{"id":20,"date":"2026-03-03T10:56:56","date_gmt":"2026-03-03T09:56:56","guid":{"rendered":"http:\/\/localhost\/reformasbarcelona\/web\/?p=20"},"modified":"2026-06-03T19:25:31","modified_gmt":"2026-06-03T17:25:31","slug":"como-conseguir-permisos-de-obras","status":"publish","type":"post","link":"https:\/\/reformasbarcelona.info\/en\/how-to-get-building-permits-in-barcelona-2026-guide\/","title":{"rendered":"How to get building permits in Barcelona (2026 Guide)"},"content":{"rendered":"<p>If you are planning a <strong>full renovation<\/strong> or a partial one, correctly processing your <strong>building license in Barcelona<\/strong> is the first step to avoid fines of up to \u20ac3,000 and work stoppages. In this guide, we explain the types of permits according to the <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/ajuntament.barcelona.cat\" target=\"_blank\" rel=\"nofollow noopener\">Barcelona City Council<\/a>.<\/span><\/p>\n<p>In this article, we are going to explain how to obtain the &#8216;Assabentat d\u00b4obres&#8217; in Barcelona.<\/p>\n<h3 id=\"assu\">1. Building Activity Notification (ASSU)<\/h3>\n<p>For most <strong>renovations in Barcelona<\/strong> that <strong>do not affect the structure or protected elements<\/strong>, the <strong>ASSU (Assabentat d\u00b4obres)<\/strong> is used.<\/p>\n<p>It is a free and immediate process for:<\/p>\n<ul>\n<li>Bathroom and kitchen renovations.<\/li>\n<li>Changing flooring, painting, and interior woodwork.<\/li>\n<li>Renewal of electrical or plumbing installations.<\/li>\n<\/ul>\n<h3 id=\"pasos-portal-tramites\">2. How to process the &#8216;Assabentat&#8217; online: Step by step<\/h3>\n<p>To obtain the permit immediately, access the <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/seuelectronica.ajuntament.barcelona.cat?\" target=\"_blank\" rel=\"noopener noreferrer\">City Council&#8217;s Electronic Office<\/a><\/span>. It is a&nbsp;<strong>free process, no architect is needed<\/strong>&nbsp;and it can be&nbsp;<strong>requested via Internet,&nbsp;<\/strong>simply with your personal details and the property&#8217;s cadastral reference number. Follow these steps:<\/p>\n<div style=\"background-color: #f9f9f9; border-left: 5px solid #0056b3; padding: 20px; margin: 20px 0;\">\n<ol>\n<li style=\"margin-bottom: 12px;\"><strong>Identification:<\/strong> Enter the <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/seuelectronica.ajuntament.barcelona.cat?\" target=\"_blank\" rel=\"noopener noreferrer\">City Council&#8217;s E-Office<\/a><\/span>. Describe the type of work (bathroom renovation, parquet installation, etc.) and under the type of activity select &#8220;works&#8221; (obras).<\/li>\n<li style=\"margin-bottom: 12px;\"><strong>Location:<\/strong> Enter the address and the Cadastral Reference (Referencia Catastral). The system will check if the building has heritage protection.<\/li>\n<li style=\"margin-bottom: 12px;\"><strong>Work Details:<\/strong> Select &#8220;Guided Questions&#8221; (Preguntas Guiadas), then &#8220;intervention inside a building&#8221;, &#8220;works inside a home&#8221;, and &#8220;Without affecting distribution or structure&#8221; (This process only allows works that do not touch structural elements).<\/li>\n<li style=\"margin-bottom: 12px;\"><strong>Applicant Details:<\/strong> Fill in your name, surname, ID\/NIE, phone number, email, address, and representation (if applicable). After completing all fields, you will obtain the Permit.&nbsp;<\/li>\n<li style=\"margin-bottom: 12px;\"><strong>Obtaining:<\/strong> After filling in all the data and clicking continue, you can download the <strong>PDF with the case file number<\/strong>. You now have your legal license! You will also receive it by email.<\/li>\n<\/ol>\n<\/div>\n<div style=\"background-color: #fff4e5; border: 1px solid #ffcc80; padding: 15px; border-radius: 5px; margin-bottom: 25px;\"><strong>&#x26a0;&#xfe0f; Mandatory Notice:<\/strong> You must print the document and post it in a visible place in the building&#8217;s entrance (porter\u00eda) during the works to avoid sanctions from the City Police (Guardia Urbana).