BEGIN:VCALENDAR
VERSION:2.0
CALSCALE:GREGORIAN
PRODID:-//calendarserver.org//Zonal//EN
BEGIN:VTIMEZONE
TZID:America/El_Salvador
X-LIC-LOCATION:America/El_Salvador
BEGIN:STANDARD
DTSTART:19210101T000000
RDATE:19210101T000000
TZNAME:CST
TZOFFSETFROM:-055648
TZOFFSETTO:-0600
END:STANDARD
BEGIN:DAYLIGHT
DTSTART:19870503T000000
RRULE:FREQ=YEARLY;UNTIL=19880501T060000Z;BYDAY=1SU;BYMONTH=5
TZNAME:CDT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:19870927T000000
RRULE:FREQ=YEARLY;UNTIL=19880925T050000Z;BYDAY=-1SU;BYMONTH=9
TZNAME:CST
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
END:STANDARD
END:VTIMEZONE
END:VCALENDAR
