On Apr 2, 2013, at 3:56 PM, Derick Rethans <tz@derickrethans.nl> wrote:
The localization and naming is done very well in CLDR.
...and, at least from a quick look at common/main/en_AU.xml in version 23 as downloaded from http://cldr.unicode.org, the "metazones" for Australia have: <metazone type="Australia_Central"> <short> <generic>ACT</generic> <standard>ACST</standard> <daylight>ACDT</daylight> </short> </metazone> <metazone type="Australia_CentralWestern"> <short> <generic>ACWT</generic> <standard>ACWST</standard> <daylight>ACWDT</daylight> </short> </metazone> <metazone type="Australia_Eastern"> <short> <generic>AET</generic> <standard>AEST</standard> <daylight>AEDT</daylight> </short> </metazone> <metazone type="Australia_Western"> <short> <generic>AWT</generic> <standard>AWST</standard> <daylight>AWDT</daylight> </short> </metazone>