The Thyssen Museum will grow to the old Ice Palace: 90 million for a new headquarters dedicated to 21st-century art

Based on the information gathered from institutional press databases (Madrid City Council, Community of Madrid, BOE) and the newspaper Demócrata up to 09/16/2026, there is no specific reference to a expansion project of the National Thyssen‑Bornemisza Museum in the former Palacio de Hielo y del Automóvil on Paseo del Prado. Nor are there recent news or official notes detailing its urban processing, licenses, or administrative agreements linked to that specific operation.

However, various cultural and urban actions are found in the area of Paseo del Prado and other historic buildings in Madrid, but none of them are presented, in the consulted sources, as part of an expansion file of the Thyssen in the Palacio de Hielo. For example, the City Council has disseminated information about:

• The creation of a new municipal cultural space at Prado 30, with successive press releases about the approval of works, shared financing with the Community of Madrid, and progress of the works, aimed at combining cultural use and health center.
• Actions on other unique properties of the Prado‑Recoletos axis (enhancement of the Landscape of Light, restoration of monuments and other municipal cultural spaces), without linking them to the Palacio de Hielo y del Automóvil or the Thyssen Museum.
• Various projects on historical heritage and museums in Madrid and other cities (EMT Museum, actions in the Palacio de El Capricho, new museums or expansions in Asturias, Barcelona, etc.), which confirms that when such a project exists, it usually has public reflection and clear documentary traces in press releases or bulletins.

At the regional and state level, the information found about the National Thyssen‑Bornemisza Museum in recent years focuses almost exclusively on:

• Collaboration agreements of the Community of Madrid with the museum to support temporary exhibitions, activities such as the #VersionaThyssen contest, or the cultural programming of the art gallery.
• Exhibitions and State guarantees for loans of works (for example, exhibitions with the Mauritshuis, shows about Dalí, or initiatives shared with other institutions such as the National Archaeological Museum or Casa de México).
• Other agreements of the Thyssen‑Bornemisza Collection Foundation with cultural entities (such as the Cervantes Institute), of an exhibition and programming nature, without urban or construction content regarding the Palacio de Hielo.

In this context, and strictly with what the consulted sources allow to state, two cautious conclusions can be drawn:

• There is no record, in the official press documentation and in the reviewed Demócrata, of a clearly identified file as “expansion project of the National Thyssen‑Bornemisza Museum in the Palacio de Hielo (former Palacio de Hielo y del Automóvil)” nor are its specific processing phases described.
• Consequently, it is not possible to detail which urban or administrative procedures would be pending (planning approvals, building permits, heritage reports, transfer or use agreements, etc.) nor to offer a documented “current status” of that hypothetical expansion.

Given how these types of projects are usually published (special plans, punctual modifications of planning, agreements between the Ministry of Culture, the City Council and/or the Community of Madrid, permits or work announcements), it is expected that, if the project were in an advanced phase, there would be:

• Some reference in the press releases of the Madrid City Council (Governing Board, Directorate General of Cultural Heritage and Urban Landscape, Urban Planning or Culture Area).
• Mentions in notes from the Community of Madrid, especially from the Ministry of Culture, Tourism and Sports.
• And, in case of relevant urban modification, references in the Official Bulletin of the Community of Madrid and in plenary or municipal governing board agreements.

As none of this appears in the conducted search, the only responsible answer is to acknowledge that, with the available sources, neither the current status nor the pending procedures of that project can be documented. This may mean that:

• The project is in a very preliminary or internal phase not yet formalized in public files, or
• It has been considered informally or in political/technical debates without having materialized in a visible administrative procedure.

If you have any additional data — for example, urban file number, approximate date of initial approval, official name of the special plan or a specific agreement — a more targeted search could be attempted in official bulletins or municipal minutes. With that identification, it would be easier to reconstruct, in detail, completed phases and pending steps of the processing.

The powers over the State's real estate assets are generally attributed to the Ministry of Finance and, ultimately, to its head, the Minister of Finance. This power is not exercised discretionally but within a very precise legal framework, headed by Law 33/2003, of November 3, on the Heritage of Public Administrations (BOE) and its General Regulation, approved by Royal Decree 1373/2009, of August 28 (BOE).

