{"id":1942,"date":"2026-03-12T17:20:22","date_gmt":"2026-03-12T21:20:22","guid":{"rendered":"https:\/\/www.oaq.com\/ressources\/?post_type=faq&#038;p=1942"},"modified":"2026-03-19T15:51:45","modified_gmt":"2026-03-19T19:51:45","slug":"quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee","status":"publish","type":"faq","link":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/","title":{"rendered":"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e?"},"content":{"rendered":"\n<p>Ces trois concepts repr\u00e9sentent des \u00e9tapes distinctes et importantes dans la vie d\u2019un projet de construction, chacune ayant des implications sp\u00e9cifiques pour l\u2019architecte et les autres parties prenantes.<\/p>\n\n\n\n<p>L\u2019<strong>ach\u00e8vement substantiel <\/strong>(ou r\u00e9ception provisoire ou avec r\u00e9serve)survient au moment o\u00f9 le chantier est pratiquement finalis\u00e9 et que les lieux peuvent servir \u00e0 l\u2019usage auquel ils sont destin\u00e9s, m\u00eame s\u2019il reste des travaux mineurs \u00e0 compl\u00e9ter. Ce certificat est essentiel, notamment en ce qui concerne les garanties conventionnelles, les assurances et la responsabilit\u00e9 des lieux. Il fixe aussi le moment \u00e0 partir duquel le propri\u00e9taire peut commencer \u00e0 utiliser l\u2019ouvrage.<\/p>\n\n\n\n<p>L\u2019<strong>acceptation finale des travaux <\/strong>(ou fin des travaux, r\u00e9ception sans r\u00e9serve ou d\u00e9finitive) intervient lorsque l\u2019ouvrage est enti\u00e8rement ex\u00e9cut\u00e9, en \u00e9tat de servir \u00e0 l\u2019usage auquel il est destin\u00e9 et lorsque l\u2019entrepreneur a finalis\u00e9 la liste des d\u00e9ficiences. Bref, l\u2019entrepreneur est r\u00e9put\u00e9 avoir satisfait \u00e0 l\u2019ensemble de ses obligations contractuelles.<\/p>\n\n\n\n<p>La <strong>prise de possession anticip\u00e9e<\/strong> survient lorsque le client prend possession d\u2019une partie de l\u2019ouvrage, mais que l\u2019ach\u00e8vement substantiel de l\u2019ensemble n\u2019est pas encore atteint. Cela est souvent le cas des projets de tr\u00e8s grande envergure ou des projets r\u00e9alis\u00e9s en lot. Le client et l\u2019entrepreneur doivent s\u2019entendre sur les modalit\u00e9s d\u2019occupation et de cohabitation ainsi que sur les impacts contractuels d\u2019une telle situation, notamment en lien avec la s\u00e9curit\u00e9 des personnes, les garanties, les assurances, etc. L\u2019architecte devra souvent produire une liste de d\u00e9ficiences sp\u00e9cifique \u00e0 la zone vis\u00e9e. Il est important de noter que la d\u00e9cision finale d\u2019occuper une partie d\u2019un b\u00e2timent dans un tel contexte revient au client. Pour plus d\u2019informations, consultez l\u2019article <a href=\"https:\/\/www.oaq.com\/ressources\/publications-ordre\/prise-de-possession-anticipee-informez-le-client-des-risques\/\">\u00ab&nbsp;Prise de possession anticip\u00e9e&nbsp;: informez le client des risques&nbsp;\u00bb<\/a>.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"featured_media":2014,"template":"","subject":[76,75],"class_list":["post-1942","faq","type-faq","status-publish","has-post-thumbnail","hentry","subject-administration-de-contrat-de-construction","subject-surveillance-de-chantier"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e? - Espace Ressources<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e? - Espace Ressources\" \/>\n<meta property=\"og:description\" content=\"Ces trois concepts repr\u00e9sentent des \u00e9tapes distinctes et importantes dans la vie d\u2019un projet de construction, chacune ayant des implications&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/\" \/>\n<meta property=\"og:site_name\" content=\"Espace Ressources\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-19T19:51:45+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"506\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimation du temps de lecture\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/\",\"url\":\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/\",\"name\":\"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e? - Espace