{"id":19709,"date":"2023-10-03T08:53:58","date_gmt":"2023-10-03T08:53:58","guid":{"rendered":"https:\/\/www.aszende.com\/?p=19709"},"modified":"2025-09-12T11:16:38","modified_gmt":"2025-09-12T11:16:38","slug":"zero-level-what-is-it-aid-and-when-is-it-mandatory","status":"publish","type":"post","link":"https:\/\/www.aszende.com\/en\/blog\/zero-level-what-is-it-aid-and-when-is-it-mandatory\/","title":{"rendered":"Zero boundary: What is it, what are its benefits and when is it mandatory?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"19709\" class=\"elementor elementor-19709 elementor-18059\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9b88610 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9b88610\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5ecd1d8\" data-id=\"5ecd1d8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f905b91 elementor-widget elementor-widget-text-editor\" data-id=\"f905b91\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>One of the questions that appears frequently among the communities of neighbors and homeowners has to do with elevators and the need to lower them to <strong>zero level<\/strong>. Doubts are often linked to the requirements to do so and when it is mandatory. <\/p>\n<p>So, below, we will answer this and much more.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-16f1b08\" data-id=\"16f1b08\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d1cb96d elementor-widget elementor-widget-image\" data-id=\"d1cb96d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"911\" height=\"772\" src=\"https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-2.webp\" class=\"attachment-large size-large wp-image-18081\" alt=\"cota-cero-ascensor\" srcset=\"https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-2.webp 911w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-2-300x254.webp 300w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-2-768x651.webp 768w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-2-600x508.webp 600w\" sizes=\"(max-width: 911px) 100vw, 911px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c63e6fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c63e6fa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f8b9d92\" data-id=\"f8b9d92\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-18b4344 elementor-widget elementor-widget-heading\" data-id=\"18b4344\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">What does it mean to lower a lift to zero level?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8177796 elementor-widget elementor-widget-text-editor\" data-id=\"8177796\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>To begin with, when we talk about lowering the elevator to zero level, we are referring to the <strong>elimination of any step or architectural barrier<\/strong> in general that may exist to access the interior of the elevator. This, understanding that steps can represent a great inconvenience for <b>people with reduced mobility<\/b>.<\/p>\n<p><span style=\"font-style: inherit; font-weight: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">In this sense, lowering the elevator to zero elevation means to <\/span><strong style=\"font-style: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">improving accessibility<\/strong><span style=\"font-style: inherit; font-weight: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">  of the community. This is an aspect that should be focused on, especially in countries such as <\/span><strong style=\"font-style: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">Spain&nbsp;<\/strong><span style=\"font-style: inherit; font-weight: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">where there are a large number of old buildings, which still do not have these accessibility measures, among others.<\/span><\/p>\n<p><b><\/b>In order to ensure full accessibility to housing for people with reduced mobility or over 70 years of age, since<span class=\"ui-provider ec bps bpt bpu bpv bpw bpx bpy bpz bqa bqb bqc bqd bqe bqf bqg bqh bqi bqj bqk bql bqm bqn bqo bqp bqq bqr bqs bqt bqu bqv bqw bqx bqy bqz\" dir=\"ltr\"> June 2013<\/span>, there is a law that establishes the <strong>obligation to condition all buildings<\/strong>. In addition, in the <strong>article 10.1.b of the Horizontal Property Law 49\/1960<\/strong> it is determined that, in the case of buildings with persons belonging to the aforementioned categories, the following shall be mandatory <a href=\"https:\/\/www.aszende.com\/en\/blog\/lift-installers-tips-depending-on-the-installation-location\/\">install an elevator<\/a> or lower it to zero, as appropriate&nbsp;<strong>without the need for prior agreement<\/strong> by the board of owners, because it is considered an improvement in the quality of life for everyone.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e25bfb elementor-widget elementor-widget-image\" data-id=\"3e25bfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1200\" height=\"557\" src=\"https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-porteria.webp\" class=\"attachment-full size-full wp-image-18084\" alt=\"cota-cero-porteria\" srcset=\"https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-porteria.webp 1200w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-porteria-300x139.webp 300w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-porteria-1024x475.webp 1024w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-porteria-768x356.webp 768w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-porteria-600x279.webp 600w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-897e43d elementor-widget elementor-widget-heading\" data-id=\"897e43d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-medium\">Is it mandatory to go down to zero elevation? <br><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa6b244 elementor-widget elementor-widget-text-editor\" data-id=\"fa6b244\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Based on the above, it is mandatory to lower the elevator to zero level<strong> if it is the only way to guarantee accessibility in a building<\/strong>. This means that in cases where there is, for example, a ramp, this is no longer mandatory and must have a prior agreement by the owners&#8217; meeting.<\/p>\n<p>Another factor that affects the obligatory nature of the operation has to do with the cost of the operation. The work must be carried out <strong>compulsorily if the cost does not exceed 12 ordinary monthly<\/strong> payments of common expenses, once public aid or subsidies have been deducted.<\/p>\n<p>It should be noted, as mentioned above, that the situation changes in cases where the request to lower the elevator to zero level is made to the community or the communal president by <strong>a person with reduced mobility or a person over 70 years of age<\/strong>. When this happens, article 10.1 is immediately applied, which establishes that it will be mandatory to lower the elevator to zero level and will not require prior agreement by the owners&#8217; or community meeting.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb5855a elementor-widget elementor-widget-heading\" data-id=\"cb5855a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-medium\">How is the drop to zero level paid for?