https://europa.eu/youreurope/business/human-resources/workin... - Colloquially known as the working time directive

See also https://en.wikipedia.org/wiki/Right_to_disconnect

France since 2017: le droit à la déconnexion Portugal since 2012: https://edition.cnn.com/2021/11/11/success/portugal-employer...

That exactly what it's called. That was my example. What do you want exactly?