Mandatory diagnostic report

The various mandatory real estate technical diagnoses in the event of a sale are grouped together in a single file called the Technical Diagnosis File (DDT). This file must be annexed to any compromise and deed of sale.

You are the seller: Do not hesitate to ask your notary about your exact obligations. The law requires you to provide these documents on pain of being responsible for the consequences of this lack of information. You cannot therefore be exempt from it.

You are the buyer: You must inform yourself so as not to be mistaken about the characteristics of the property that you plan to buy. These diagnoses allow the buyer to have a more precise idea of his investment, his qualities and his faults. It is not impossible that in the future other controls will be added to the file, with the constant aim of better information and consumer protection.

ENERGY PERFORMANCE DIAGNOSIS (DPE)
Document validity period: 10 years

One of the most important are the energy performance diagnosis (DPE). It will strongly influence the perception of your accommodation by potential buyers. It is entering more and more into the criteria of comparison when looking for accommodation. Its period of validity has been set at 10 years by law No. 2003-1343 and confirmed by various decrees such as the decree of February 8, 2012 relating to the period of validity. Please note, major changes can completely modify the results of this DPE: change of heating system (boiler, etc.), installation of double glazing, reinforced insulation, repair of the roof, etc. Your old DPE remains valid, but it would be better to have one redone in order to take these changes into account and further reassure potential buyers. You should also know that the DPE does not only concern homes. It is also present for other types of premises: buildings, shops, offices, etc. that is to say all tertiary, industrial and even agricultural premises if they are heated.

SURFACE LAYOUT diagnosis
Document validity period: unlimited *
For the diagnosis called "Carrez" which defines the area of a habitation for sale, there is no period of validity. It remains valid as long as there is no work done to the accommodation. This is set by LAW no 96-1107 of December 18, 1996 improving the protection of buyers of co-ownership lots for residential or commercial use (except cellars, storerooms, storage rooms, garages, parking space parking and in general, lots or fraction of lots less than 8 m2)
ASBESTOS diagnosis
Document validity period: unlimited
State mentioning the presence or absence of materials or products containing asbestos. The asbestos diagnosis was the subject of an important update from 1st February 2012. Thus, even if in theory it has an unlimited validity period, this is only valid for asbestos diagnoses which were made from this date. For those made before, they will have to be renewed. Indeed, detection methods have evolved and the information and advice must be much more complete now. On the other hand, if the presence of asbestos is detected, a new control must be carried out within 3 years following the delivery of the diagnosis.You will find all the information on the validity of this type of diagnosis and the methods in case of asbestos detection from Decree n ° 2011-629 of June 3, 2011 relating to the protection of the population against health risks linked to a exposure to asbestos in built buildings.
ELECTRIC diagnosis
Document validity period: 3 years
State of the interior electrical installation. For the mandatory electricity diagnosis since 2009, it is the same period of validity as for gas, namely 3 years for a sale. This is recalled by Art. R. 271-5 of the Construction and Housing Code.
RISK AND POLLUTION STATE DIAGNOSIS (ERP)
Document validity period: 6 months
State risks and pollution (natural, mining or technological hazards, seismicity, radon potential and polluted soils) The ERNMT diagnosis for "State of Natural, Mining and Technological Risks also has a very short validity: it must not be more than 6 months old This is what is defined by Decree n ° 2005-134 of February 15, 2005 Article 4 relating to the information of purchasers and tenants of real estate on major natural and technological risks.
TERMITES diagnosis
Document validity period: 6 months
State relating to the presence of termites. The termites diagnosis is only compulsory for departments where this type of risk exists. It is defined from commune to commune, or even by arrondissement, district or even street in certain large agglomerations. For the geographic areas concerned, the term of validity of this termite diagnosis is only valid for 6 months. It is indeed necessary to regularly check the structures of buildings in these areas. This duration is recalled by Decree n ° 2006-1653 of December 21, 2006 Article 4.
GAS DIAGNOSIS
Period of validity of the document: 3 years
Regarding the diagnosis of the gas installation, this control document is valid for 3 years for a sale according to this same Decree n ° 2006-1653 of December 21, 2006 Article 4.
LEAD diagnosis
Period of validity of the document: unlimited *
The Lead Exposure Risk Assessment (CREP), also called lead diagnosis, has a validity period which will vary depending on the result of this lead detection. If this substance was not found and therefore this diagnosis gives a negative result, then this diagnosis has an unlimited lifespan. However, if lead is present, it is only valid for one year for a sale. This is therefore the kind of diagnosis that must be repeated frequently in the case of materials containing this harmful material. This is what Decree No. 2006-1653 of December 21, 2006, Article 4, relates to the periods of validity of the documents constituting the technical diagnostic file and modifying the building and housing code. This decree also defines the validity of termite and gas diagnostics. Affected are apartment / buildings used for housing built before January 1, 1949.
The MERULE diagnosis (not for PACA region)
Document validity period: No fixed duration
The diagnosis on the merules has become compulsory in certain zones defined by prefectural decree since the Law ALUR 2014-366. An individual who wants to buy your home located in an area at risk for this type of parasite may require a document certifying the presence or absence of dry rot in this home. There is no period of validity for this type of control, however it is preferable that the date of verification is recent (6 months maximum is a good duration recommended).* 
The PEB diagnosis
Document validity period: renew with each transaction
From June 1st 2020, on the occasion of each real estate transaction, a document informing the future occupant of a property located in one of the noise zones defined by a noise exposure plan (PEB) must be integrated in the technical sales and rental diagnostic file. Article 94 of the law N ° 2019-1428 of December 24, 2019 of orientation of mobilities, published in the JORF of December 26, 2019, thus provides that buildings built for residential use or mixed professional and residential use and undevelopable buildings located in one of the noise zones defined by a noise exposure plan are subject to rental or sale, a document informing of this situation is communicated to the future buyer or tenant. This document must be included in the technical diagnostic file annexed, as the case may be, to the promise to sell or, failing that promise, to the authentic deed of sale and the rental contract or annexed to these acts if the sale relates to an undeveloped building, or else annexed to the authentic deed of sale and, if applicable, to the preliminary contract in the event of sale in the future state of completion.

*unlimited except as specified
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