Index: funcs/func_logic.c
===================================================================
--- funcs/func_logic.c	(revision 161639)
+++ funcs/func_logic.c	(working copy)
@@ -156,7 +156,7 @@
 	if (iffalse)
 		iffalse = ast_strip_quoted(iffalse, "\"", "\"");
 
-	ast_copy_string(buf, ast_check_timing(&timing) ? iftrue : iffalse, len);
+	ast_copy_string(buf, ast_check_timing(&timing, NULL) ? iftrue : iffalse, len);
 
 	return 0;
 }
Index: include/asterisk/pbx.h
===================================================================
--- include/asterisk/pbx.h	(revision 161639)
+++ include/asterisk/pbx.h	(working copy)
@@ -122,7 +122,7 @@
 };
 
 int ast_build_timing(struct ast_timing *i, const char *info);
-int ast_check_timing(const struct ast_timing *i);
+int ast_check_timing(const struct ast_timing *i, const char *timezone);
 
 struct ast_pbx {
 	int dtimeoutms;				/*!< Timeout between digits (milliseconds) */
Index: main/pbx.c
===================================================================
--- main/pbx.c	(revision 161639)
+++ main/pbx.c	(working copy)
@@ -1383,7 +1383,7 @@
 	if (!i->hastime)
 		return 1;
 
-	return ast_check_timing(&(i->timing));
+	return ast_check_timing(&(i->timing), NULL); /* FIXME: is there a specified timezone to use here? */
 }
 
 static void pbx_destroy(struct ast_pbx *p)
@@ -6835,12 +6835,12 @@
 	return 1;
 }
 
-int ast_check_timing(const struct ast_timing *i)
+int ast_check_timing(const struct ast_timing *i, const char *timezone)
 {
 	struct ast_tm tm;
 	struct timeval now = ast_tvnow();
 
-	ast_localtime(&now, &tm, NULL);
+	ast_localtime(&now, &tm, timezone);
 
 	/* If it's not the right month, return */
 	if (!(i->monthmask & (1 << tm.tm_mon)))
@@ -8402,23 +8402,37 @@
  */
 static int pbx_builtin_gotoiftime(struct ast_channel *chan, void *data)
 {
-	char *s, *ts, *branch1, *branch2, *branch;
+	char *s, *ts, *branch1, *branch2, *branch, *timezone = NULL;
 	struct ast_timing timing;
+	int num_fields = 1, i = 0, slen = -1;
 
 	if (ast_strlen_zero(data)) {
-		ast_log(LOG_WARNING, "GotoIfTime requires an argument:\n  <time range>,<days of week>,<days of month>,<months>?'labeliftrue':'labeliffalse'\n");
+		ast_log(LOG_WARNING, "GotoIfTime requires an argument:\n  [<timezone>,]<time range>,<days of week>,<days of month>,<months>?'labeliftrue':'labeliffalse'\n");
 		return -1;
 	}
 
-	ts = s = ast_strdupa(data);
+	s = ast_strdupa(data);
 
+		/* count the number of fields in the timespec */
+	slen = ast_strlen_zero(s);
+	for (i=0; i<slen; i++)
+		if (s[i] == ',') num_fields++;
+
+		/* if there is a timezone specified, use it */
+	if (num_fields == 5) {
+		timezone = strsep(&s, ",");
+		ast_verbose(VERBOSE_PREFIX_3 "GotoIfTime using timezone %s\n", timezone);
+		}
+
+	ts = s;
+
 	/* Separate the Goto path */
 	strsep(&ts, "?");
 	branch1 = strsep(&ts,":");
 	branch2 = strsep(&ts,"");
 
 	/* struct ast_include include contained garbage here, fixed by zeroing it on get_timerange */
-	if (ast_build_timing(&timing, s) && ast_check_timing(&timing))
+	if (ast_build_timing(&timing, s) && ast_check_timing(&timing, timezone))
 		branch = branch1;
 	else
 		branch = branch2;
@@ -8436,10 +8450,11 @@
  */
 static int pbx_builtin_execiftime(struct ast_channel *chan, void *data)
 {
-	char *s, *appname;
+	char *s, *appname, *timezone = NULL;
 	struct ast_timing timing;
 	struct ast_app *app;
-	static const char *usage = "ExecIfTime requires an argument:\n  <time range>,<days of week>,<days of month>,<months>?<appname>[(<appargs>)]";
+	static const char *usage = "ExecIfTime requires an argument:\n  [<timezone>,]<time range>,<days of week>,<days of month>,<months>?<appname>[(<appargs>)]";
+	int num_fields = 1, i = 0, slen = -1;
 
 	if (ast_strlen_zero(data)) {
 		ast_log(LOG_WARNING, "%s\n", usage);
@@ -8454,12 +8469,23 @@
 		return -1;
 	}
 
+		/* count the number of fields in the timespec */
+	slen = ast_strlen_zero(s);
+	for (i=0; i<slen; i++) 
+		if (s[i] == ',') num_fields++;
+
+		/* if there is a timezone specified, use it */
+	if (num_fields == 5) {
+		timezone = strsep(&s, ",");
+		ast_verbose(VERBOSE_PREFIX_3 "ExecIfTime using timezone %s\n", timezone);
+		}
+
 	if (!ast_build_timing(&timing, s)) {
 		ast_log(LOG_WARNING, "Invalid Time Spec: %s\nCorrect usage: %s\n", s, usage);
 		return -1;
 	}
 
-	if (!ast_check_timing(&timing))	/* outside the valid time window, just return */
+	if (!ast_check_timing(&timing, timezone))	/* outside the valid time window, just return */
 		return 0;
 
 	/* now split appname(appargs) */