A Google search on "relojes site:interior.gob.cl"...
    https://www.google.com/search?q=relojes+site%3Ainterior.gob.cl
...produces 49 results, of which two are time-zone related...
    https://www.interior.gob.cl/noticias/2022/08/09/comunicado-el-proximo-sabado-10-de-septiembre-los-relojes-se-deben-adelantar-una-hora/
    https://www.interior.gob.cl/sitio-2010-2014/n6711_22-02-2012.html
...and which are for 2012 and 2022, matching what's now in the database. No result for 2023 appears.

    @dashdashado

On Mon, Nov 6, 2023 at 9:50 PM Paul Eggert via tz <tz@iana.org> wrote:
On 11/6/23 15:58, Jacqueline Seron via tz wrote:
> The change of date for September 2023 appears in this government webpage,
> second paragraph.
>
> https://www.interior.gob.cl/noticias/2022/08/09/comunicado-el-proximo-sabado-10-de-septiembre-los-relojes-se-deben-adelantar-una-hora/


That web page is about changes in September 2022, not September 2023. As
far as we know, it was a one-shot change and things went back to normal
this spring.