{"id":25480,"date":"2026-07-06T11:17:59","date_gmt":"2026-07-06T10:17:59","guid":{"rendered":"https:\/\/lindemannlaw.ch\/?p=25480"},"modified":"2026-07-06T15:40:50","modified_gmt":"2026-07-06T14:40:50","slug":"five-x-five-la-reforme-de-la-lex-koller","status":"publish","type":"post","link":"https:\/\/lindemannlaw.ch\/fr\/insights\/five-x-five-la-reforme-de-la-lex-koller\/","title":{"rendered":"Five \u00d7 Five: La r\u00e9forme de la Lex Koller \u2014 Un changement juridique qui vise le mauvais probl\u00e8me"},"content":{"rendered":"<p><em>Article d&rsquo;opinion FuW du Dr. iur. Alexander Schiemenz, LINDEMANNLAW, juillet 2026<\/em><\/p>\n<p>La Suisse d\u00e9bat de la p\u00e9nurie de logements, et le Conseil f\u00e9d\u00e9ral apporte une r\u00e9ponse : un durcissement de la Lex Koller. La consultation est ouverte depuis le 15 avril 2026 et se termine le 15 juillet 2026. Pour la premi\u00e8re fois, les fonds immobiliers cot\u00e9s, les SICAV et les soci\u00e9t\u00e9s immobili\u00e8res devraient \u00eatre soumis au r\u00e9gime d&rsquo;autorisation. Cela ressemble \u00e0 une action d\u00e9cisive. C&rsquo;est surtout du symbolisme. Car le projet ne s&rsquo;attaque pas \u00e0 la cause de la p\u00e9nurie, mais au march\u00e9 des capitaux qui contribue \u00e0 financer la construction de logements, et il le fait avec un instrument difficilement applicable dans le n\u00e9goce boursier. Le d\u00e9clencheur politique est connu : apr\u00e8s le d\u00e9bat sur la \u00ab Suisse \u00e0 10 millions \u00bb, le Conseil f\u00e9d\u00e9ral avait promis des mesures d&rsquo;accompagnement. Cette r\u00e9forme en fait partie. Le moteur est l&rsquo;apparence du d\u00e9bat sur l&rsquo;immigration, non la preuve que les investisseurs \u00e9trangers font grimper les loyers.<\/p>\n<blockquote><p><em>\u00ab Une part de fonds ne donne \u00e0 personne le contr\u00f4le sur le sol suisse. Elle procure un rendement, et au l\u00e9gislateur un argument fallacieux. \u00bb<\/em><\/p><\/blockquote>\n<h2>1. Que change le projet sur le plan juridique, et pourquoi est-il probl\u00e9matique d&rsquo;assimiler une part de fonds \u00e0 une parcelle de terrain ?<\/h2>\n<p>La Lex Koller poursuit un seul objectif d\u00e9clar\u00e9 (art. 1 LFAIE) : emp\u00eacher la \u00ab mainmise \u00e9trang\u00e8re sur le sol suisse \u00bb. Il s&rsquo;agit l\u00e0 d&rsquo;une question de contr\u00f4le sur le sol et le foncier. C&rsquo;est pr\u00e9cis\u00e9ment sur ce point que l&rsquo;avant-projet d\u00e9place la limite. \u00c0 l&rsquo;avenir, la notion d&rsquo;\u00ab acquisition \u00bb devrait \u00e9galement englober quiconque reprend des parts de fonds immobiliers, des actions de SICAV immobili\u00e8res ou des participations dans des soci\u00e9t\u00e9s immobili\u00e8res avec une position de contr\u00f4le (art. 4 al. 1 let. c, cbis, d et e AP-LFAIE). Cela renverse un statu quo \u00e9prouv\u00e9 : depuis le 1er mars 2013, les personnes \u00e0 l&rsquo;\u00e9tranger peuvent acqu\u00e9rir librement des parts de fonds r\u00e9guli\u00e8rement n\u00e9goci\u00e9es. La raison en \u00e9tait \u00e9vidente. Une part de fonds n&rsquo;est pas un bien immobilier. Elle procure un rendement proportionnel, mais aucun pouvoir de disposition sur une parcelle pr\u00e9cise, aucun droit de vote sur la location, la transformation ou la vente. Quiconque d\u00e9tient un fonds immobilier cot\u00e9 en bourse \u00ab contr\u00f4le \u00bb aussi peu le sol que le d\u00e9tenteur d&rsquo;une obligation ne contr\u00f4le l&rsquo;entreprise \u00e0 laquelle il pr\u00eate de l&rsquo;argent. La r\u00e9forme traite un placement de capitaux comme un achat immobilier. Ce n&rsquo;est pas combler une lacune, mais confondre des cat\u00e9gories.