English version. Original in Portuguese
Administrative sanctioning law
Legal regime of liability for administrative violations, including when the sanction is applied by the Judiciary.
30 Sep 2026
Lecture
Intent in administrative improbity: the Federal Supreme Court and the return of general intent
Seminar “Administrative Improbity in a New Scenario: What Changed after the Federal Supreme Court Ruling” (Migalhas) · Lecture
5 Jun 2026
Lecture
Administrative sanctioning law, disciplinary law, and the right to understanding
Lecture at the AGU School · Lecture
12 Mar 2026
Lecture
Negligence-based liability in improbity: abolition by Law 14,230/2021 and unconstitutionality before the Federal Supreme Court
Lecture on Administrative Improbity · Lecture
2026
Book
Administrative Sanctioning Law
11th edition · Thomson Reuters / Revista dos Tribunais
1 Dec 2025
Interview
Administrative Sanctioning Law and AI: Challenges, Guarantees, and Impact on Public Law
YouTube - Medina Osório channel · video
Nov 2025
21 Oct 2025
Interview
Administrative Sanctioning Law
Estado de Minas · text
17 Oct 2025
Lecture
Administrative Offenses and Sanctions in Complementary Law 213/2025 - New paradigms of Administrative Sanctioning Law in the insurance market
10th International Congress on Insurance Law of the IBDS · Panel discussion
30 Sep 2025
Lecture
Unlawful evidence, independent source, and investigative power in sanctioning actions
Petrobras Seminar · Lecture
25 Sep 2025
18 Sep 2025
Lecture
Constitutional principles of administrative sanctioning law
1st Administrative Sanctioning Law Seminar (morning session), with the launch of the collective work 'New Directions of Administrative Sanctioning Law' · Lecture
17 Sep 2025
Academic article
Administrative infractions and sanctions in Complementary Law No. 213/2025: new paradigms of administrative sanctioning law in the insurance market
journal article · Publications of the AGU Graduate School
27 Aug 2025
Lecture
25 years of administrative sanctioning law: announcement of the inaugural lecture
Seminar The Contemporary Landscape of Administrative Improbity · Opening
27 Aug 2025
Lecture
Administrative sanctioning law, improbity, and the right to understanding in the age of AI
Seminar "The contemporary scenario of administrative improbity", inaugurating the work of the Administrative Sanctioning Law Commission of the OAB/RJ · Lecture
22 Aug 2025
Lecture
Administrative sanctioning law and the fundamental right to understand decisions
II Brazilian Congress on Administrative Sanctioning Law (II CBDAS) · Lecture
25 Apr 2025
Academic article
Constitutional principles of disciplinary law in Brazil and their equivalents in the American Convention on Human Rights
journal article · Journal of Administrative Law (FGV)
Mar 2025
17 Mar 2025
Interview
The challenges of Administrative Sanctioning Law
Migalhas · text
Jan 2025
Interview
The change brought by Artificial Intelligence is inevitable
The Legal 500 · text
Dec 2024
15 Nov 2024
Lecture
Grande Stevens case (ECtHR) and its impact on Brazilian justice
II International Congress on Disciplinary Law · Lecture
15 Nov 2024
Lecture
The first monographic work on administrative sanctioning law in Brazil
II International Congress on Disciplinary Law · Lecture
Oct 2024
23 Sep 2024
Lecture
Tax administrative proceedings and fundamental guarantees
GT12 – Administrative Litigation, of the Tax Studies Center (NEF) at FGV Law School SP · Lecture
20 Aug 2024
Lecture
Reform of the Improbity Law and the prohibition of regression
IV Brasília Congress on Administrative Law · Panel discussion
28 Jul 2024
10 Jul 2024
6 Jun 2024
Lecture
Anti-Corruption Compliance
Seminar New Paradigms of Compliance in Brazil · Lecture
2024
Lecture
Constitutional principles of disciplinary law in Brazil
II International Congress on Disciplinary Law · Lecture
4 Dec 2023
Lecture
Ten years of the Anti-Corruption Law: the application of the law and the comparison with competition defense
Seminar 10 Years of the Corporate Anti-Corruption Law (Law 12,846/2013): Reflections and New Paradigms · Opening
4 Dec 2023
Lecture
