BEGIN:VTIMEZONE
TZID:America/Santa_Isabel
X-LIC-LOCATION:America/Santa_Isabel
BEGIN:STANDARD
TZOFFSETFROM:-0700
TZOFFSETTO:-0800
TZNAME:PST
DTSTART:19701025T020000
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
END:STANDARD
BEGIN:DAYLIGHT
TZOFFSETFROM:-0800
TZOFFSETTO:-0700
TZNAME:PDT
DTSTART:19700405T020000
RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4
END:DAYLIGHT
END:VTIMEZONE