Converting Commercial Property to Residential: Golden Visa Rules

One of the two ways to benefit from the lowest €250,000 investment threshold in the Greece Golden Visa is converting a building originally built for commercial use to residential use through official processes. Known in Greek as "αλλαγή χρήσης" (change of use), this process is technically quite different from a standard residential purchase and consists of several official stages. In this article we explain how the process works step by step, which documents are required, and the critical points, based on current 2026 regulations.

The Conversion Process Step by Step

• Identifying a suitable property: A commercial-status building such as an office, shop, workshop or warehouse is chosen. Old office/shop floors in central Athens are often preferred for this route.
• Ownership check (title due diligence): Through a lawyer, the property's title history, mortgage/lien status and zoning status are examined.
• Change-of-use permit application: An application is made to the relevant municipality for official permission to move the building from commercial to residential status.
• Construction/renovation works: A construction permit is obtained if needed and the building is physically brought up to residential standards.
• Updating the title deed: Once the conversion is complete, the property's official title is updated to "residential" status.
• Golden Visa application: The file is prepared with all permits obtained, conversion complete and deed updated.

The most critical point is that these steps must be completed before the Golden Visa application. Although some sources suggest that merely having the change-of-use permit approved may suffice, the safe and recommended approach is to wait for the physical conversion to be complete and the deed update to happen.

Required Documents

The One-Time Right Rule

One of the least-known but most important features of the conversion route is that this reduced threshold is a "one-time" right. Once a property has been converted and used by one investor in a Golden Visa application, another non-EU investor buying it later is subject to the standard regional threshold (€400,000 or €800,000, depending on location). In other words, the reduced €250,000 threshold cannot be reused for the same property — an important point to consider in buying and selling second-hand "converted" properties for Golden Visa purposes.

Comparison with Other Requirements

• No location limit: Applicable anywhere in Greece, including central Athens.
• No 120 m² requirement: Unlike Zone A and Zone B, no minimum size is sought for conversion properties.
• No single-property requirement: The investor can combine several properties to meet the €250,000 threshold.
• Can be rented long-term: After conversion the property can be rented normally, except short-term (Airbnb).
• Cannot be used as company HQ/branch: This is a separate ban subject to a €50,000 fine.

Risks to Watch For

• Checking whether the developer bought the property with equity or credit is recommended; equity-funded projects are generally considered more reliable.
• Some "€250K conversion" listings are marketed before the process is complete; merely having applied for the permit may not be enough.
• The process usually takes 6-9 months, up to 12 months in busy regions like Attica; a "Blue Certificate" is issued for legal residence throughout.
• Complete and official archiving of conversion documents (permit, deed update, technical certificates) is essential for the application and future renewals.

Frequently Asked Questions

1. How long does converting commercial property to residential take?
The whole process — including finding a suitable property, obtaining the change-of-use permit, doing the necessary renovations and updating the deed — usually takes from a few months to a year, depending on the municipality's permit workload and the scope of the conversion. The Golden Visa application itself can then take a further 6-9 months, up to 12 months in busy regions like Attica. Throughout this period the investor is issued a temporary "Blue Certificate" granting the right of legal residence. The total process is markedly longer and more complex than a standard residential purchase.

2. Is getting the permit enough, or must the conversion be physically complete?
According to some sources, having the change-of-use permit (άδεια αλλαγής χρήσης) approved may in some cases be considered sufficient; but the generally recommended and safe approach is to wait for the physical conversion to be complete and the deed officially updated to "residential" status. Applying with a property that is permitted but not actually converted can create additional questions or a rejection risk at the assessment stage. Because of this uncertainty, planning the process from the outset with an experienced local lawyer and clarifying at which stage the application can be made is important.

3. Can someone else later use the converted property for a Golden Visa?
No, this reduced €250,000 threshold is a one-time right. Once a property has been converted and used by one investor in a Golden Visa application, another non-EU investor buying it later is subject to the standard €400,000 or €800,000 threshold depending on the property's region. This rule is critical especially for investors considering second-hand "already converted" properties for Golden Visa purposes; acting on an expectation of the reduced threshold for such a property may be a false assumption.

4. Can I rent out the converted property?
Yes, after the conversion is complete and the Golden Visa application is approved, the property can be used for long-term rental, just as in other investment tiers; this income is subject to Greece's normal income tax scale. However, short-term rental (through platforms such as Airbnb and Booking.com) is strictly banned as in all Golden Visa properties, and a breach carries a €50,000 fine and permit cancellation risk. Using the converted property as a company's official HQ or branch is also separately banned.

5. What risks stand out on this route?
The biggest risk is that some listings marketed as "€250K conversion projects" are offered for sale before the process is fully complete; in that case the investor may have proceeded without clearly knowing whether the change-of-use permit is genuinely approved and when the deed update will happen. Whether the developer financed the project with equity or credit is also an important reliability indicator. To reduce these risks, confirming the ownership status, permit documents and payment trail completely through an independent lawyer before purchase is recommended.

Note: This article is for general information only and does not constitute legal or financial advice. As current regulations may change frequently, we recommend consulting a licensed immigration advisor or our law office before applying.