General framework of powers

Law 33/2003 establishes the General State Administration as the owner of state heritage and assigns its centralized management to the Ministry of Finance, through the Directorate General of State Heritage and the Delegations of Economy and Finance. The Minister of Finance is the superior body on which these structures depend and to whom the Law and Regulation reserve the most relevant decisions.

In a very synthetic way, the Minister of Finance:

• Directs the State's heritage policy and sets criteria for the efficient use of public properties.
• Resolves key procedures regarding the legal status of assets (for example, certain boundary delimitations and possession recoveries).
• Authorizes the main disposition or encumbrance operations (sales, leases, changes of use, etc.) when they affect assets of the General State Administration.
• Approves or signs, when appropriate, ministerial orders and agreements that establish the conditions of use, transfer, or exploitation of state properties.

Specific functions regarding state properties

Based on Law 33/2003 and Royal Decree 1373/2009, several specific functions can be highlighted:

• Defense and delimitation of assets: The Law provides that the resolution of boundary delimitation procedures of real estate assets of the General State Administration corresponds to the Minister of Finance, upon proposal from the Directorate General of State Heritage, which instructs the file through the Delegations of Economy and Finance. This is relevant when dealing with properties where a cultural use is later projected, as it clarifies their perimeter and ownership.
• Leasing of properties: The heritage regulation establishes that it corresponds to the Minister of Economy and Finance (today Minister of Finance) to agree on leases of real estate assets needed by the General State Administration, as well as their extensions, significant novations, early termination, and changes of occupying body. This includes renting buildings for museums, headquarters of public cultural foundations, or state-owned cultural centers.
• Disposal (sale) of properties: Real estate assets and rights over them of the General State Administration are disposed of by tender, auction, or direct award. The Minister of Finance:
  • Determines, in the agreement to initiate the file, the mode of sale (tender, auction, direct award) proposed by the Directorate General of State Heritage.
  • Can submit proposals to the Council of Ministers when the operation, due to its importance or involving agreements with other administrations, requires Government authorization or approval.
  • Approves specifications and conditions that, according to the Regulation, may include criteria linked to public policies, including the dissemination of cultural values and the generation of public facilities. This allows directing the sale towards projects with a cultural component, even if it is a lucrative operation.
• Domain mutations and transfers between administrations: The heritage regulation assigns to the Minister of Economy and Finance the competence to agree on changes of use of public domain assets of the General State Administration so that they serve purposes of other public administrations. The mutation order sets:
  • The specific public use or purpose of the property (for example, museum, interpretation center, library, cultural center, etc.).
  • The conditions, requirements, deadlines, and causes for termination if the planned cultural purpose is not fulfilled.
  These mutations can operate, in practice, as free use transfers to autonomous communities or local entities for cultural projects, maintaining state ownership but transferring management and use.
• Affectations and disaffectations: Although the initiative usually comes from the sectoral ministry (e.g., Culture), the Directorate General of State Heritage processes and the Minister of Finance approves operations in which a heritage property is affected to a public use or disaffected to become patrimonial and, eventually, disposable. This control is essential when a building changes, for example, from administrative offices to a museum or cultural center.

Relationship with the Ministry of Culture and other actors

The heritage regulations do not reserve an exclusive procedure “for cultural projects,” but treat cultural uses as public service purposes within state policies. In practice:

• The ministry or entity promoting the project (Culture, a city council, an autonomous community, a cultural consortium, etc.) submits the request and justifies the cultural interest.
• The Directorate General of State Heritage evaluates the operation and drafts the proposal.
• The Minister of Finance makes the formal decision (domain mutation, lease, disposal with cultural conditions, authorization of agreement, etc.), which in certain cases is submitted to the Council of Ministers.

Thus, the Minister of Finance acts as guarantor of the unity and rationality of the State's heritage policy, ensuring that the transfer or exploitation of properties for cultural projects is compatible with the protection of public heritage, budgetary restrictions, and the priorities of overall public policies.

