diff -u /home/guerry/elisp/testing/org/org.el /home/guerry/elisp/testing/bzg/org.el
--- /home/guerry/elisp/testing/org/org.el	2007-10-31 15:05:32.000000000 +0000
+++ /home/guerry/elisp/testing/bzg/org.el	2007-10-31 15:05:44.000000000 +0000
@@ -4173,7 +4173,7 @@
 			  (string-to-char (match-string 2 e)))
 		    tgs))
 	     (t (push (list e) tgs))))
-	  (org-set-local 'org-tag-alist nil)
+	  (org-set-local 'org-tag-alist org-tag-alist)
 	  (while (setq e (pop tgs))
 	    (or (and (stringp (car e))
 		     (assoc (car e) org-tag-alist))

Diff finished.  Wed Oct 31 15:11:13 2007