<\/div>\n<div style=\"border: 2px solid #0056b3; padding: 25px; text-align: center; margin: 30px 0;\">\n<h3>Do you need help with your renovation paperwork?<\/h3>\n<p>At <strong>Reformas Barcelona<\/strong> we take care of all technical and administrative management so you don&#8217;t have to worry about anything.<\/p>\n<p><a style=\"background: #0056b3; color: #fff; padding: 12px 25px; text-decoration: none; font-weight: bold; border-radius: 5px;\" href=\"https:\/\/reformasbarcelona.info\/en\/for-a-free-quote\/\">Get a Free Quote<\/a><\/p>\n<\/div>\n<h3 id=\"tasas\">3. <strong class=\"Yjhzub\" data-complete=\"true\" data-processed=\"true\">When a change in the flat&#8217;s layout is needed:<\/strong><\/h3>\n<div style=\"border: 2px solid #0056b3; padding: 25px; text-align: center; margin: 30px 0;\">\n<p><strong>When it is necessary to <\/strong><strong class=\"Yjhzub\" data-complete=\"true\" data-processed=\"true\">change the flat&#8217;s layout or in buildings with heritage protection, <\/strong><strong>we recommend reading this article:<\/strong><\/p>\n<p><a style=\"background: #0056b3; color: #fff; padding: 12px 25px; text-decoration: none; font-weight: bold; border-radius: 5px;\" href=\"https:\/\/reformasbarcelona.info\/en\/license-and-permit-management-what-do-you-need-to-renovate-in-barcelona\/\">Barcelona licenses and permits<\/a><\/p>\n<\/div>\n<section style=\"background-color: #f0f7ff; padding: 30px; border-radius: 10px; border: 1px dashed #0056b3; margin-top: 40px;\">\n<h2 style=\"margin-top: 0;\">Are you planning a renovation in Barcelona and worried about the bureaucracy?<\/h2>\n<p>Processing the building permit is only the first step. To avoid surprises and extra costs, it is ideal to have a<br \/>\n<a href=\"https:\/\/reformasbarcelona.info\/en\/presupuesto-detallado-reforma-integral-a-barcelona-reformas-s-l\/\">detailed quote from a renovation company<\/a><br \/>\nthat includes all work items and legal guarantees.<\/p>\n<p>If you are still in the planning phase, we recommend using our<br \/>\n<a href=\"https:\/\/reformasbarcelona.info\/en\/calcula-el-precio-de-la-reforma-de-tu-piso-en-3-minutos\/\">renovation price calculator<\/a><br \/>\nto get an instant estimate. You can also consult our<br \/>\n<a href=\"https:\/\/reformasbarcelona.info\/en\/presupuestos-reales-barcelona\/\">examples of real budgets in Barcelona<\/a><br \/>\nto see success stories similar to yours.<\/p>\n<div style=\"text-align: center; margin-top: 20px;\"><a style=\"background-color: #0056b3; color: white; padding: 15px 30px; text-decoration: none; font-weight: bold; border-radius: 5px; display: inline-block;\" href=\"https:\/\/reformasbarcelona.info\/en\/for-a-free-quote\/\">Request your no-obligation quote<\/a><\/div>\n<\/section>\n<h3 style=\"margin-top: 40px;\">Frequently Asked Questions about Licenses<\/h3>\n<div>\n<div class=\"Y3BBE\" data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIAxAA\" data-complete=\"true\" data-processed=\"true\"><strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">1. Is it mandatory to request a permit to paint or change the flooring?<\/strong><br data-sfc-pl=\"|[]\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">Yes. In Barcelona, for aesthetic works such as painting, changing flooring, or tiling, you must process the&nbsp;<strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">&#8220;Assabentat&#8221; (Immediate Notification)<\/strong>. Although it is a free process and is obtained instantly, it is mandatory for the work to be legal in the event of a possible inspection by the City Police (Guardia Urbana).<\/div>\n<div data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIAxAA\" data-complete=\"true\" data-processed=\"true\">&nbsp;<\/div>\n<div data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIAxAA\" data-complete=\"true\" data-processed=\"true\"><strong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">2. Is there any cost for the building permit process?