BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
BEGIN:VTIMEZONE
TZID:America/New_York
BEGIN:DAYLIGHT
DTSTART:20280312T030000
TZOFFSETFROM:-0500
TZOFFSETTO:-0400
RRULE:FREQ=YEARLY;BYDAY=2SU;BYMONTH=3
TZNAME:EDT
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:20281105T010000
TZOFFSETFROM:-0400
TZOFFSETTO:-0500
RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=11
TZNAME:EST
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTAMP:20260501T153435Z
UID:b8257222-d730-4a35-8a5f-a1b10d5c705f
DTSTART;TZID=America/New_York:20280626T080000
DTEND;TZID=America/New_York:20280630T200000
CLASS:PRIVATE
DESCRIPTION:IOERC28
LOCATION:Montreal |  Montreal QC\, CA H2X 3Y7
SUMMARY:IOERC28
END:VEVENT
END:VCALENDAR