Strict liability of the legal entity under the Corporate Anti-Corruption Law
Seminar 10 Years of the Corporate Anti-Corruption Law (Law 12,846/2013): Reflections and New Paradigms · Lecture
24 Nov 2023
Lecture
Limitation periods in administrative improbity actions: the main changes brought by Law 14,230/2021
Brazilian Congress on the Administrative Improbity Law · Lecture
17 Aug 2023
Lecture
The role of the CVM as guarantor of the efficient and orderly functioning of the capital markets
Contemporary Administrative Sanctioning Law Seminar · Moderation
17 Aug 2023
Lecture
Accounting inconsistencies and the impacts of the credibility crisis on the capital markets
Contemporary Administrative Sanctioning Law Seminar · Moderation
17 Aug 2023
Seminar
Contemporary Administrative Sanctioning Law Seminar
IIEDE · Rio de Janeiro (RJ)
27 Feb 2023
7 Dec 2022
Lecture
Administrative Non-Prosecution Agreement
4th National Congress on Consensual Law within the Public Prosecution Service · Lecture
29 Nov 2022
Lecture
Law 13,506/2017, agreements, and legal plausibility in sanctioning proceedings
Seminar "Sanctioning Administrative Proceedings at the Central Bank: Five Years of Law 13,506/2017" · Lecture
22 Nov 2022
Lecture
Administrative sanctioning law and the paradigms of the new Improbity Law
1st Bahia Seminar on Administrative Improbity · Lecture
10 Aug 2022
4 Aug 2022
Lecture
Corporate anti-corruption compliance
XIV State Congress of the Public Prosecution Service of Minas Gerais · Lecture
20 Jul 2022
Interview
Fábio Medina Osório in an exclusive interview with Correio Braziliense
Correio Braziliense · text
11 Jul 2022
Lecture
Reflections on Law 8,429/1992 and the constitutional principles of administrative sanctioning law
I Seminar on the Amendments to the Administrative Improbity Law · Lecture
5 Jul 2022
Lecture
Challenges of administrative improbity and Administrative Sanctioning Law
Inaugural lecture of the course on the reform of the Administrative Improbity Law, of the Municipal Attorney General’s Office of Rio de Janeiro · Lecture
5 Jul 2022
Lecture
Challenges of administrative improbity and Administrative Sanctioning Law
Course 'Reform of the Administrative Improbity Law' — Inaugural Lecture · Lecture
29 Jun 2022
Lecture
The constitutional principles of Administrative Sanctioning Law and acts of Administrative Improbity
Seminar Amendments to the Administrative Improbity Law and Constitutional Rights · Panel discussion
29 Jun 2022
23 Jun 2022
Lecture
Administrative sanctioning law, the CVM and retroactivity of the more favorable norm
Debate “Capital Markets and Sanctioning Proceedings at the CVM: Perspectives and Challenges” · Lecture
23 Jun 2022
Lecture
Capital Markets and sanctioning proceedings at the CVM: perspectives and challenges
Debate “Capital Markets and Sanctioning Proceedings at the CVM: Perspectives and Challenges” · Panel discussion
23 Jun 2022
Lecture
Administrative sanctioning law and retroactivity of the more favorable norm at the CVM
Lecture-debate “Capital Markets and Sanctioning Proceedings at the CVM: Perspectives and Challenges” · Panel discussion
2 Jun 2022
Lecture
Retroactivity of Law 14,230/2021 and the sanctioning nature of improbity
Reflections on the 30 years of the Administrative Improbity Law (digital seminar) · Lecture
28 Jan 2022
Lecture
Open typicality and guarantees in the LGPD sanctioning proceeding
Legal Innovation – Data Protection Day · Panel discussion
28 Jan 2022
21 Jan 2022
2 Dec 2021
Lecture
Reflections on the new Administrative Improbity Law
Digital lecture "Reflections on the new Administrative Improbity Law" (Center for Studies and Professional Development of the MP-RS) · Lecture
Dec 2021
Lecture
The reform of the Improbity Law: gross error, sanctioning law and agreements
Webconference Reflections on the New Administrative Improbity Law · Panel discussion
29 Nov 2021
Lecture
New Administrative Improbity Law
EMERJ Permanent Forum on Transparency and Administrative Probity livestream on the new Administrative Improbity Law · Lecture
11 Nov 2021
Lecture
Administrative Sanctions under the LGPD
4th Round of Discussions on Digital Compliance and the General Data Protection Law · Lecture
