Opinions and reports

2023 - 2028

Opinion16 April 2024

Opinion No 1/2024 – Complementary investigations of OLAF and the EPPO

Opinion31 May 2023

Opinion No 1/2023 – OLAF's preliminary draft budget for 2024

Annual report31 May 2023

Annual activity report 2022

(all the EU official language versions can be found in the Official Journal of the European Union)

2017 - 2022

Opinion22 November 2022

Opinion No 1/2022 – OLAF's preliminary draft budget for 2023

Annual activity report11 February 2022

Annual activity report 2021

(all the EU official language versions can be found in the Official Journal of the European Union)

Annual activity report14 June 2021

Annual activity report 2020

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion4 February 2021

Opinion No 1/2021 - OLAF’s recommendations not followed by the relevant authorities

Opinion31 May 2021

Opinion No 2/2021 - Working arrangements between OLAF and EPPO

together with the replies from OLAF and EPPO

Opinion21 October 2021

Opinion No 3/2021 - Supervision of OLAF internal investigations: Strategic conclusions and best practices

Opinion18 October 2021

Opinion No 4/2021 - OLAF’s Preliminary Draft Budget for 2022

Opinion17 December 2021

Opinion no 5/2021 - Analysis of OLAF's investigations lasting more than 36 months in 2019

Annual activity report11 August 2020

Annual Activity Report 2019

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion22 April 2020

Opinion No 1/2020 - OLAF's dismissed cases concerning Members of EU Institutions

Opinion30 July 2020

Opinion No 2/2020 - OLAF's preliminary draft budget for 2021

Annual activity report15 July 2019

Annual Activity Report 2018

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion25 June 2019

Opinion No 1/2019 - OLAF's preliminary draft budget for 2020

Annual activity report1 June 2018

Annual Activity Report 2017

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion23 July 2018

Opinion No 1/2018 - OLAF's preliminary draft budget for 2019

Annual activity report23 May 2017

Annual Activity Report 2016

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion26 July 2017

Opinion No 1/2017 - OLAF’s Preliminary Draft Budget for 2018

Opinion29 September 2017

Opinion No 2/2017 - Accompanying the Commission Evaluation report on the application of Regulation (EU) of the European Parliament and of the Council No 883/2013 (Article 19)

(all the EU official language versions can be found in the Official Journal of the European Union)

2011 - 2016

Annual activity report19 April 2016

Annual activity report 2015

Opinion13 December 2016

Opinion No 1/2016 - OLAF's preliminary draft budget for 2017

Opinion20 January 2017

Opinion No 2/2016 - OLAF's Annual Activity Report 2015

Annual activity report27 April 2015

Annual activity report 2014

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion5 May 2015

Opinion No 1/2015 - OLAF’s preliminary draft budget for 2016

Opinion15 December 2015

Opinion No 2/2015 - Legality check and review in OLAF

Opinion17 February 2016

Opinion No 3/2015 - Opinion on the OLAF draft Investigation Policy Priorities (IPPs) for the year 2016

Annual activity report28 March 2014

Annual activity report (February 2013-January 2014)

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion13 February 2014

Opinion No 1/2014 - OLAF's Investigation Policy Priorities

Opinion17 March 2014

Opinion No 2/2014 - Case selection in OLAF

Opinion15 May 2014

Opinion No 3/2014 - OLAF’s preliminary draft budget for 2015

Opinion24 April 2015

Opinion No 4/2014 - Control of the duration of investigations conducted by the European Anti-fraud Office

Opinion1 April 2015

Opinion No 5/2014 - Statistics on the investigative performance of OLAF (part I)

Report1 August 2014

Report No 1/2014 - Safeguarding OLAF's investigative independence

Report17 November 2014

Report No 2/2014 - Implementation by OLAF of the Supervisory Committee's recommendations

Report12 February 2015

Report No 3/2014 - Opening of cases in OLAF in 2012

Annual activity report20 December 2013

Annual activity report (January 2012-January 2013)

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion16 July 2013

Opinion No 1/2013 - OLAF’s Preliminary Draft Budget for 2014

Opinion14 December 2013

Opinion No 2/2013 - Establishing an internal OLAF procedure for complaints

Opinion26 June 2012

Opinion No 1/2012 - OLAF’s Preliminary Draft Budget for 2013

Opinion11 December 2012

Opinion No 2/2012 - Analysis of the case OF/2012/0617

Opinion30 May 2011

Opinion No 1/2011 - Access by OLAF to personnel data held by the Commission

Opinion13 June 2011

Opinion No 2/2011 - Powers of OLAF for the independent conduct of internal investigations within the EU institutions

