Sorry, we discussed that in the past. Typically every ISO-639-3 is allowed. That is it.

On 29 November 2016 at 16:23, Milos Rancic <millosh@gmail.com> wrote:
On Tue, Nov 29, 2016 at 7:50 AM, Gerard Meijssen
<gerard.meijssen@gmail.com> wrote:
> No Wikidata is a resource where specific properties to a language can be
> added. By adding this to Wikidata it gains functionality for everyone. It is
> NOT a function that is used to consume content in that language, it is a
> side effect and in my opinion a welcome side effect at that.

Then i see that LangCom is just consultative body to the Wikidata in
this case and that Wikidata could do whatever it wants after we
express or not the position.

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