Oct 2021
24 Jun 2021
Lecture
Administrative sanctioning law in the area of public security
Technical Meeting – Public Security: Challenge in the 21st Century · Lecture
27 May 2021
Lecture
Seminar The Relationship between Criminal Law and Administrative Sanctioning Law (full recording, 7h13)
Seminar on the Relations between Criminal Law and Administrative Sanctioning Law · Opening
27 May 2021
Lecture
Sanctioning administrative proceedings at CADE: leniency program and settlement agreements
Seminar on the Relations between Criminal Law and Administrative Sanctioning Law · Opening
27 May 2021
16 Apr 2021
Lecture
Seminar Administrative Sanctioning Law: New Paradigms (full recording, 9h12)
Seminar Administrative Sanctioning Law: New Paradigms · Opening
16 Apr 2021
Lecture
A new concept of administrative sanction and the new paradigms of sanctioning law
Seminar Administrative Sanctioning Law: New Paradigms · Opening
19 Mar 2021
Lecture
Concessions and privatizations in Latin America
International Seminar on Administrative Law in Honor of Professor Tomás Ramón Fernández · Moderation
19 Mar 2021
Lecture
Concept of Administrative Sanction in Brazilian Law
International Seminar on Administrative Law in Honor of Professor Tomás Ramón Fernández · Lecture
18 Mar 2021
Lecture
Administrative Sanctions, Covid-19 and the Rule of Law
International Seminar on Administrative Law in Honor of Professor Tomás Ramón Fernández · Moderation
18 Mar 2021
3 Mar 2021
Lecture
Bill to reform the Improbity Law: gross error, article 11, and statute of limitations
Estadão debates the new Improbity Law · Panel discussion
2 Feb 2021
Lecture
Liability of public lawyers for intent and gross error
III Administrative Law Congress of Rio Grande do Norte: Administrative Law in Panic · Panel discussion
2021
Academic article
The promotion of the regulatory game and regulatory agencies: control of the discretion of administrative authorities by the Court of Accounts
journal article · Journal of the Court of Accounts of the State of Rio de Janeiro
8 Dec 2020
Lecture
Concept of corruption, international measurement, and atypical wrongs in the oversight of the Administration
4th CONACON - National Congress of External Control Auditors of the Courts of Accounts of Brazil, held together with the 2nd International Seminar of AUD-TCU and ANPR, during the International Anti-Corruption Week · Panel discussion
26 Nov 2020
Lecture
The principle of culpability in Administrative Sanctioning Law
International Seminar on Administrative Sanctioning Law in Comparative Perspective · Moderation
26 Nov 2020
Lecture
Presumption of Innocence in Administrative Sanctioning Law
International Seminar on Administrative Sanctioning Law in Comparative Perspective · Moderation
26 Nov 2020
Lecture
International Seminar on Administrative Sanctioning Law in Comparative Perspective (full recording of the day, 8h28)
International Seminar on Administrative Sanctioning Law in Comparative Perspective · Opening
26 Nov 2020
Lecture
Principles of Legality and Typicality in Administrative Sanctioning Law
International Seminar on Administrative Sanctioning Law in Comparative Perspective · Moderation
26 Nov 2020
Lecture
Principles of Administrative Sanctioning Law in the National Financial System
International Seminar on Administrative Sanctioning Law in Comparative Perspective · Opening
26 Nov 2020
Lecture
Due process and administrative sanctioning law
International Seminar on Administrative Sanctioning Law in Comparative Perspective (Panel I) · Panel discussion
26 Nov 2020
14 Oct 2020
Lecture
Setbacks in the bill to reform the Improbity Law (PL 10,887/2018)
ANDES webinar on the new paradigms of the improbity law and possible legislative changes · Panel discussion
14 Sep 2020
Interview
Administrative Sanctioning Law and fundamental guarantees (European influence)
MOA institutional video response (reply to "Tiago") · video
9 Sep 2020
Lecture
Supervisory agreements in the financial system: confession, evidence, and one-stop shop