Ressources\",\"isPartOf\":{\"@id\":\"https:\/\/www.oaq.com\/ressources\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg\",\"datePublished\":\"2026-03-12T21:20:22+00:00\",\"dateModified\":\"2026-03-19T19:51:45+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#breadcrumb\"},\"inLanguage\":\"fr-CA\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-CA\",\"@id\":\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#primaryimage\",\"url\":\"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg\",\"contentUrl\":\"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg\",\"width\":900,\"height\":506,\"caption\":\"Photo: iStock\/yourstockbank\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/www.oaq.com\/ressources\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.oaq.com\/ressources\/#website\",\"url\":\"https:\/\/www.oaq.com\/ressources\/\",\"name\":\"Espace Ressources\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.oaq.com\/ressources\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-CA\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e? - Espace Ressources","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/","og_locale":"fr_CA","og_type":"article","og_title":"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e? - Espace Ressources","og_description":"Ces trois concepts repr\u00e9sentent des \u00e9tapes distinctes et importantes dans la vie d\u2019un projet de construction, chacune ayant des implications&hellip;","og_url":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/","og_site_name":"Espace Ressources","article_modified_time":"2026-03-19T19:51:45+00:00","og_image":[{"width":900,"height":506,"url":"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Estimation du temps de lecture":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/","url":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/","name":"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e? - Espace Ressources","isPartOf":{"@id":"https:\/\/www.oaq.com\/ressources\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#primaryimage"},"image":{"@id":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#primaryimage"},"thumbnailUrl":"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg","datePublished":"2026-03-12T21:20:22+00:00","dateModified":"2026-03-19T19:51:45+00:00","breadcrumb":{"@id":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#breadcrumb"},"inLanguage":"fr-CA","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/"]}]},{"@type":"ImageObject","inLanguage":"fr-CA","@id":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#primaryimage","url":"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg","contentUrl":"https:\/\/www.oaq.com\/ressources\/wp-content\/uploads\/sites\/2\/2026\/03\/comparer-3-documents-e1773949872444.jpg","width":900,"height":506,"caption":"Photo: iStock\/yourstockbank"},{"@type":"BreadcrumbList","@id":"https:\/\/www.oaq.com\/ressources\/faq\/quelles-distinctions-faire-entre-lachevement-substantiel-la-fin-des-travaux-et-la-prise-de-possession-anticipee\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/www.oaq.com\/ressources\/"},{"@type":"ListItem","position":2,"name":"Quelles distinctions faire entre l\u2019ach\u00e8vement substantiel, la fin des travaux et la prise de possession anticip\u00e9e?"}]},{"@type":"WebSite","@id":"https:\/\/www.oaq.com\/ressources\/#website","url":"https:\/\/www.oaq.com\/ressources\/","name":"Espace Ressources","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.oaq.com\/ressources\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-CA"}]}},"_links":{"self":[{"href":"https:\/\/www.oaq.com\/ressources\/wp-json\/wp\/v2\/faq\/1942","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oaq.com\/ressources\/wp-json\/wp\/v2\/faq"}],"about":[{"href":"https:\/\/www.oaq.com\/ressources\/wp-json\/wp\/v2\/types\/faq"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oaq.com\/ressources\/wp-json\/wp\/v2\/media\/2014"}],"wp:attachment":[{"href":"https:\/\/www.oaq.com\/ressources\/wp-json\/wp\/v2\/media?parent=1942"}],"wp:term":[{"taxonomy":"subject","embeddable":true,"href":"https:\/\/www.oaq.com\/ressources\/wp-json\/wp\/v2\/subject?post=1942"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}