Dallagnol left the Federal Public Prosecutor's Office (MPF) in November 2021, joined Podemos, and was elected federal deputy in 2022; on May 16, 2023 the Superior Electoral Court (TSE), unanimously, revoked his candidacy registration, finding that his resignation had been a fraud on the Clean Record Law (Ficha Limpa) because disciplinary proceedings were pending; the Chamber of Deputies confirmed the loss of his seat on June 6, 2023. It is an electoral decision. In 2023 he joined Novo and in 2026 ran for the Senate in Paraná, receiving 2,904,594 votes; Justice Floriano de Azevedo Marques rejected the registration (October 3, 2026), Kassio Nunes Marques reversed it (October 4, 2026), and, according to the latest news located (October 8, 2026), the full court had not yet decided. Moro: on May 21, 2024 the Superior Electoral Court (TSE), unanimously, rejected the appeals seeking revocation of his Senate mandate, upholding the decision of the Paraná Regional Electoral Court (TRE-PR).
Evidence
Dallagnol left the MPF in November 2021 (Poder360 dates his departure to November 2, 2021 and the 2026 TSE counts the ineligibility period from November 3, 2021), when he was facing proceedings at the CNMP and had already been sanctioned with a warning and a censure.
News reportSeveral independent sources
Source: Entenda a controvérsia sobre a decisão do TSE que cassou Dallagnol — Poder360, June 6, 2023 · context section · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
Limitations: The sources diverge by one day (November 2 and November 3, 2021).
On May 16, 2023, the TSE decided unanimously, with Benedito Gonçalves as rapporteur, to revoke Dallagnol's candidacy registration (elected federal deputy for Podemos in 2022), finding that he had asked to resign from the MPF to avoid an administrative penalty by the CNMP that would have made him ineligible, in fraud of the Clean Record Law (Lei da Ficha Limpa); the Chamber of Deputies confirmed the loss of his seat on June 6, 2023.
Judicial or administrative decisionSeveral independent sources
Source: TSE cassa mandato de deputado de Deltan Dallagnol — Poder360, May 16, 2023 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
Limitations: The number of votes is not detailed beyond unanimity.
According to Poder360, the rapporteur pointed to 15 proceedings that could have become administrative disciplinary proceedings (PADs) and found that the early resignation defrauded the rule; the TRE-PR had granted the registration on October 19, 2022 because no PAD had been opened; Marlon Reis considered the analysis precise; Marco Aurélio Mello said that fraud is not presumed and that the decision might target protagonists of Lava Jato.
News reportSingle source
Source: Entenda a controvérsia sobre a decisão do TSE que cassou Dallagnol — Poder360, June 6, 2023 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
After the decision, Dallagnol wrote on Twitter that 344,917 voices from Paraná had been silenced by a single stroke of the pen and spoke of 'unprecedented revenge' against law enforcement agents who fought corruption.
StatementSingle source
Excerpt: “a vingança sem precedentes que está em curso no Brasil contra os agentes da lei que ousaram combater a corrupção”
Source: 'Vingança sem precedentes', diz Dallagnol sobre cassação — Poder360, May 17, 2023 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
On June 7, 2023, Dias Toffoli denied Dallagnol's request to suspend the TSE decision, finding no flagrant illegality, abuse of power or absurdity; the sources consulted show no judgment on the merits by the full court.
Judicial or administrative decisionSingle source
Source: Toffoli rejeita recurso de Deltan Dallagnol e mantém cassação — Poder360, June 7, 2023 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
In an interview on October 14, 2023, Dallagnol, newly affiliated with Novo, said that the TSE decision denied his registration but did not make him ineligible and that a candidacy was possible, predicting a new attempt to remove him.
StatementSingle source
Excerpt: “Uma candidatura é possível e é certo que as mesmas pessoas que me cassaram vão tentar me cassar uma segunda vez”
Source: Dallagnol fala sobre filiação ao Novo, mudanças no STF e diz que pode se candidatar — Itatiaia, Oct. 14, 2023 · body of the article · open original ↗
Interview · excerpt examined · accessed on Oct. 24, 2026
Limitations: Date of affiliation not provided in the text of the article.