Webinar Agreements in Collective Protection and Regulation (debate cycle of the Federal Prosecutor’s Office in São Paulo; 3rd of 9 meetings; morning session) · Panel discussion
4 Sep 2020
Lecture
Concept of administrative sanction
AGU School Webinar, Administrative Sanctioning Law (1st panel: Challenges and Perspectives in Administrative Sanctioning Law) · Panel discussion
13 Aug 2020
Lecture
Legal nature of the civil non-prosecution agreement in improbity
7th Meeting of the Permanent Forum on Transparency and Administrative Probity of EMERJ (webinar Challenges of the Civil Non-Prosecution Agreement in Administrative Improbity) · Panel discussion
5 Aug 2020
Lecture
Webinar National Council of the Public Prosecution Service and Sanctioning Administrative Proceedings
Webinar “National Council of the Public Prosecution Service and Sanctioning Administrative Proceedings” · Moderation
4 Aug 2020
Lecture
Webinar Anti-Corruption Compliance and Administrative Sanctioning Law
Webinar "Anti-Corruption Compliance and Administrative Sanctioning Law" · Moderation
27 Jul 2020
Lecture
Impacts of Covid-19 on administrative law and the supremacy of the public interest
I Digital Congress Covid-19: Legal and Social Repercussions of the Pandemic · Lecture
10 Jul 2020
Lecture
Webinar Administrative Sanctioning Law and the National Financial System
Webinar Administrative Sanctioning Law and the National Financial System · Moderation
10 Jul 2020
Lecture
Webinar Administrative Sanctioning Law and the National Financial System
Webinar Administrative Sanctioning Law and the National Financial System · Moderation
7 Jul 2020
Lecture
Anti-Corruption Law, corporate improbity, and the culpability of the legal entity
Digital debate 'Anti-Corruption Law and administrative liability of legal entities' (meeting of NUDDA-UFPR with Idasan) · Panel discussion
22 Jun 2020
Lecture
Webinar Sanctioning Administrative Proceedings in Times of Covid-19 and Post-Pandemic
Webinar Sanctioning Administrative Proceedings in Times of Covid-19 and Post-Pandemic · Moderation
1 Jun 2020
Lecture
Improbity, gross error and MP 966 in the Covid-19 pandemic
Online broadcast of the São Paulo Lawyers’ Institute (IASP): Administrative Improbity, COVID-19 and the Conduct of the Public Manager · Panel discussion
Jun 2020
May 2020
4 May 2020
Lecture
Concept of administrative sanction and sanctioning legality in the pandemic
Seminar on Administrative Sanctioning Law in Times of Pandemic (first virtual seminar of the IDASAN/ESA-OAB-PR panel week) · Panel discussion
May 2020
17 Apr 2020
10 Apr 2020
Lecture
Aspects of the administration’s sanctioning action in times of crisis
Seminar series Market and Development (webinar) · Lecture
21 Nov 2019
Lecture
Administrative sanction, improbity and corruption in administrative sanctioning law
Symposium Controversial Topics in Administrative Sanctioning Law · Lecture
27 Sep 2019
Lecture
Improbity as a blank sanctioning norm: environmental and urban-planning improbity
4th Meeting of the Permanent Forum on Transparency and Administrative Probity · Panel discussion
Sep 2019
19 Jun 2018
11 Jun 2018
Lecture
Combating improbity: case law, sanctioning nature and criticism of the reform of the law
Reflexões — TV Justiça program, edition 'Combating Improbity in Brazil' · Panel discussion
8 Jun 2018
Lecture
Current issues on alternative methods of dispute resolution in administrative improbity actions
Seminar Alternative Methods of Dispute Resolution in Administrative Improbity · Lecture
22 Nov 2017
Lecture
Legal nature of improbity and requirements for the accusatory action
Seminar 25 Years – Administrative Improbity Law · Lecture
9 Nov 2017
Lecture
New Directions in Contemporary Administrative Law
X Congress of Administrative Law of the State of Rio de Janeiro · Lecture
9 Nov 2017
Lecture
New Directions in Contemporary Administrative Law
X Congress of Administrative Law of the State of Rio de Janeiro · Lecture
9 Aug 2017
Lecture
Improbity Law. Corporate Anti-Corruption Law and Repression of Acts Harmful to the Municipal Treasury
Seminar on Combating Corruption in Municipalities · Lecture
Jun 2017
Press article
What is the reach of the punitive framework of MP 784?
