What to do if your renovation budget spirals mid-project
When the budget grows mid-renovation, first split the overrun by cause, then decide what to pay for, what to simplify and what to postpone.
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Guides: Before you hire · Page 2
BCN YARD guides: Before you hire. 45 articles to help plan your project in Barcelona. Page 2.
Where to save money on a renovation without lowering quality
Save on what is easy to replace later and on late changes. Cutting corners on concealed services, waterproofing and substrates ends up costing the most.
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Partial or full renovation: how the price changes
A partial renovation costs less in total but more per metre, and two partial jobs in a row almost always cost more than one full renovation.
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Materials and labour: how a renovation’s price is split
A renovation price is materials, labour and site organisation, in a different balance for each item. That decides where you can safely save.
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How to finance a renovation: common options
Renovations are funded with savings, a personal loan, a mortgage or public grants. How to work out the real amount, which documents the bank needs and where people usually go wrong.
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Estimate your renovation’s indicative price with BCN YARD’s table
A first renovation figure takes a minute: floor area times the tier rate. Which area to use, how to pick a tier, and why the final quote then differs.
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Building permits in Barcelona: a guide to what your renovation needs
The procedure depends on whether the works touch structure, facade, layout or common elements; the architect classifies it and the council confirms.
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Immediate minor-works notification: what it is and when it applies
The comunicat immediat is the route for type II minor works in Barcelona: changing a flat's layout, a localised structural intervention or the facade of an unprotected building. It needs a technician, and work can start the day after filing and paying. Where its limit lies and how not to cross it mid-job.
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Deferred notification: how it differs from the immediate one
The comunicat diferit sits between the immediate notice and a full licence: technical documents are filed first, and work starts only once the review period ends.
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Major-works licence: when your renovation needs one
Major works apply when the work covers the whole building’s structure, adds volume or creates new dwellings, and they reshape the team, the budget and the order of works.
View detailsMinor or major works: how to know which category your project falls into
Works become major when they involve the whole building’s structure, add volume or floor area, create dwellings, change the main use or touch the façade of a protected building. How to check your case before getting a quote.
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Renovating without a permit in Barcelona: risks and consequences
Unpermitted works do not go away: they surface through a neighbour complaint, a sale or an insurance claim, and the owner is liable. The risks and what to do.
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ITE: what the Technical Building Inspection is and when it affects your renovation
The ITE shows the state of the building's shared elements and the comunidad's plans. Read it before buying and before setting the programme.
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Habitability certificate: when your home needs it
The cédula is required to sell, let and connect utilities. A renovation that changes the layout is checked against it before the design is approved.
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Activity licence for commercial and healthcare premises
Opening a business in refurbished premises needs a works permit and legalisation of the activity, and a clinic usually needs health authorisation as well. The activity regime sets the fit-out requirements, so check it before leasing.
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Community of owners: what authorisation to request before renovating
An interior renovation usually needs only notice; anything touching the facade, stacks or load-bearing walls needs a meeting resolution. Where the line is and how long it takes.
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How long a building permit takes in Barcelona: realistic timelines
With an immediate notice work starts almost at once; major works can take months. Build the schedule on the actual procedure, not on a generic figure.
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Who can sign your project: architect, building surveyor or engineer
Who signs depends on the type of work: architect, arquitecto técnico, engineer or licensed installer. What each one answers for and how to check they are entitled to sign.
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What documents the city council asks for before approving your renovation
The council asks for three groups: who and where, what is being done (description, drawings, budget, project) and supporting papers (community, waste, fees). It publishes the exact list.
View detailsRenovating in a listed or protected building: what changes
In a listed building, what changes is what you can touch: façade, windows and protected elements need more design work and approval.
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Checklist: which permits to check before signing your renovation contract
What to ask your contractor about permits at the first meeting, before signing and before starting, and which answers should set off alarms.
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