Monday, 21 September 2026
Switzerland is considering changes to its property ownership rules that could alter how international investors participate in several parts of the real estate market. The proposed revision of Lex Koller reaches beyond purchases of homes by foreign nationals and could affect commercial investment properties, Alpine holiday homes and some listed and fund-based property investments. Consultation on the proposals ended in July 2026, but the final legislation has yet to be determined.
One of the most significant proposals concerns commercial real estate. Under the planned changes, persons classified as being abroad under Swiss law could face restrictions when acquiring offices, retail properties, hotels and other business premises primarily as investments. Properties required for an investor’s own operating business would be treated differently. If retained in the final legislation, the distinction could reduce the pool of international capital available for certain income-producing commercial assets without closing the market entirely to foreign-owned businesses.
The reform could also affect indirect investment. Switzerland is considering bringing certain holdings in listed residential property companies, real estate funds and similar vehicles within the authorisation system. That has broadened the debate considerably because such investments are part of the country’s financial markets rather than conventional direct property purchases. Market participants have raised concerns that tighter access could reduce trading liquidity, complicate capital raising and increase financing costs, although the eventual effects would depend heavily on the final legislation.
The consequences may also differ significantly between individual commercial-property segments. Switzerland has a deep domestic investor base, including pension funds, insurers and other institutions, which could continue supporting demand for prime assets. Secondary properties, smaller markets and buildings requiring extensive redevelopment may be more exposed if the number of potential purchasers declines. Any effect on pricing remains uncertain, however, and it would be premature to assume that restrictions would produce a broad fall in Swiss commercial property values.
Residential property presents a different question. Supporters of tighter controls can argue that limiting additional overseas demand may reduce competition for some homes, but Switzerland’s wider housing shortage is primarily a supply problem. Vacancy has fallen to exceptionally low levels while residential construction has struggled to keep pace with household demand. Restricting some foreign purchases could affect particular locations and price categories, but it would not itself increase the number of homes available.
Resort markets could experience a more direct impact. The proposals would sharply reduce the annual quota for holiday homes available to eligible foreign purchasers, making the issue particularly relevant to Alpine destinations where international buyers have traditionally been more important. High-end resort markets could therefore respond differently from ordinary residential areas in Zurich, Geneva, Basel or other cities, where domestic households account for most housing demand.
The debate over Lex Koller is consequently developing into something considerably larger than a discussion about foreign homebuyers. Switzerland is considering where international capital should be permitted to participate directly and indirectly in its property market, while investors are assessing the implications for transactions, liquidity and financing. With consultation completed but the legislative outcome still open, the eventual reform could influence not only who is allowed to acquire particular Swiss properties, but how capital moves through one of Europe’s most tightly supplied and institutionally attractive real estate markets.