<\/p>\n<div class=\"ast-oembed-container \" style=\"height: 100%;\"><iframe title=\"La r\u00e9forme de la Lex Koller : une modification l\u00e9gislative qui vise le mauvais probl\u00e8me\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/pUOUFew1jNk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>&nbsp;<\/p>\n<h2>2. Pourquoi la nouvelle r\u00e8gle est-elle difficilement applicable en pratique dans le n\u00e9goce boursier ?<\/h2>\n<p>Plus grave encore est la mani\u00e8re dont la nouvelle r\u00e8gle devrait \u00eatre surveill\u00e9e. L&rsquo;ex\u00e9cution intervient directement dans le march\u00e9 des capitaux. Les participants au march\u00e9 et les \u00e9tablissements qui n\u00e9gocient des titres cot\u00e9s de gr\u00e9 \u00e0 gr\u00e9 devraient examiner chaque ordre pertinent, v\u00e9rifier si l&rsquo;acheteur est une personne \u00e0 l&rsquo;\u00e9tranger, et refuser l&rsquo;ex\u00e9cution en l&rsquo;absence d&rsquo;autorisation (art. 19b AP-LFAIE). Les documents des fonds devraient exclure d&#8217;embl\u00e9e les personnes \u00e0 l&rsquo;\u00e9tranger non autoris\u00e9es (art. 67a, 71a et 118j LPCC). Les infractions sont passibles d&rsquo;une amende pouvant atteindre 250 000 francs (art. 28a AP-LFAIE). Le probl\u00e8me n&rsquo;est pas la bonne volont\u00e9, mais la m\u00e9canique. Les fonds cot\u00e9s et les SICAV ne tiennent pas de registre continu de leurs ayants droit \u00e9conomiques. Dans le n\u00e9goce boursier, o\u00f9 les transactions se d\u00e9roulent en une fraction de seconde, l&rsquo;ayant droit \u00e9conomique n&rsquo;est souvent identifiable qu&rsquo;avec un certain d\u00e9lai, alors que le projet exige un contr\u00f4le sans faille. Ce qui est irr\u00e9alisable sur le plan op\u00e9rationnel ne laisse qu&rsquo;une seule issue : le retrait de la bourse. La Conf\u00e9d\u00e9ration elle-m\u00eame \u00e9crit qu&rsquo;une radiation de la cote est le r\u00e9sultat probable. Environ 44 fonds immobiliers suisses repr\u00e9sentant un volume proche de 80 milliards de francs seraient concern\u00e9s. Une mesure qui d\u00e9truit la transparence et la liquidit\u00e9 pour feindre un contr\u00f4le n&rsquo;est pas de la surveillance. C&rsquo;est un autogoal.<\/p>\n<h2>3. Comment la Conf\u00e9d\u00e9ration elle-m\u00eame \u00e9value-t-elle l&rsquo;efficacit\u00e9 de la mesure, et que disent les chiffres ?<\/h2>\n<p>L&rsquo;argument le plus fort contre la r\u00e9forme vient de la Conf\u00e9d\u00e9ration elle-m\u00eame. L&rsquo;\u00e9tude d&rsquo;impact r\u00e9glementaire command\u00e9e conclut que la mesure est \u00ab inadapt\u00e9e \u00bb pour d\u00e9tendre le march\u00e9 du logement et n&rsquo;a qu&rsquo;un effet \u00ab minime \u00bb sur la propri\u00e9t\u00e9 fonci\u00e8re \u00e9trang\u00e8re. Les chiffres sont clairs. Les investisseurs \u00e9trangers d\u00e9tiennent environ 5,32 milliards de francs dans des fonds immobiliers suisses cot\u00e9s et des SICAV, dont 2,42 milliards dans le segment r\u00e9sidentiel. Face \u00e0 cela, les seules caisses de pension suisses investissent 26,65 milliards de francs dans l&rsquo;immobilier \u00e0 l&rsquo;\u00e9tranger. Parler ici de \u00ab mainmise \u00e9trang\u00e8re \u00bb revient \u00e0 confondre une grandeur marginale avec un probl\u00e8me structurel.<\/p>\n<h2>4. Quels autres risques la Conf\u00e9d\u00e9ration identifie-t-elle, et qu&rsquo;en est-il de la proportionnalit\u00e9 constitutionnelle ?