Editing Serbo-Croatian (section)

=== ISO classification ===
Since 18 February 2000, the [[ISO 639]] classification has recognized Serbo-Croatian as a [[ISO 639 macrolanguage|macrolanguage]], deprecating its original [[ISO 639-1]] code {{Code|sh}}.<ref>{{cite web|url=https://www.loc.gov/standards/iso639-2/php/code_changes_bycode.php?code_ID=513|title=Codes for the representation of names of languages |website=Library of Congress }}</ref> In [[ISO 639-3]], Serbo-Croatian is assigned the code {{Code|hbs}}, which has no equivalent in [[ISO 639-2]].<ref>{{cite web |title=hbs – ISO 639-3 |url=https://iso639-3.sil.org/code/hbs |website=iso639-3.sil.org}}</ref>

Although the ISO 639‑1 code {{Code|sh}} has been deprecated, it remains recognized as an [[IETF language tag]] under BCP 47.<ref>{{Cite web |title=Language subtag registry |url=https://www.iana.org/assignments/language-subtag-registry/language-subtag-registry |website=iana.org}}</ref>

The [[International Organization for Standardization]] (ISO) has also defined a [[Universal Decimal Classification]] (UDC) number for the Serbo-Croatian language group (811.163.4), with subdivisions for Serbian (811.163.41) and Croatian (811.163.42).<ref>{{Cite web |title=Serbian and Croatian languages |url=https://udcsummary.info/php/index.php?id=77083 |url-status=live |archive-url=https://web.archive.org/web/20250503132803/https://udcsummary.info/php/index.php?id=77083 |archive-date=2025-05-03 |access-date=2025-05-03 |website=UDC Summary}}</ref>