**Note this is a draft page subject to further confirmation by HTA and Vocabulary WG on 24/06/2020

Terminology owner/maintenance organisation

Name, contact details, website
IETF Trust and the persons identified as the document authors

Formal name of the code system

Tags for Identifying Languages

Short name or abbreviation of the code system name

BCP 47, Language Codes
Technical identifier/s for the code system 

Canonical URL: https://tools.ietf.org/html/bcp47

Scope/domain statement for the code system

(Official or from HTA)

BCP 47 is a document specification that defines the syntax that is to be used to take the ISO 639 constracts can be utilized to describe language codes.

"Language tags are used to help identify languages, whether spoken, written, signed, or otherwise signaled, for the purpose of communication. This includes constructed and artificial languages but excludes languages not intended primarily for human communication, such as programming languages."

Link to information about the code system - including how to obtain the content


Arrangement or agreements with HL7 for use of content

Version management - timing and identification of versions

For version information, see here: https://tools.ietf.org/html/bcp47#section-5.1

For language tag stability information, see here: https://tools.ietf.org/html/bcp47#page-1-36

IP Information and Licensing Information

   "Copyright (c) 2009 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents in effect on the date of
   publication of this document (http://trustee.ietf.org/license-info).
   Please review these documents carefully, as they describe your rights
   and restrictions with respect to this document.

   This document may contain material from IETF Documents or IETF
   Contributions published or made publicly available before November
   10, 2008.  The person(s) controlling the copyright in some of this
   material may not have granted the IETF Trust the right to allow
   modifications of such material outside the IETF Standards Process.
   Without obtaining an adequate license from the person(s) controlling
   the copyright in such materials, this document may not be modified
   outside the IETF Standards Process, and derivative works of it may
   not be created outside the IETF Standards Process, except to format
   it for publication as an RFC or to translate it into languages other
   than English."

HL7 users of this information - which HL7 products use this link (if known)

Process to request content change

For more information on BCP 47 Extensions and the Extension Registry, please see here: https://tools.ietf.org/html/bcp47#section-3.7

Other useful Information

Information current as at (date)

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1 Comment

  1. Ted Klein , this page was orphaned for some reason. I found it, updated it with some more information and am not passing on to you for a review (as I think the page started from discussions with you).

    FYI Julie James Reuben Daniels