[Accessforall] Codes for languages in ISO 24751 and the registry

Andy Heath andyheath at axelrod.plus.com
Thu Oct 4 15:40:46 EDT 2012

Hi Christophe,

> I would favour BCP 47 as a reference for language tags, because the ISO
> 639-x standards only cover the primary language subtags (en/eng, fr/fra,
> etc), while BCP 47 covers the construction of fuller language tags using
> primary language subtags, script codes (e.g. Hans, Hant, Kore), country
> codes etc.
> Based on what I read in BCP 47, this would favour ISO 639-3 over ISO 639-2
> codes.

Personally I think this would be the best approach for reasons I already 
put and you seem to be confirming.


Andy Heath

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