A thousand young people left a mountain pasture in the Vaud Jura unsuitable for grazing after an illegal rave.
Police negotiated with organisers to end the party on Sunday morning, avoiding a risky overnight intervention.
The municipality of Ballaigues has filed a criminal complaint.
While organisers say they cleared the site, the farmer says trampled grass means his cows have lost their summer pasture.
Crans Montana hearings continue
The former Crans-Montana councillor in charge of security between 2017 and 2020 has been questioned for the first time by Valais prosecutors over the Constellation fire on New Year's Day
SBB need financial answers
Federal Railways have backed Transport Minister Albert Rösti's Transport'45 plan but warn that current funding is not enough to deliver its promised upgrades
UNHCR warning
Geneva-based UNHCR warns that shrinking international aid could leave 8.3 million refugees and displaced people without protection this year
New immigration tax
The Upper house has voted to introduce a new incentive tax on immigration, going further than the Federal Council proposed
Fuel most expensive in the country
Fuel prices between Lausanne and Geneva differ by only a few centimes, and Lake Geneva remains the most expensive region in Switzerland to fill up
Twint scam warning
Switzerland has launched a national campaign to help the public spot online scams that exploit the Twint payment app
