[tz] Asia/Tbilisi

[Guy Harris]

On Oct 9, 2023, at 1:27 PM, Clive D.W. Feather via tz <tz at iana.org> wrote:

> Maria Mkrtichiani via tz said:
>>   We find out that our e-commerce platform uses the information about
>>   regions from IANA. There is Asia/Tbilisi, it should be Georgia/Tbilisi.
>>   Can you please change it?
> 
> Good evening, Maria,
> 
> In the IANA database, time zones are normally named by continent followed
> by a city, not by a country. So, for example, my time zone is
> Europe/London, not UK/London. So "Asia" is correct.

In particular, this means that the IANA time zone database entry names are *not* an appropriate data source to determine the country in which a city resides.  If your e-commerce platform is doing that, it needs to be fixed to use a better source for that information.