Index: subversion/libsvn_ra_dav/ra_dav.h
===================================================================
--- subversion/libsvn_ra_dav/ra_dav.h	(revision 6516)
+++ subversion/libsvn_ra_dav/ra_dav.h	(working copy)
@@ -57,6 +57,9 @@
 
   svn_boolean_t compression;            /* should we use http compression? */
   const char *uuid;                     /* repository UUID */
+  svn_boolean_t was_ssl_certificate_verified;  /* set if an SSL certificate had to be verified */
+  svn_boolean_t was_ssl_certificate_rejected;  /* set if an SSL certificated had been rejected */
+
 } svn_ra_session_t;
 
 
Index: subversion/libsvn_ra_dav/session.c
===================================================================
--- subversion/libsvn_ra_dav/session.c	(revision 6516)
+++ subversion/libsvn_ra_dav/session.c	(working copy)
@@ -124,6 +124,7 @@
   svn_error_t *error;
   int failures_allowed = 0;
 
+  ras->was_ssl_certificate_verified = TRUE;
   svn_auth_set_parameter(ras->callbacks->auth_baton,
                          SVN_AUTH_PARAM_SSL_SERVER_FAILURES_IN,
                          (void*)failures);
@@ -144,7 +145,15 @@
       failures_allowed = (server_creds) ? server_creds->failures_allow : 0;
     }
   apr_pool_destroy(pool);
-  return (failures & ~failures_allowed);
+  {
+    int ret = (failures & ~failures_allowed);
+    if (ret)
+      {
+        ras->was_ssl_certificate_rejected = TRUE;
+      }
+    return ret;
+  }
+  
 }
 
 static int
Index: subversion/libsvn_ra_dav/util.c
===================================================================
--- subversion/libsvn_ra_dav/util.c	(revision 6516)
+++ subversion/libsvn_ra_dav/util.c	(working copy)
@@ -278,6 +278,13 @@
   svn_error_t *err = SVN_NO_ERROR;
   svn_ra_session_t *ras = ne_get_session_private(sess, SVN_RA_NE_SESSION_ID);
 
+  /*
+   * Reset both flags so, if we encounter an SSL certificate rejection -
+   * we'll know about it.
+   * */
+  ras->was_ssl_certificate_verified = FALSE;
+  ras->was_ssl_certificate_rejected = FALSE;
+
   /* create/prep the request */
   req = ne_request_create(sess, method, url);
 
@@ -383,8 +390,17 @@
   if ((code != expected_code) 
       || (rv != NE_OK))
     {
-      msg = apr_psprintf(pool, "%s of '%s'", method, url);
-      err = svn_ra_dav__convert_error(sess, msg, rv);
+      if (ras->was_ssl_certificate_verified && 
+          ras->was_ssl_certificate_rejected)
+        {
+          msg = apr_psprintf (pool, "%s", "SSL certificate was rejected");
+          err = svn_error_create (SVN_ERR_RA_NOT_AUTHORIZED, NULL, msg);
+        }
+      else
+        {
+          msg = apr_psprintf(pool, "%s of '%s'", method, url);
+          err = svn_ra_dav__convert_error(sess, msg, rv);
+        }
       goto error;
     }