf={android.Manifest.permission.MANAGE_USERS, android.Manifest.permission.CREATE_USERS}) public android.content.pm.UserInfo createProfileForUser(@Nullable String, @NonNull String, int, int, @Nullable String[]);
     method @Nullable @RequiresPermission(anyOf={android.Manifest.permission.MANAGE_USERS, android.Manifest.permission.CREATE_USERS}) public android.content.pm.UserInfo createRestrictedProfile(@Nullable String);
     method @Nullable @RequiresPermission(anyOf={android.Manifest.permission.MANAGE_USERS, android.Manifest.permission.CREATE_USERS}) public android.content.pm.UserInfo createUser(@Nullable String, @NonNull String, int);
+    method @Nullable @RequiresPermission(anyOf={android.Manifest.permission.MANAGE_USERS, android.Manifest.permission.CREATE_USERS}) public java.util.Set<java.lang.String> getPreInstallableSystemPackages(@NonNull String);
     method @NonNull @RequiresPermission(anyOf={android.Manifest.permission.MANAGE_USERS, android.Manifest.permission.CREATE_USERS}) public String getUserType();
     method @NonNull @RequiresPermission(anyOf={android.Manifest.permission.MANAGE_USERS, android.Manifest.permission.CREATE_USERS}) public java.util.List<android.content.pm.UserInfo> getUsers(boolean, boolean, boolean);
     method @RequiresPermission(anyOf={android.Manifest.permission.MANAGE_USERS, android.Manifest.permission.CREATE_USERS}) public boolean hasBaseUserRestriction(@NonNull String, @NonNull android.os.UserHandle);
diff --git a/core/java/android/os/IUserManager.aidl b/core/java/android/os/IUserManager.aidl
index 9a8194240f8e4..3bee4b73dc226 100644
--- a/core/java/android/os/IUserManager.aidl
+++ b/core/java/android/os/IUserManager.aidl
@@ -46,6 +46,7 @@ interface IUserManager {
     UserInfo createProfileForUserWithThrow(in String name, in String userType, int flags, int userId,
             in String[] disallowedPackages);
     UserInfo createRestrictedProfileWithThrow(String name, int parentUserHandle);
+    String[] getPreInstallableSystemPackages(in String userType);
     void setUserEnabled(int userId);
     void setUserAdmin(int userId);
     void evictCredentialEncryptionKey(int userId);
diff --git a/core/java/android/os/UserManager.java b/core/java/android/os/UserManager.java
index 7edd6e6597b28..8709f071f222d 100644
--- a/core/java/android/os/UserManager.java
+++ b/core/java/android/os/UserManager.java
@@ -26,6 +26,7 @@ import android.annotation.Nullable;
 import android.annotation.RequiresPermission;
 import android.annotation.StringDef;
 import android.annotation.SuppressAutoDoc;
+import android.annotation.SuppressLint;
 import android.annotation.SystemApi;
 import android.annotation.SystemService;
 import android.annotation.TestApi;
@@ -53,6 +54,7 @@ import android.location.LocationManager;
 import android.provider.Settings;
 import android.telephony.TelephonyManager;
 import android.util.AndroidException;
+import android.util.ArraySet;
 import android.view.WindowManager.LayoutParams;
 
 import com.android.internal.R;
@@ -3220,6 +3222,33 @@ public class UserManager {
         return intent;
     }
 
+    /**
+     * Returns the list of the system packages that would be installed on this type of user upon
+     * its creation.
+     *
+     * Returns {@code null} if all system packages would be installed.
+     *
+     * @hide
+     */
+    @TestApi
+    @SuppressLint("NullableCollection")
+    @RequiresPermission(anyOf = {
+            android.Manifest.permission.MANAGE_USERS,
+            android.Manifest.permission.CREATE_USERS
+    })
+    public @Nullable Set<String> getPreInstallableSystemPackages(@NonNull String userType) {
+        try {
+            final String[] installableSystemPackages
+                    = mService.getPreInstallableSystemPackages(userType);
+            if (installableSystemPackages == null) {
+                return null;
+            }
+            return new ArraySet<>(installableSystemPackages);
+        } catch (RemoteException re) {
+            throw re.rethrowFromSystemServer();
+        }
+    }
+
     /**
      * @hide
      *
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index e8897cab14ffc..d4feb3a728c85 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -3902,6 +3902,17 @@ public class UserManagerService extends IUserManager.Stub {
                 isFirstBoot, isUpgrade, existingPackages);
     }
 
+    @Override
+    public String[] getPreInstallableSystemPackages(@NonNull String userType) {
+        checkManageOrCreateUsersPermission("getPreInstallableSystemPackages");
+        final Set<String> installableSystemPackages =
+                mSystemPackageInstaller.getInstallablePackagesForUserType(userType);
+        if (installableSystemPackages == null) {
+            return null;
+        }
+        return installableSystemPackages.toArray(new String[installableSystemPackages.size()]);
+    }
+
     private long getCreationTime() {
         final long now = System.currentTimeMillis();
         return (now > EPOCH_PLUS_30_YEARS) ? now : 0;