{"id":7273,"date":"2026-02-17T13:38:08","date_gmt":"2026-02-17T12:38:08","guid":{"rendered":"https:\/\/openbim-knowledgebase.org\/docs\/standard-aia-2026\/chapter-3-project-information\/chapter-3-4-project-standards\/"},"modified":"2026-02-20T16:54:07","modified_gmt":"2026-02-20T15:54:07","slug":"chapter-3-4-project-standards","status":"publish","type":"docs","link":"https:\/\/openbim-knowledgebase.org\/en\/docs\/standard-aia-2026\/chapter-3-project-information\/chapter-3-4-project-standards\/","title":{"rendered":"Chapter 3.4 &#8211; Project standards"},"content":{"rendered":"<style>.kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-table-of-content-wrap{background-color:var(--global-palette7, #EDF2F7);}.kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-table-of-contents-title-wrap{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top:0px solid transparent;border-right:0px solid transparent;border-bottom:0px solid transparent;border-left:0px solid transparent;}.kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-table-of-contents-title{font-size:var(--global-kb-font-size-md, 1.25rem);font-family:var( --global-heading-font-family, inherit );font-weight:bold;font-style:normal;}.kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-table-of-content-wrap .kb-table-of-content-list{font-weight:regular;font-style:normal;margin-top:var(--global-kb-spacing-sm, 1.5rem);margin-right:0px;margin-bottom:0px;margin-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-toggle-icon-style-basiccircle .kb-table-of-contents-icon-trigger:after, .kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-toggle-icon-style-basiccircle .kb-table-of-contents-icon-trigger:before, .kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-toggle-icon-style-arrowcircle .kb-table-of-contents-icon-trigger:after, .kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-toggle-icon-style-arrowcircle .kb-table-of-contents-icon-trigger:before, .kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-toggle-icon-style-xclosecircle .kb-table-of-contents-icon-trigger:after, .kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-toggle-icon-style-xclosecircle .kb-table-of-contents-icon-trigger:before{background-color:var(--global-palette7, #EDF2F7);}@media all and (max-width: 1024px){.kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-table-of-contents-title-wrap{border-top:0px solid transparent;border-right:0px solid transparent;border-bottom:0px solid transparent;border-left:0px solid transparent;}}@media all and (max-width: 767px){.kb-table-of-content-nav.kb-table-of-content-id1945_865165-20 .kb-table-of-contents-title-wrap{border-top:0px solid transparent;border-right:0px solid transparent;border-bottom:0px solid transparent;border-left:0px solid transparent;}}<\/style>\n<h4 class=\"wp-block-heading\" id=\"ZW1\">Instructions<\/h4>\n\n<div class=\"wp-block-group has-theme-palette-2-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">The specifications for the standards and guidelines to be applied in the project are set out in the rules and regulations for the BIM-related topics.<br\/>It is useful to specify not only the standards\/guidelines, but also which version is used, especially if it is safe to do so.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It is recommended to include at least the following information:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>IFC specification<\/li>\n\n\n\n<li>openBIM standard<\/li>\n\n\n\n<li>CAD standard<\/li>\n\n\n\n<li>Data security<\/li>\n\n\n\n<li>Area determination<\/li>\n\n\n\n<li>Cost calculation<\/li>\n\n\n\n<li>Construction tolerances<\/li>\n\n\n\n<li>Building survey and documentation<\/li>\n\n\n\n<li>Life cycle data<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Note on the IFC specification as an elementary standard for openBIM projects:<\/em> A project implementation should always be in an IFC main version 4 (as long as IFC5 has not been introduced). Whether this is done in IFC4 Add2 TC1 (ISO 16739-1:2018) or in IFC4.3 Add2 (ISO 16739-1:2024) depends on whether the software used in the project is certified for the relevant MVD or whether it is a project that relies on IfcAlignment (only available from IFC4.3 Add2). A mixture of IFC versions within a project at technical model level must be avoided at all costs.  <\/p>\n<\/div><\/div>\n<div class=\"rcp_restricted rcp_paid_only\"><p>Dieser Inhalt ist nur f\u00fcr Abonnenten zug\u00e4nglich. <a href=\"https:\/\/openbim-knowledgebase.org\/registrieren\/\">Hier<\/a> gehts zur Registrierung.<\/p>\n<\/div>\n\n<div class=\"wp-block-group has-theme-palette-7-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">Publication from Krischmann, T., Malzer, W.: <em>buildingSMART Austria Standard-AIA<\/em>. Edition 2026. <\/p>\n\n\n<div class=\"rcp_restricted rcp_paid_only\"><p>Download der Standard-AIA nur f\u00fcr Mitglieder<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Status: 17.02.2026<\/p>\n<\/div><\/div>\n","protected":false},"featured_media":0,"parent":7262,"menu_order":3,"comment_status":"open","ping_status":"closed","template":"","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","_is_vendor_doc":"0","footnotes":""},"doc_tag":[],"class_list":["post-7273","docs","type-docs","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"Instructions The specifications for the standards and guidelines to be applied in the project are set out in the rules and regulations for the BIM-related topics.It is useful to specify not only the standards\/guidelines, but also which version is used, especially if it is safe to do so. 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