Every summer, thousands of families face the same uncomfortable doubt: What if they occupy my house while I am away? It may seem exaggerated, but in cities like Barcelona, where we work in Alarmas Catalunya, squatting has gone from being an exception to a real and recurrent threat, in fact Catalunya is the autonomous community with more squats in Spain, we can see it here or here.
We have received many calls to install anti-squatting alarms, and it is not pleasant to return from vacation and discover that someone has entered your property. In some cases it’s an attempted burglary, in others it’s a straightforward squat.
This article seeks to give you clear answers: Is it legal? What does the law say? How can you avoid it? And above all, how modern technology, such as our Anti-Squat Alarms can give you real peace of mind while you are enjoying your rest.
Can they legally occupy your home while you are on vacation?
Let’s go straight to the million dollar question: can they occupy your house if you go on vacation? The short answer is NO, but with important nuances.
Your home, whether it is your first or second residence, is protected by law as private property. Entering it without consent is a crime. But the problem lies in the subsequent action.
If the police find someone occupying your home at the time of the crime, the eviction is immediate. However, if more than 48 hours pass and the occupants “appear to be living in”, the process is handed over to the courts, which can take weeks or months.
And that is the critical point: the occupation is not legal, but if it is not detected in time, it becomes much more difficult to solve. That is why prevention and immediate detection are fundamental.
Key differences between occupation and break-in
This is where many people get confused, and it is key to understand this in order to act correctly.
- Breaking and entering: occurs when someone enters a habitual dwelling without permission. It is a felony and can be evicted immediately.
- Squatting: happens when someone enters a property that is not your usual residence (e.g., second home or gated house). This is where the bureaucracy begins.
The difference is enormous. If you are away in the summer and squatters enter your second home or a gated house, the law requires a complaint and a court process.
The risk? That you lose control of the property for weeks or months. Hence the importance of acting in the first hours, which is only possible if you have an immediate warning system.
What Spanish law says about squatting
Legally, the occupation is not allowed. The Spanish Constitution (art. 33) protects the right to private property, and the Penal Code (art. 245) punishes unauthorized occupation.
But the problem lies in the speed of the judicial system. Once an occupant manages to enter and “appear” to be living there, rights as a domicile are triggered, forcing the landlord to initiate an eviction lawsuit.
In summary:
- If access is detected immediately, it is trespassing and can be quickly cleared.
- If presence is consolidated, it becomes an occupation and requires legal proceedings.
That is why alarm systems with real-time verification and connection to a central monitoring station are essential legal tools. They allow to record the exact moment of the intrusion and to act in the first hours.
Real cases, how does an occupation occur in summer?
At Alarmas Catalunya we have seen it all. One of the most frequent cases is that of homes in urban or rural areas that are left empty for one or two weeks and, in that time, are vulnerable to the entry of squatters.
How do they work?
- They observe the pattern of use: if there are no lights, movement or visitors, they mark the house.
- They watch schedules and routines: they wait for the exact moment to enter.
- They gain access through back doors, windows or poorly protected patios.
- Once inside, they change the lock and start pretending they live there.
Without an alarm, the homeowner may not find out until weeks later. Even if neighbors see it, sometimes it is not acted upon out of fear or legal doubt.
With a anti-squatter alarmthis changes completely. Access is detected instantly, the control center is alerted, a notification is sent to the cell phone and the immediate response is activated.
How to prevent them from occupying your home? Key tips
Prevention is always better than reaction. Here are some tips we give to all our customers before going on vacation:
- Install an alarm with video verification and direct connection to the central station.
- Avoid posting your travel plans on social networks.
- Leave a light on with a timer to simulate presence.
- Ask a neighbor or family member to check the house on a regular basis.
- It closes secondary accesses, such as terraces, patios or basements.
Also, if you have a second residence, make sure that:
- The alarm system is activated and tested.
- Exterior cameras cover key access points.
- You have cloud backup for recordings.
It’s not about living in fear, it’s about protecting your peace of mind in advance.
Anti-Squat Alarm, a real solution with 24/7 technology
At Alarmas Catalunya we offer a specific solution for this problem: the Anti Squatter Alarmdesigned to protect uninhabited homes or homes at risk during prolonged absences.
What does it include?
- Active 24-hour surveillance
- Immediate video verification from your cell phone
- Connection to central alarm receiving station (ARC)
- Artificial intelligence cameras to avoid false alarms
- Automatic legal warnings and intrusion traceability
And the most important thing: no permanence. We know that each customer has a different need and we seek to adapt without ties.
In areas such as Barcelona, where squatting has grown, this solution has become an essential tool to protect vulnerable housing.
Our experience in Alarmas Catalunya, protecting empty homes in Barcelona
Barcelona and surroundings are areas where the squatting problem is very real. From Alarmas Catalunya we have installed dozens of Anti Squatting alarms in recent years, especially in summer.
In our experience:
- Many occupancies occur between July and September.
- Second homes are the main target.
- Most homeowners do not have adequate systems in place to detect it in time.
We specialize in protecting these homes, offering fast installation, legal coverage, advice and advanced technology, all without permanence.
Our priority is for our customers to go on vacation with peace of mind, knowing that their home is under surveillance and that any attempt will be detected and documented in real time.
Going easy starts with anticipating
Can they occupy your house if you go on vacation? Not legally. But in practice, they can try, and if they succeed and 48 hours pass, everything becomes much more complicated.
The good news is that you can prevent it. With a proper alarm, constant vigilance and preventive measures, you can effectively protect your home.
At Alarmas Catalunya we have been helping families to live their vacations with peace of mind for years. And we are here to help you too.


