Adding ISO 3166-1 codes for Eurozone (EZ), United Nations (UN)

Mark Davis ☕️ mark at
Tue Jun 28 21:27:16 CEST 2016


On Jun 28, 2016 19:42, "Doug Ewell" <doug at> wrote:

> Mark Davis wrote:
> I was looking at ISO 3166-1 data today, and found to my surprise that
>> there are two exceptionally reserved codes that are missing from
>> .
>> As per part 2, we
>> include the "exceptionally reserved" codes (with the exception of
>> 'UK', a duplicate of 'GB') in the subtag registry.
>> Those two codes are:
>> EZ — Refers to European OTC derivatives and reserved at the request of
>> ISO 6166/RA, Securities - International securities identification
>> numbering system (ISIN).
>> UN — Refers to the United Nations and reserved by the ISO 3166
>> Maintenance Agency.
> This came as a surprise to me as well. I periodically scrape the OBP files
> for assigned code elements, but missed the fact that EZ and UN were now
> listed as exceptionally reserved.
> I'm not sure when these changes were made. Obviously they were after the
> publication of RFC 5645 in 2009. I found a note from March 2014 on the
> Wikipedia talk page for "ISO 3166-1 alpha-2" that indicates the changes had
> already been made.
> Section 2.2.4 actually just says that the exceptionally reserved code
> elements in existence at the time of publication (2009) were added to the
> Registry, not that new ones would also be added. RFC 5645 doesn't promise
> that either. But it is strongly implied, and probably everyone's
> expectation, so these will be added.
> Doug, could you please start the update process? If you don't have
>> time, please let me know and I can fill out the forms. It would be
>> useful to do this quickly, so that the upcoming version of CLDR can
>> correctly represent these codes.
> Paperwork will be posted to ietf-languages today or tomorrow, for
> "Eurozone" and "United Nations."
> (I don't know that EZ will be particularly useful, but that's the way
>> the process works — there are other codes that are of limited
>> usefulness ...)
> Neither of them is of any use for language identification, or really for
> locale identification either, any more so than EU.
> --
> Doug Ewell | Thornton, CO, US |
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