On September 19, 2026, Justice Floriano de Azevedo Marques suspended, by preliminary injunction, Dallagnol's campaign for the Senate in Paraná (Novo), and on September 21, 2026 the TSE full court upheld the suspension by 5 votes to 2 (André Mendonça and Kassio Nunes Marques dissenting), barring the use of funds and participation in events, radio, TV and debates until the ineligibility is judged.
Judicial or administrative decisionSingle source
Source: Deltan Dallagnol ainda é candidato? Entenda decisão do TSE — Brasil de Fato, Sept. 21, 2026 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
Limitations: Report by Brasil de Fato; TSE decision not opened.
On October 3, 2026, Floriano Marques denied Dallagnol's registration in a single-judge ruling, finding that the 2021 resignation was a maneuver to avoid ineligibility, that the eight-year ineligibility covers 2026 (Jovem Pan does not state the period or the dates) and that no new facts had emerged; he reversed the TRE-PR, which had granted the registration on the grounds that the disciplinary proceedings had been closed.
Judicial or administrative decisionSeveral independent sources
Excerpt: “A inelegibilidade decorreu do comportamento fraudulento do ora requerido em face do risco disciplinar então existente”
Source: TSE nega registro de candidatura a Deltan Dallagnol, que fica impedido de concorrer ao Senado — Jovem Pan (Estadão Conteúdo), Oct. 3, 2026 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
Limitations: Brasil de Fato (October 3, 2026) and Jovem Pan describe the decision; Brasil de Fato presents an inconsistency about the party (Novo/PL).
On October 4, 2026, TSE president Kassio Nunes Marques reversed Floriano Marques's decision in a single-judge ruling, citing the risk of 'serious harm to public order' from an abrupt change on the eve of the vote; the candidacy came to appear as 'granted pending appeal', with votes counted and validity conditional on the full court's judgment.
Judicial or administrative decisionSingle source
Source: TSE reverte decisão contra Deltan Dallagnol ao Senado e votos devem ser processados — Diario de Pernambuco, Oct. 4, 2026 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
Dallagnol (Novo) received 2,904,594 votes (25.14%) for the Senate in Paraná in the first round of October 4, 2026, according to Agência Brasil, which places him in second place; on October 8, 2026, at the defense's request, the TSE postponed the judgment on the validity of the registration, with no new date; the state PT challenged his eligibility.
News reportSingle source
Source: TSE adia julgamento sobre candidatura de Deltan Dallagnol ao Senado — Agência Brasil, Oct. 8, 2026 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
Limitations: Single, unofficial source. Nothing after October 8, 2026 was checked (the search was not repeated); this is the point of greatest risk of obsolescence.
On May 21, 2024, the TSE, unanimously and with Floriano de Azevedo Marques as rapporteur, rejected the appeals of the PL and the Federação Brasil da Esperança and upheld the TRE-PR decision (5 to 2, of April 9, 2024) that had dismissed the actions alleging undeclared campaign funds (caixa 2), abuse of economic power, misuse of media outlets and irregularities in contracts; the rapporteur required 'robust proof', calculated the spending at 17% of the cap and said the conduct was not an ethical model but did not prove excess; Moro kept his Senate seat.
Judicial or administrative decisionSeveral independent sources
Source: TSE livra Sergio Moro e ex-juiz mantém mandato de senador — Poder360, May 21, 2024 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026
Limitations: The report does not say whether there was an appeal to the STF; the TSE page (403) was not opened.
The actions (PL, 0604176-51.2022.6.16.0000, and Federação Brasil da Esperança, 0604298-64.2022.6.16.0000) alleged that Moro declared about R$5.1 million in the official period against a cap of R$4.4 million and sought removal from office and eight years of ineligibility; the Electoral Public Prosecutor's Office gave an opinion in favor of keeping his seat.
AccusationSingle source
Source: TSE retoma julgamento de ação que pode cassar mandato de Moro — Poder360, May 21, 2024 · body of the article · open original ↗
News report · excerpt examined · accessed on Oct. 24, 2026