<\/h2>\n<p>Le rapport met en outre en garde contre le fait que les contr\u00f4les sectoriels des capitaux ne fonctionnent g\u00e9n\u00e9ralement pas, que les capitaux d\u00e9tourn\u00e9s pourraient pousser davantage les investisseurs suisses vers ce march\u00e9, et qu&rsquo;un signal de repli pourrait nuire \u00e0 la place \u00e9conomique et d\u00e9clencher des mesures de r\u00e9torsion contre les propri\u00e9taires suisses \u00e0 l&rsquo;\u00e9tranger. D\u00e8s 2017, un durcissement similaire avait \u00e9t\u00e9 abandonn\u00e9 apr\u00e8s la consultation. Sur le plan constitutionnel, la question fondamentale de la proportionnalit\u00e9 demeure (art. 5 al. 2 Cst.) : une mesure qui, selon l&rsquo;analyse officielle, n&rsquo;atteint pas son objectif n&rsquo;est pas apte \u00e0 le faire, et se justifie donc difficilement.<\/p>\n<h2>5. Qu&rsquo;est-ce que cela signifie pour les investisseurs, et comment devraient-ils utiliser la fen\u00eatre de temps restante ?<\/h2>\n<p>La p\u00e9nurie de logements est r\u00e9elle et m\u00e9rite une politique s\u00e9rieuse : davantage de terrains \u00e0 b\u00e2tir, des proc\u00e9dures plus rapides, une construction plus dense. Un durcissement de la Lex Koller n&rsquo;apporte rien de tout cela. Il engendre de la bureaucratie, chasse les capitaux liquides des v\u00e9hicules transparents et d\u00e9place le probl\u00e8me au lieu de le r\u00e9soudre. Quiconque souhaite am\u00e9liorer la r\u00e9forme devrait supprimer ou limiter strictement les dispositions relatives aux placements indirects et aux titres cot\u00e9s, et ne viser que le contr\u00f4le r\u00e9el sur les terrains \u00e0 b\u00e2tir r\u00e9sidentiels, de mani\u00e8re \u00e9gale pour tous les non-r\u00e9sidents. La consultation court jusqu&rsquo;au 15 juillet 2026 ; le projet ne pourra de toute fa\u00e7on gu\u00e8re entrer en vigueur avant 2028. Les investisseurs devraient mettre \u00e0 profit cette fen\u00eatre pour d\u00e9poser des observations et revoir leurs structures. La politique symbolique a un prix. Ce ne serait pas le march\u00e9 du logement qui le paierait, mais la place financi\u00e8re.<\/p>\n<p>La consultation est ouverte jusqu&rsquo;au 15 juillet 2026, et la r\u00e9forme n&rsquo;entrera vraisemblablement pas en vigueur avant 2028. C&rsquo;est le moment de revoir vos structures et de d\u00e9poser une prise de position. LINDEMANNLAW conseille les investisseurs, les fonds et les soci\u00e9t\u00e9s immobili\u00e8res sur la r\u00e9forme de la Lex Koller et ses implications pour les placements immobiliers indirects. Contactez-nous pour \u00e9voquer votre situation.<\/p>\n<p><em><a class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/www.fuw.ch\/lex-koller-ein-fondsanteil-ist-kein-grundstueck-der-bund-verwechselt-die-kategorie-276801084749\" target=\"_blank\" rel=\"noopener\">Lisez la tribune compl\u00e8te<\/a> dans Finanz und Wirtschaft.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Article d&rsquo;opinion FuW du Dr. iur. Alexander Schiemenz, LINDEMANNLAW, juillet 2026 La Suisse d\u00e9bat de la p\u00e9nurie de logements, et le Conseil f\u00e9d\u00e9ral apporte une r\u00e9ponse : un durcissement de la Lex Koller. La consultation est ouverte depuis le 15 avril 2026 et se termine le 15 juillet 2026. Pour la premi\u00e8re fois, les fonds [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":25510,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[60],"tags":[],"related_contact":[201,424],"expertise":[149,165,328,559],"class_list":["post-25480","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-insights"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Five \u00d7 Five: La r\u00e9forme de la Lex Koller \u2014 Un changement juridique qui vise le mauvais probl\u00e8me | Lindemann Law<\/title>\n<meta name=\"description\" content=\"La r\u00e9forme de la Lex Koller vise les fonds immobiliers cot\u00e9s, pas la p\u00e9nurie de logements. 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