Luís Montenegro

Following closure of the first tax case, the Public Prosecutor's Office opened a new line of investigation concerning an alleged discrepancy between the house's declared total cost and construction invoices.

State of the evidence

opening of a separate new investigation documented

Legal status — source text

investigation opened in February 2026; no charges or conviction as at 31 August 2026

Attribution

Montenegro is subject to a review; suspicion not established

Montenegro submitted a client list in 2025 while opposing its public disclosure. Following litigation and notices, he published 13 clients in March 2026, and the list was subsequently incorporated into the official platform.

State of the evidence

opposition to publication, appeals, notices and eventual disclosure documented

Legal status — source text

Constitutional Court dismissed an appeal against the disclosure requirement as out of time; legal discussions over declaration obligations still ongoing in 2026

Attribution

personal responsibility for his declarations of interests and appeals; no definitive violation established

The prosecution service examined the tax treatment applied to Montenegro's family residence following reports of a reduced VAT rate and an estimated benefit of approximately 100,000 euros.

State of the evidence

official opening and closure documented

Legal status — source text

Public Prosecutor's Office: case closed without further action on 3 December 2024; tax benefits found legally justified and no evidence of unlawful intervention by Montenegro

Attribution

person subject to the review; no tax fraud established

Spinumviva, a company founded by Montenegro and subsequently owned by his family, continued receiving payments from clients while he was Prime Minister, including Solverde, a casino operator subject to public concessions.

State of the evidence

commercial relationships and political crisis documented; subsequent reviews closed

Legal status — source text

DCIAP: preliminary preventive inquiry (averiguação preventiva) closed without further action on 17 December 2025 for lack of evidence of a crime; related professional regulatory review also closed

Attribution

political responsibility for transparency of his interests; no criminal guilt established

Faced with the Spinumviva controversy, Montenegro submitted his government to a confidence vote, which it lost in March 2025, triggering an early election.

State of the evidence

confidence vote and government collapse documented

Legal status — source text

no judicial proceedings associated with the vote

Attribution

personal political responsibility as Prime Minister