The Hellenic Cadastre (Greek Land Registry) is one of the most important projects for recording real property ownership in Greece. The correct declaration and legal verification of ownership data are crucial, as errors or omissions may even lead to the loss of property rights. Within this framework, the role of lawyers specialized in the Greek Cadastre is decisive.
What is the Greek Cadastre and why it is important
The Greek Cadastre is the unified system for recording:
- ownership,
- rights in rem over real estate (ownership, usufruct, easements),
- the legal and geospatial (spatial/cartographic) data of each property.
Unlike the traditional Land Registry / Mortgage Registry system, the Cadastre operates on a property-based system (KAEK – Cadastral Code Number), linking each property to a specific right, a specific right holder, and an exact geographic location.
The role of a lawyer in Cadastre matters
A lawyer specialized in Greek Cadastre law:
- examines titles of ownership,
- identifies legal gaps or inconsistencies,
- ensures that the declared right is correctly registered,
- handles objections, corrections and legal remedies,
- represents the owner in disputes with the Greek State or third parties.
Legal intervention is often essential, particularly in cases involving old properties or properties without clear title.
Basic legal framework (indicative)
The main legislative acts governing the Greek Cadastre include:
- Law 2664/1998 – Hellenic Cadastre
- Law 2308/1995 – Cadastre survey procedure
- Law 4164/2013 – Cadastre-related regulations
- Law 4821/2021 – Acceleration of Cadastre completion
- Greek Civil Code (provisions on ownership, adverse possession, real easements, e.g. right of way)
The interpretation and application of this framework require substantial legal expertise.
When do you need a Cadastre lawyer
Legal assistance is particularly important when:
- there is an error in ownership details,
- the property is registered as “unknown owner”,
- there are boundary disputes or overlaps,
- the right derives from adverse possession,
- there is a conflict with a neighbor or the State,
- an objection or correction lawsuit is required.
In such cases, delay may prove critical.
What does “Unknown Owner” mean
One of the most serious issues concerns properties registered as unknown owner. If timely corrective action is not taken:
- provided that the statutory legal remedies are not exercised in time and the initial registrations are finalized, the property is registered in favor of the Greek State,
- judicial proceedings are required in order to reclaim the property.
Deadlines are strict, making legal guidance indispensable.
Correction procedure – Step-by-step guide
Review of Cadastre records
The lawyer reviews cadastral sheets and diagrams.
Review of ownership titles
Notarial deeds, inheritance acceptance acts, court judgments.
Identification of error or omission
Incorrect name, surface area, boundaries, type of right.
Submission of correction request or objection
Within the statutory deadlines.
Judicial proceedings (if required)
Filing a lawsuit for correction of the initial registration.
Why you should not postpone it
The Greek Cadastre does not tolerate delays. After finalization:
- errors become difficult to reverse,
- costs increase,
- judicial action becomes unavoidable.
Timely legal review prevents serious long-term problems.
Benefits of working with a specialized Cadastre lawyer
- Legal certainty
- Correct registration of rights
- Prevention of property loss
- Management of objections & lawsuits
- Long-term time and cost efficiency
Once the data collected during the cadastre survey phase are transferred to the competent local Cadastral Office, the cadastre survey phase is completed and the Cadastre becomes operational on the basis of the so-called initial registrations.
According to Article 6(1) of Law 2664/1998, “initial registrations” are defined as the original entries transferred to the cadastral books from the cadastral tables.
Where such initial registrations are inaccurate, they may be corrected within a specific extinguishing deadline, following the procedures provided by Law 2664/1998. The applicable correction procedure varies depending on the nature of the inaccuracy and the circumstances of each case.
By Article 37 of Law 4361/2016, Article 6 of Law 2664/1998—already amended by Law 4164/2013—was substantially revised. It is now expressly provided that, in any case of an inaccurate initial registration, the entitled person may file a lawsuit before the competent subject-matter and territorial Court of First Instance, seeking recognition of the disputed right and the full or partial correction of the initial registration.
Such action, whether declaratory or reivindicatory, may be brought by any person having a legitimate interest and must be filed within an exclusive deadline of seven (7) years from the commencement of operation of the competent Cadastral Office.
For areas placed under cadastre survey prior to the publication and entry into force of Law 3481/2006, the exclusive deadline extends to fourteen (14) years.
Timely and proper legal handling of inaccurate initial registrations is of crucial importance, as the lapse of these deadlines may lead to the irreversible loss of property rights.
Our Law Firm, having successfully handled a significant number of Greek Cadastre cases, possesses the necessary experience and specialization to provide full legal representation and support in all matters relating to your real estate.
With expertise, consistency and professionalism, we indicatively undertake:
- Declaratory ownership actions pursuant to Article 6(2) of Law 2664/1998
- Applications for recognition of ownership under Article 6(3) of Law 2664/1998
- Applications for correction of obvious errors
Frequently Asked Questions (FAQ)
- Is a lawyer mandatory for Cadastre matters?
No, but in complex cases legal representation is absolutely essential. - What happens if a property appears as “unknown owner”?
Immediate legal action is required; otherwise, it is registered in favor of the Greek State. - Can an error be corrected after finalization?
As a rule, judicial proceedings are required, with limited exceptions for obvious errors corrected administratively. - How much does legal support cost?
It depends on the complexity of the case and the procedural stage. - What is adverse possession in the Cadastre?
Acquisition of ownership through long-term possession, requiring strong documentary evidence. - How long does the correction process take?
From a few weeks to several months, depending on the procedure. - Can a lawyer represent me fully?
Yes, with proper authorization, the lawyer may handle the entire process.
Lawyers specialized in the Greek Cadastre are the safest allies for protecting real property rights. Proper legal review, timely correction and in-depth knowledge of the legislation safeguard rights acquired through years of effort and should not be lost due to formal errors.
For any matter relating to the Hellenic Cadastre, initial registrations or the correction of inaccurate entries, Karpouzis-Lianou & Associates Law Firm stands by your side with responsibility, legal precision and long-standing experience. Contact us for timely and reliable legal guidance, effectively safeguarding your real property rights.
This article is provided for informational purposes only and does not constitute legal advice. Each case requires individualized assessment based on its specific facts and the applicable legal framework. For tailored legal advice, please contact our law firm.


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