Summary
Swiss voters rejected a $5.6 billion (CHF 5 billion) motorway expansion plan (52.7%) and two proposals to ease eviction rules and tighten subletting controls (53.8% and 51.6%).
Environmental concerns and housing fairness were key to the opposition.
Meanwhile, a healthcare reform to standardize funding for outpatient and inpatient care narrowly passed (53.3%), marking a rare success for health policy changes.
The results highlight public resistance to certain government-backed initiatives.
Voter turnout was 45%.
Legally, every 3-4 months on the federal level.
You can add the cantonal and municipal levels. But, often, these took place at the same time.