\u200b<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3dd4881 elementor-widget elementor-widget-text-editor\" data-id=\"3dd4881\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Now that we have seen what it consists of and in which cases it is mandatory to lower the elevator to zero level, we want to tell you how the payment of the process is defined. Generally, the expenses involved are <strong>divided among all the owners of the community<\/strong>, according to their participation quota for common areas, established in the Horizontal Property Law.<\/p>\n<p>In cases where the building has <strong>commercial premises<\/strong>, the community may elect to exempt the owners of the premises from payment.<\/p>\n<p>With regard to the total cost of the work, once the subsidies and public aid that may be obtained have been deducted, if the annual cost is no more than 12 ordinary monthly installments, the expense must be assumed by all the neighbors. However, <strong>if the installment is higher than these 12 monthly payments<\/strong>, owners interested in lowering to zero are given the option of assuming the excess amount.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-444ad95 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"444ad95\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-bf13cb0\" data-id=\"bf13cb0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6b9abfc elementor-widget elementor-widget-image\" data-id=\"6b9abfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"633\" height=\"1024\" src=\"https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-plataforma2-633x1024.webp\" class=\"attachment-large size-large wp-image-18075\" alt=\"cota-cero-plataforma\" srcset=\"https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-plataforma2-633x1024.webp 633w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-plataforma2-186x300.webp 186w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-plataforma2-600x970.webp 600w, https:\/\/www.aszende.com\/wp-content\/uploads\/2023\/09\/cota-cero-plataforma2.webp 713w\" sizes=\"(max-width: 633px) 100vw, 633px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-aee3902\" data-id=\"aee3902\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0c5e758 elementor-widget elementor-widget-heading\" data-id=\"0c5e758\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-medium\">Is it necessary to change the lift?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c410bc6 elementor-widget elementor-widget-text-editor\" data-id=\"c410bc6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Another question that frequently comes up in connection with this issue is whether it is necessary to change the elevator in order to lower it to zero elevation. The answer is that, in principle, this would not be necessary. In any case, <strong>there are three situations in which owners may decide to change the elevator<\/strong> to comply with this requirement:<\/p>\n<ul>\n<li>One of them is when you are looking to <a href=\"https:\/\/www.aszende.com\/en\/blog\/why-modernise-your-lift\/\">modernize the elevator<\/a>, taking advantage of the work to change the device.<span lang=\"es-419\"><span style=\"font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-variant-position: normal; font-stretch: normal; font-size: 7pt; line-height: normal; font-family: 'Times New Roman';\">  <\/span><\/span><\/li>\n<li>Optimize the shaft dimensions, installing a new elevator with a larger useful car surface and\/or a larger free passage of doors.<\/li>\n<li>Another is when there is a <strong>lack of space for the current elevator pit<\/strong>, because more modern models usually take up less space to achieve this purpose.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52c5a5a elementor-widget elementor-widget-heading\" data-id=\"52c5a5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-medium\">What other accessibility alternatives exist?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8519d33 elementor-widget elementor-widget-text-editor\" data-id=\"8519d33\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Finally, we have previously mentioned that lowering the elevator to zero level is not mandatory in cases where there are other accessibility alternatives. As we have mentioned, what is mandatory, in reality, is to <strong>eliminate architectural barriers in buildings<\/strong>. However, if other alternatives are available, it will not be necessary to go to the zero elevation.<\/p>\n<p><span style=\"font-style: inherit; font-weight: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">In this sense, in addition to traditional<\/span> <strong style=\"font-style: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">ramps<\/strong>, <span style=\"font-style: inherit; font-weight: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">what many neighborhood communities choose is to incorporate a<\/span> <strong style=\"font-style: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">vertical platform<\/strong><span style=\"font-style: inherit; font-weight: inherit; color: var( --e-global-color-text ); background-color: var(--ast-global-color-5);\">. These can be solutions for when you do not want to carry out the work of lowering to zero level. In any case, it is still the most effective way to comply with current regulations and guarantee a good quality of life for all the inhabitants of the condominium.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b68c84a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b68c84a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-da2c2b7\" data-id=\"da2c2b7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e7ce33d elementor-widget elementor-widget-text-editor\" data-id=\"e7ce33d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>At <a href=\"https:\/\/www.aszende.com\/en\/\">Aszende<\/a> we offer a comprehensive range of solutions to cover all vertical mobility needs, including elevator installation and upgrades. In addition, we have technicians who travel to the facilities to offer personalized alternatives tailored to the needs of each case. Contact us and find out how we can help you.<\/p><p class=\"p1\" style=\"text-align: right;\">Jos\u00e9 Ignacio Alcaraz<br \/><em><span style=\"font-weight: bold;\">Aszende Facilities Director <\/span><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afa878b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"afa878b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>One of the questions that appears frequently among the communities of neighbors and homeowners has to do with elevators and the need to lower them to zero level. Doubts are often linked to the requirements to do so and when it is mandatory. So, below, we will answer this and much more. What does it [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":18081,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","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":"","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":"default","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":[15],"tags":[],"class_list":["post-19709","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticias"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Zero boundary: What is it, what are its benefits and when is it mandatory? 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