Broadcast Estadão
Mar 2017
Interview
Meeting with the Author – Fábio Medina Osório
TV (Encontro com Autor) · video
13 Mar 2017
8 Mar 2017
2 May 2016
Lecture
Political-administrative nature of impeachable offenses, their consequences, typicity and requirements for opening the proceeding
Special Impeachment Committee of the Federal Senate (session of 2 May 2016, with invited jurists) · Lecture
28 Dec 2015
Interview
Medina Osório on Rádio Justiça on 28/12
Rádio Justiça · audio
10 Nov 2015
Interview
Fábio Medina Osório was interviewed by CBN Cuiabá on 10/11
CBN Cuiabá · audio
20 Jul 2015
9 Jul 2015
Interview
Fábio Medina Osório interviewed by Rádio Justiça on 9/7
Rádio Justiça · audio
Apr 2015
27 Nov 2014
Interview
G1: In ES, lawyer says government is to blame for widespread corruption
G1 / Bom Dia ES · video
18 Sep 2014
Lecture
Anti-Corruption Law
54th Technical Lecture of the Distance Learning (EAD) project of the Court of Accounts of Mato Grosso · Lecture
Sep 2014
12 Aug 2014
Lecture
Admission of the improbity action: evidence, just cause and abuse of power
Seminar "Administrative Improbity: Controversial Aspects" · Lecture
21 Jul 2014
Interview
Stalled public works that grow ever more expensive
Correio Braziliense · text
9 Apr 2014
Interview
Listen to a new interview of Fábio Medina Osório for Rádio Justiça
Rádio Justiça · audio
Apr 2014
Press article
The Importance of Punitive Due Process
Tribuna do Advogado (OAB-RJ)
2014
Academic article
Work in Honor of Paulo Neves Carvalho
book chapter · Work in Honor of Paulo Neves Carvalho
Dec 2013
Press article
New Anti-Corruption Law
Zero Hora (Outra Opinião column, inferred from the series pattern)
2 Oct 2013
Lecture
Regulation and Legal Certainty: incoherence and other administrative pathologies
II International Congress on State Law · Lecture
2 Aug 2013
Lecture
Guarantees of those administered at CADE and limits of delegalization in sanctioning law
Seminar Regulatory Due Process at CADE – The New Competition Law in Debate · Panel discussion
2 Aug 2013
Lecture
Punitive due process and the rights of those administered at Cade
Seminar Regulatory Due Process at CADE – The New Competition Law in Debate · Lecture
2 Aug 2013
Seminar
Regulatory Due Process at CADE – The New Competition Defense Law Under Debate
IIEDE · Rio de Janeiro (RJ)
20 Nov 2012
Lecture
Welcome and tribute to Professor Almiro do Couto e Silva
III Seminar on Offenses and Sanctions in Regulated Public Services · Opening
1 Nov 2012
Seminar
III Seminar on Offenses and Sanctions in Regulated Public Services
IIEDE · Brasília (DF)
Nov 2012
Lecture
Chair of the first panel on infractions and sanctions in regulated public services
III Seminar on Offenses and Sanctions in Regulated Public Services · Moderation
May 2012
Lecture
Concept and Typology of Acts of Improbity
Course on Administrative Improbity and Public Agents · Lecture
2012
Book
Capital Markets: Sanctioning Regime
1st edition · Saraiva (EDB series — Brazil Law School / Saraiva Jur imprint)
2012
Academic article
Capital Markets – Sanctioning Regime
book chapter · Capital Markets – Sanctioning Regime
May 2011
Interview
Meeting with the Author - Fábio Medina Osório
TV Justiça · video
25 Mar 2011
Lecture
Administrative improbity — Compact version of the classes
Saber Direito, TV Justiça — course Administrative Improbity, compact version of the classes · Class, short version (Saber Direito)
22 Mar 2011
Lecture
The legal regime of administrative improbity
Saber Direito, TV Justiça — course Administrative Improbity, class 2 · Class (Saber Direito)
Mar 2011
Lecture
Concept of improbity
