The EU has been discussing the end of Daylight Savings Time (DST) for a while - there was a proposal in 2018. Background info here: https://www.euronews.com/my-europe/2022/10/28/when-will-the-eu-end-seasonal-clock-changes-only-time-will-tell

For this to resolve in the positive, it requires an "EU-wide" scheme to be enacted, not just some handful of EU countries. However, there might be a small number of countries which opt-out of an EU-wide scheme, and that would not prevent me from resolving positively.