The process of legalising a dwelling can arise for various reasons. For example, if a property was built illegally, we will need to certify its surface area and other fundamental elements such as habitability to legalise it. Good afternoon, I need a quote for a surface certificate for two adjoining properties in Huévar del Aljarafe. The properties have 50 m² and 34 m² built (according to the land registry... It would be very unusual for a surface certificate to delay any transaction you are involved in. Once you confirm an appointment with the competent professional and they carry out the measurements at your property, the preparation of the surface certificate should not take more than one or two days. However, you should allow for extra time. In some cases, validation by the relevant professional body is required, which can slightly extend the process.

– Law 58/2003, of December 17, General Tax Law. You may need to "dispute" the valuation of a property with the Tax Administration, as they may be using a value that is disadvantageous from a tax perspective. To resolve this difference of opinion, there is the contradictory expert appraisal. To carry this out, you might need a surface certificate that measures the size of the property more accurately. Article 57 outlines the value verification methods that the Administration can use, against which you can oppose a contradictory expert appraisal. Title III, which addresses the treatment of taxes, dedicates Article 135 to the description of the contradictory expert appraisal: when and how to request it. Sometimes, when changing the use of a property, it is not for the entire surface area. We will need a surface certificate indicating the exact area for each use. For example, in an industrial building, we can designate an area for offices, or in a whole building, there might be a section considered a commercial premises. You will need to request a surface certificate when required by public authorities, the judiciary, the land registry, or a notary, for specific cases of routine administrative procedures and various registrations. But also for urban planning and expropriation purposes, financial objectives, cadastral valuations, or legal effects.

However, to overcome this lack and unify certain criteria (which lends special quality and confidence to the certificate), some professional bodies may have official templates for surface certificates. These templates detail the minimum content required. It is up to the technical professional to follow these specifications, if they exist, and to apply the technical methods they master for each case. Age, quality of materials, interior layout… are key factors, but one of the most important characteristics for valuing a property is its surface area. This can be measured correctly or incorrectly. It can be measured by relying solely on the plans, or it can be done _in situ_ on the actual surface. It can be measured using inadequate techniques, or it can be done with professionalism and the right technology. Call us, write on WhatsApp, or request your quote online – we reply in under 10 minutes during business hours.

The price for small removals in Lliçà de Vall typically ranges between €153 and €1005 as an indicative reference. The final figure depends on the condition of the property, materials, and working time, and we always finalise it after seeing photos or – if you prefer – after a no-obligation site visit. If the surface certificate is part of another document (e.g., an executive construction project), then its cost might be included in the price of that larger document. It is essential to conduct research and request detailed quotes to obtain a price more aligned with individual needs and to confirm the final cost before hiring a professional for the issuance of the Surface Certificate.