Only in services/taxonomy_serviceLoadVocab: .svn
diff -urp services/taxonomy_service/taxonomy_service.inc services/taxonomy_serviceLoadVocab/taxonomy_service.inc
--- services/taxonomy_service/taxonomy_service.inc	2010-05-08 20:26:50.000000000 +0100
+++ services/taxonomy_serviceLoadVocab/taxonomy_service.inc	2010-08-02 16:02:03.000000000 +0100
@@ -61,3 +61,13 @@ function taxonomy_service_save_vocabular
   }
   return taxonomy_save_vocabulary($vocabulary);
 }
+
+/**
+ * Services interface to taxonomy_load_vocabulary().
+ *
+ * @see
+ *   taxonomy_load_vocabulary().
+ */
+function taxonomy_service_load_vocabulary($vid, $reset = FALSE) {
+  return taxonomy_load_vocabulary($vid, $reset);
+}
diff -urp services/taxonomy_service/taxonomy_service.module services/taxonomy_serviceLoadVocab/taxonomy_service.module
--- services/taxonomy_service/taxonomy_service.module	2010-05-17 15:56:15.000000000 +0100
+++ services/taxonomy_serviceLoadVocab/taxonomy_service.module	2010-08-02 16:06:17.000000000 +0100
@@ -126,5 +126,28 @@ function taxonomy_service_service() {
       '#return'   => 'struct',
       '#help'     => t('Finds all nodes that match selected taxonomy conditions.')
     ),
+    
+    // Load a taxonomy vocabulary.
+    array(
+      '#method'   => 'taxonomy.loadVocabulary',
+      '#callback' => 'taxonomy_service_load_vocabulary',
+      '#access arguments'  => array('administer taxonomy from remote'),
+      '#file'             => array('file' => 'inc', 'module' => 'taxonomy_service'),
+      '#args'     => array(
+        array(
+          '#name'         => 'vid',
+          '#type'         => 'int',
+          '#description'  => t('A taxonomy vocabulary ID.'),
+        ),
+        array(
+          '#name'         => 'reset',
+          '#type'         => 'boolean',
+          '#optional'     => TRUE,
+          '#description'  => t('Whether or not to reset the internal taxonomy vocabulary load cache'),
+        ),        
+      ),
+      '#return'   => 'struct',
+      '#help'     => t('Load a taxonomy vocabulary.'),
+    ),
   );
 }
\ No newline at end of file