How do I ensure my Red Hat Enterprise Linux System handles Chile's extended Daylight Saving Time in 2017?

Issue

• The Chilean government has made an official announcement about time zone change starting on May 13, 2017.
• On May 13, 2017, at 24:00 hrs, Continental Chile, except Magellan region and Chilean Antarctic will be at UTC-4 timezone.
• Western insular Chile Easter Island and Isla Salas y Gómez, at 22:00 local time, will be passed to UTC-6 time zone.