The transfer and rehabilitation of a historic building as the headquarters of a national museum in Spain requires properly articulating three regulatory blocks: protection of historical heritage, patrimonial regime and use of the public property, and specific museum regulations, in addition to contracting and general urban planning.

1. Patrimonial regime and transfer of the property

If the building is publicly owned, Law 33/2003, of November 3, on the Heritage of Public Administrations applies, and its development by Royal Decree 1373/2009, which regulate the management, affectation, and transfer of real estate assets of the state public sector.

• Law 33/2003 distinguishes between common use, special exploitation, and private use of public domain assets. Use as a permanent headquarters of a museum, with fixed works, constitutes private use and requires administrative concession when it concerns public domain.
• Use by third parties of administrative properties can be authorized or granted, setting conditions of use, non-interference with other services, and economic consideration or gratuity (articles on authorizations and use concessions).
• The law provides for temporary use authorizations (up to four years, extendable) and the possibility that the Council of Ministers approves transfers to foundations or international organizations without those limitations, as well as general conditions for categories of concessions and authorizations.
• For free transfers of properties between Administrations, Law 33/2003 foresees their formalization by administrative document sufficient for registry inscription, while other operations (complex concessions, swaps, etc.) are generally formalized in public deed.
• The Directorate General of State Heritage drives the files, with mandatory reports from the State Attorney and, in certain cases (disposals or transfers of special relevance), from the General Intervention, technical valuations of the property, and justification of public interest.

In practice, enabling the building as the headquarters of a national museum is articulated through an affectation agreement or internal domain mutation and, if other administrations or entities intervene, through agreement, concession, or free transfer, respecting this framework.

2. Protection of the historic building and rehabilitation works

If the property is a Asset of Cultural Interest (BIC) or part of the Historical Heritage, Law 16/1985, of June 25, on Spanish Historical Heritage applies, developed by Royal Decree 111/1986.

• Any work, intervention, or change of use in a BIC-declared property requires express authorization from the competent heritage administration; even in cases of ruin or force majeure, only strictly necessary demolitions can be carried out, also with authorization.
• Law 16/1985 requires that actions on protected properties be aimed at their conservation, consolidation, and rehabilitation, avoiding reconstructions except when original parts are used and authenticity can be proven; additions must be recognizable and not mimetic.
• Restorations must respect contributions from all periods; removal of elements is only authorized exceptionally, when they represent evident degradation and their removal is necessary for better historical interpretation, leaving documentary evidence of what was removed.
• In addition to heritage authorization, urban licenses and, if applicable, environmental and accessibility permits established by regional and local regulations are required, compatible with cultural protection.

3. Specific regulations for national museums

Law 16/1985 itself includes state museums within Historical Heritage and provides for a Spanish Museum System. This basis is developed, among others, by:

• Royal Decree 1305/2009, of July 31, establishing the Network of Museums of Spain, which sets quality criteria, purposes, and organization of the Network, integrated by national museums and other public and private contracted museums.
• Regulations such as Order ECD/868/2015, which regulate public visits to state-owned museums and establish public service parameters, schedules, free admissions, etc.

These texts do not focus on the building architecturally but on the museum institution meeting standards of conservation, documentation, research, universal accessibility, staffing, and public services. The rehabilitation project must provide sufficient spaces and facilities for this.

4. Public contracting and legal risks

Rehabilitation works, museographic equipment, and, if applicable, the operation of associated services (cafeteria, shop, etc.) are contracted according to public sector contracting legislation, to which the heritage regulations expressly refer when the occupation of public domain is accessory to a contract.

Among the main legal risks to monitor are:

• Defects in the classification of the asset (public domain/patrimonial, BIC/non-BIC) affecting competence or the procedure followed.
• Lack of heritage or urban authorizations, which may lead to work stoppages and sanctions.
• Transfers or concessions without sufficient justification of public interest, without mandatory reports, or without complying with formal rules (deed/administrative document, registry inscription).
• Inadequacy of the project to museological and accessibility standards, compromising recognition as a national museum or its integration into the Network of Museums of Spain.

Integrating heritage legal services, historical heritage, and museum services from the start is key for the transfer and rehabilitation to comply with this complex framework.