Saber Direito, TV Justiça — course Administrative Improbity, class 1 · Class (Saber Direito)
Mar 2011
Lecture
Theory of punishment in the scope of administrative improbity
Saber Direito, TV Justiça — course Administrative Improbity, class 4 · Class (Saber Direito)
Mar 2011
Lecture
Theory of typicality in the protection of administrative probity
Saber Direito, TV Justiça — course Administrative Improbity, class 3 · Class (Saber Direito)
Mar 2011
Lecture
Questions from internet users on the Administrative Improbity Law
Saber Direito Answers, TV Justiça — Administrative Improbity · Q&A (Saber Direito Responde)
5 Oct 2010
Seminar
II Seminar on Infractions and Sanctions in Regulated Public Services
IIEDE · Brasília (DF)
30 Jul 2010
Seminar
National Financial System under Debate: Punitive Regulatory Models
IIEDE · Porto Alegre (RS)
3 Jul 2009
Press article
Professional error and liability
Jornal do Comércio
2009
13 May 2008
Seminar
I Seminar on Infractions and Sanctions in Regulated Public Services
IIEDE · Brasília (DF)
2008
Academic article
Administrative Sanctioning Law in the 1988 Constitution
book chapter · Cadernos Adenauer
2007
Book
Sanctioning Law: National Financial System
1st edition · Fórum
2006
Book
Administrative Law: studies in honor of Diogo de Figueiredo Moreira Neto
1st edition · Lumen Juris
2006
Academic article
Administrative Law – Studies in Honor of Diogo de Figueiredo Moreira Neto
book chapter · Administrative Law: Studies in Honor of Diogo de Figueiredo Moreira Neto
2005
Academic article
Administrative Law. Law in Focus
book chapter ·
2003
Academic article
The failure of the duty of administrative probity: a legal reflection within the framework of the General Code of Conduct of Brazilian public agents
thesis · Complutense University of Madrid (Law School, Department of Administrative Law)
2000
Academic article
Administrative sanctioning law and criminal law: what are the limits of the State's ius puniendi in repressing acts of administrative improbity?
journal article · Ibero-American Journal of Criminal Sciences
2000
Academic article
Miguel Reale. Studies in Honor of His 90th Birthday
book chapter · Miguel Reale. Studies in Honor of His 90th Birthday
1999
Academic article
INTERNATIONAL SEMINAR ON ADMINISTRATIVE LAW IN HONOR OF PROFESSOR TOMAS RAMON FERNANDEZ FABIO MEDINA OSÓRIO: THE CONCEPT OF ADMINISTRATIVE SANCTIONS IN BRAZILIAN LAW (ENG)
conference proceedings paper · International Seminar on Administrative Law in Honor of Professor Tomás Ramón Fernández
1999
Academic article
Corruption and mismanagement of the “res publica”: the problem of administrative improbity and its treatment in Brazilian administrative sanctioning law
journal article · Journal of Public Administration
1999
Academic article
Observations regarding the constitutional principle of culpability in administrative sanctioning law
journal article · Journal of the Public Prosecution Service of the State of Bahia
1999
Academic article
Observations regarding the constitutional principle of culpability in administrative sanctioning law
book chapter · Public Law in Times of Crisis
1998
Academic article
The Principle of Administrative Morality and the Duty of Probity of Public Agents and Private Parties
dissertation · Federal University of Rio Grande do Sul (UFRGS), Master's in Public Law
1997
Lecture
Concept of administrative improbity: legality, morality and the subjective element
Seminar on Administrative Improbity · Lecture
1997
Academic article
Observations on the subjects of the act of administrative improbity under Law 8.429/92
journal article · Revista dos Tribunais
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