<\/strong><br data-sfc-root=\"c\" data-sfc-pl=\"|[]\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">No, it is completely free of charge. At A. Barcelona Reformas, s.l., we want to make the entire renovation process easier for you. That is why we handle the management of the&nbsp;<strong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">&#8220;Assabentat d\u2019obres&#8221;<\/strong>&nbsp;(Building Notification) completely free of charge for our clients, so you don\u2019t have to worry about the administrative paperwork.<\/div>\n<div data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIBBAA\" data-complete=\"true\" data-processed=\"true\">&nbsp;<\/div>\n<div class=\"Y3BBE\" data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIBRAA\" data-complete=\"true\" data-processed=\"true\"><strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">3. What happens if I perform a renovation without a license?<\/strong><br data-sfc-pl=\"|[]\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">Carrying out works without the corresponding permit can lead to&nbsp;<strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">fines ranging from \u20ac300 to \u20ac3,000<\/strong> for minor works. Additionally, the City Council can order the immediate sealing of the works, and you could face issues with your home insurance if an accident were to occur during the renovation.<\/div>\n<div data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIBRAA\" data-complete=\"true\" data-processed=\"true\">&nbsp;<\/div>\n<div class=\"Y3BBE\" data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIBhAA\" data-complete=\"true\" data-processed=\"true\"><strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">4. How long does it take for the &#8220;Assabentat&#8221; permit to be approved?<\/strong><br data-sfc-pl=\"|[]\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">The process is&nbsp;<strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">instant<\/strong>. Once you complete the form on the City Council&#8217;s Electronic Office and validate the data, the system generates a PDF with the case file number. From that very moment, you have legal permission to start the work.<\/div>\n<div data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIBhAA\" data-complete=\"true\" data-processed=\"true\">&nbsp;<\/div>\n<div class=\"Y3BBE\" data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIBxAA\" data-complete=\"true\" data-processed=\"true\"><strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">5. Do I need an architect for a minor work notification?<\/strong><br data-sfc-pl=\"|[]\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">For a standard &#8220;Assabentat&#8221; (kitchens, bathrooms, floors),&nbsp;<strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">it is not necessary<\/strong> to have a technical project or an architect&#8217;s signature. However, if the work affects the structure (load-bearing walls), facades, or common elements, then you will need a technician to sign the project.<\/div>\n<div data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEIBxAA\" data-complete=\"true\" data-processed=\"true\">&nbsp;<\/div>\n<div class=\"Y3BBE\" data-sfc-cp=\"\" data-sfc-cb=\"\" data-hveid=\"CAEICBAA\" data-complete=\"true\" data-processed=\"true\" aria-owns=\"action-menu-parent-container\"><strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">6. How long is the building permit valid for in Barcelona?<\/strong><br data-sfc-pl=\"|[]\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">Normally, the minor works notification is valid for&nbsp;<strong class=\"Yjhzub\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\">3 months<\/strong>&nbsp;to execute the works. If the work takes longer than that, you must request an extension or submit a new notification.