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Ideas, regulations and key insights on renovation, permits and real estate investment in Madrid.

26 September 2026 · 1 min read

Building permits in Madrid: what you need and how long they take

Responsible declaration, major or minor works permit: which one fits your renovation, what documents are required and realistic timelines.

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19 September 2026 · 1 min read

Changing a commercial unit into a home: step-by-step guide

Planning rules, ceiling height, light and ventilation: how to know whether your unit can become a home and what steps to follow.

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8 September 2026 · 1 min read

How much does renovating to rent pay off? An example with numbers

Buying, renovating and letting a 70 m² flat in Madrid: total investment, expected rent and net yield.

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