--- southamerica	Sun Jun 17 00:05:29 2001
+++ southamerica.barce	Sun Jun 17 00:05:29 2001
@@ -114,6 +114,12 @@
 # from the International Date Line.
 Rule	Arg	1999	only	-	Oct	Sun>=1	0:00	1:00	S
 Rule	Arg	2000	only	-	Mar	Sun>=1	0:00	0	-
+# From Carlos Barcenilla <c.a.barcenilla@ieee.org> (2001-06-16) 
+# On Jun 24:00 Argentina recovers its geographical time zone (GMT-4)
+# From now we will switch to GMT-3 the first Sunday of Oct. and switch back to 
+# GMT-4 on the first Sunday of March
+Rule	Arg	2001	max	-	Oct	Sun>=1	0:00	1:00	S
+Rule	Arg	2001	max	-	Mar	Sun>=1	0:00	0	-
 #
 # From Peter Gradelski via Steffen Thorsen (2000-03-01):
 # We just checked with our Sao Paulo office and they say the government of
@@ -135,7 +141,8 @@
 			-4:00	Arg	AR%sT	1969 Oct  5
 			-3:00	Arg	AR%sT	1999 Oct  3 0:00
 			-4:00	Arg	AR%sT	2000 Mar  3 0:00
-			-3:00	-	ART
+			-3:00	-	ART	2001 Jun 24 0:00
+			-4:00	Arg	AR%sT
 #
 # Santa Fe (SF), Entre Rios (ER), Corrientes (CN), Misiones (MN), Chaco (CC),
 # Formosa (FM), La Pampa (LP), Chubut (CH)
@@ -146,7 +153,8 @@
 			-3:00	Arg	AR%sT	1991 Jul
 			-3:00	-	ART	1999 Oct  3 0:00
 			-4:00	Arg	AR%sT	2000 Mar  3 0:00
-			-3:00	-	ART
+			-3:00	-	ART	2001 Jun 24 0:00
+			-4:00	Arg	AR%sT
 #
 # Cordoba (CB), Santiago del Estero (SE), Salta (SA), Tucuman (TM), La Rioja (LR), San Juan (SJ), San Luis (SL),
 # Neuquen (NQ), Rio Negro (RN)
@@ -157,7 +165,8 @@
 			-3:00	Arg	AR%sT	1990 Jul
 			-3:00	-	ART	1999 Oct  3 0:00
 			-4:00	Arg	AR%sT	2000 Mar  3 0:00
-			-3:00	-	ART
+			-3:00	-	ART	2001 Jun 24 0:00
+			-4:00	Arg	AR%sT
 #
 # Jujuy (JY)
 Zone America/Jujuy	-4:21:12 -	LMT	1894 Nov
@@ -170,7 +179,8 @@
 			-4:00	-	WART	1992 Oct 18
 			-3:00	-	ART	1999 Oct  3 0:00
 			-4:00	Arg	AR%sT	2000 Mar  3 0:00
-			-3:00	-	ART
+			-3:00	-	ART	2001 Jun 24 0:00
+			-4:00	Arg	AR%sT
 #
 # Catamarca (CT)
 Zone America/Catamarca	-4:23:08 -	LMT	1894 Nov
@@ -182,7 +192,8 @@
 			-3:00	Arg	AR%sT	1992 Jul
 			-3:00	-	ART	1999 Oct  3 0:00
 			-4:00	Arg	AR%sT	2000 Mar  3 0:00
-			-3:00	-	ART
+			-3:00	-	ART	2001 Jun 24 0:00
+			-4:00	Arg	AR%sT
 #
 # Mendoza (MZ)
 Zone America/Mendoza	-4:35:16 -	LMT	1894 Nov
@@ -195,7 +206,8 @@
 			-4:00	-	WART	1992 Oct 18
 			-3:00	-	ART	1999 Oct  3 0:00
 			-4:00	Arg	AR%sT	2000 Mar  3 0:00
-			-3:00	-	ART
+			-3:00	-	ART	2001 Jun 24 0:00
+			-4:00	Arg	AR%sT
 
 # Aruba
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]