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Wellness, fitness and leisure areas may count as principal usable floor area Federal Supreme Court judgment 1C_317/2025 and 1C_319/2025 of 11 August 2026 Decision at a glance In its judgment 1C_317/2025 and 1C_319/2025 of 11 August 2026, the Swiss Federal Supreme Court clarified a key issue in Swiss second-home law. Wellness, spa, pool, jacuzzi, sauna, fitness and games areas may qualify as principal usable floor area. This may materially restrict the expansion capacity that

Federal Council opens consultation on major amendments • 15 April 2026 • Consultation deadline: 15 July 2026 Executive Summary On 15 April 2026, the Swiss Federal Council opened a public consultation ( Vernehmlassung ) on a significant tightening of the Federal Act on the Acquisition of Real Estate by Persons Abroad (BewG), commonly known as the “ Lex Koller ”. The proposed amendments aim to curb foreign acquisition of Swiss residential property against the backdrop of a