<\/div>\n<\/div>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>If you are planning a full renovation or a partial one, correctly processing your building <\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Works License in Barcelona 2026: Step-by-Step Guide Assabentat de Obres (ASSU)","_seopress_titles_desc":"Are you planning to renovate your apartment? Discover how to obtain the Assabentat de obras (building permit) in Barcelona step by step. 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En Barcelona, para trabajos est\u00e9ticos como pintura, cambio de pavimentos o alicatados, se debe tramitar el\u00a0\"Assabentat\" (Comunicado Inmediato). Aunque es un tr\u00e1mite gratuito y se obtiene al momento, es obligatorio para que la obra sea legal ante una posible inspecci\u00f3n de la Guardia Urbana."},"2":{"question":"2. \u00bfQu\u00e9 ocurre si hago una reforma sin licencia?","answer":"Realizar obras sin el permiso correspondiente puede acarrear\u00a0multas que van desde los 300\u20ac hasta los 3.000\u20ac en casos de obras menores. Adem\u00e1s, el Ayuntamiento puede ordenar el precinto inmediato de las obras y podr\u00edas tener problemas con el seguro del hogar si ocurriese alg\u00fan siniestro durante la reforma."},"3":{"question":"\u00bfCu\u00e1nto tiempo tarda en aprobarse el permiso \"Assabentat\"?","answer":"El proceso es\u00a0instant\u00e1neo. Una vez que completas el formulario en la Sede Electr\u00f3nica del Ayuntamiento y validas los datos, el sistema genera un PDF con el n\u00famero de expediente. Desde ese mismo momento, ya tienes permiso legal para iniciar los trabajos."},"4":{"question":"\u00bfNecesito un arquitecto para un comunicado de obra menor?","answer":"Para el \"Assabentat\" est\u00e1ndar (cocinas, ba\u00f1os, suelos)\u00a0no es necesario un proyecto t\u00e9cnico ni la firma de un arquitecto. Sin embargo, si la obra afecta a la estructura (muros de carga), fachadas o elementos comunes, entonces s\u00ed necesitar\u00e1s un t\u00e9cnico que firme el proyecto."},"5":{"question":"\u00bfQu\u00e9 validez tiene el permiso de obra en Barcelona?","answer":"Normalmente, el comunicado de obras menores tiene una validez de\u00a03 meses\u00a0para ejecutar los trabajos. Si la obra se alarga m\u00e1s de ese tiempo, deber\u00e1s solicitar una pr\u00f3rroga o realizar un nuevo comunicado."},"6":{"question":"\u00bfTiene alg\u00fan coste el tr\u00e1mite de los permisos de obras?","answer":"No, es totalmente gratuito. En A. Barcelona Reformas, s.l., queremos facilitarte todo el proceso de tu reforma. Por eso, nos encargamos de la gesti\u00f3n del Asabentat d\u00b4obres de manera totalmente gratuita\u00a0para nuestros clientes, para que no tengas que preocuparte por el papeleo administrativo."}}}],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"ngg_post_thumbnail":0,"_ayudawp_aiss_exclude":false,"_ayudawp_aiss_summary":"","_ayudawp_aiss_summary_provider":"","_ayudawp_aiss_summary_hash":"","footnotes":""},"categories":[6],"tags":[374,122,625,376,377,388,363,373,375,624,623,626,386,387],"class_list":["post-20","post","type-post","status-publish","format-standard","category-consejos","tag-ajuntament-de-barcelona","tag-assabentat","tag-assu","tag-enterado","tag-licencia","tag-llicencie","tag-obras","tag-obres-menors","tag-permiso","tag-referencia-catastral","tag-sede-electronica-del-ayuntamiento-de-barcelona","tag-seu-electronica-de-lajuntament","tag-tramitacio","tag-tramitacion"],"_links":{"self":[{"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/posts\/20","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/comments?post=20"}],"version-history":[{"count":3,"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/posts\/20\/revisions"}],"predecessor-version":[{"id":84095,"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/posts\/20\/revisions\/84095"}],"wp:attachment":[{"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/media?parent=20"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/categories?post=20"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/reformasbarcelona.info\/en\/wp-json\/wp\/v2\/tags?post=20"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}