Opinion14 July 2011

Opinion No 3/2011 - OLAF’s Preliminary Draft Budget for 2012

Opinion20 September 2011

Opinion No 4/2011 - on the Amended proposal for a Regulation of the European Parliament and of the Council amending Regulation (EC) No 1073/1999 concerning investigations conducted OLAF

Opinion17 November 2011

Opinion No 5/2011 - Transmission by OLAF to the institutions of final case reports drawn up following internal investigations closed without follow-up

Annual activity report30 November 2011

Annual activity report (January-November 2011)

(all the EU official language versions can be found in the Official Journal of the European Union)

Annual activity report28 June 2011

Annual activity report (June 2009-December 2010)

(all the EU official language versions can be found in the Official Journal of the European Union)

2005 - 2010

Opinion30 June 2010

Opinion No 1/2010 - OLAF’s Preliminary Draft Budget for 2011

Opinion23 September 2010

Opinion No 2/2010 - delivered in accordance with Article 12.2 of Regulation No 1073/99 of the European Parliament and of the Council concerning investigations conducted by OLAF

Opinion23 September 2010

Opinion No 3/2010 on the Reflection Paper on the Reform of the European Antifraud Office (OLAF)

Opinion12 October 2010

Opinion No 4/2010 - Investigation Planning

Opinion29 November 2010

Opinion No 5/2010 - Respect for fundamental rights and procedural guarantees in investigations by the European Anti-Fraud Office

Annual activity report22 December 2009

Annual activity report (June 2008-May 2009)

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion19 March 2008

Opinion No 1/2009 - OLAF’s Annual Management Plan for 2009

Opinion28 May 2009

Opinion No 2/2009 - OLAF’s Reports of Investigations that have been in progress for more than nine months

Opinion28 May 2009

Opinion No 3/2009 - OLAF’s Preliminary Draft Budget for 2010

Annual activity report1 August 2008

Annual activity report (June 2007-May 2008)

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion28 March 2008

Opinion No 1/2008 - Prima facie Non-Cases

Opinion26 February 2008

Opinion No 2/2008 - OLAF’s Annual Management Plan for 2008

Opinion2 April 2008

Opinion No 3/2008 - OLAF’s Preliminary Draft Budget for 2009

Opinion2 December 2008

Opinion No 5/2008 - OLAF 'de minimis' policy

Annual activity report17 October 2007

Annual activity report (December 2005-May 2007)

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion25 April 2007

Opinion No 1/2007 - OLAF’s Reports of Investigations that have been in progress for more than nine months

Opinion25 April 2007

Opinion No 2/2007 - OLAF’s Preliminary Draft Budget for 2008

Opinion28 April 2006

Opinion No 1/2006 - OLAF’s Preliminary Draft Budget for 2007

Opinion13 October 2006

Opinion No 2/2006 - concerning the reform of the Regulation (EC) No 1073/1999 concerning investigations conducted by the European Anti-Fraud Office (OLAF)

Opinion13 September 2006

Opinion No 3/2006 - Performance indicators for OLAF

1999 - 2005

Opinion22 March 2005

Opinion No 1/2005 on the Commission's staff working document on complementary evaluation of the activities of OLAF

Opinion22 March 2005

Opinion No 2/2005 – OLAF's preliminary draft budget for 2006

Annual activity report22 December 2004

Annual activity report (June 2003-July 2004)

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion1 April 2003

Opinion No 1/2003 – OLAF's preliminary draft budget for 2004

Opinion18 June 2003

Opinion No 2/2003 - Evaluation of the activities of the European Anti-fraud Office (OLAF)

Opinion22 October 2003

Opinion No 3/2003 – Concerning the proposals made by the Institutions to extend the role of the Supervisory Committee

Opinion16 December 2003

Opinion No 4/2003 – On the draft Memorandum of Understanding beetween OLAF and the Commission

Annual activity report18 June 2002

Annual activity report (September 2001-June 2002)

(all the EU official language versions can be found in the Official Journal of the European Union)

Progress report11 October 2001

Progress report (July 2000-September 2001)

(all the EU official language versions can be found in the Official Journal of the European Union)

Progress report25 August 2000

Progress report (July 1999-July 2000)

(all the EU official language versions can be found in the Official Journal of the European Union)

Opinion25 February 2002

Opinion No 1/2002 – Possible intervention by the Commission's legal service on decisions concerning public access to documents relating to OLAF investigations

Opinion12 March 2002

Opinion No 2/2002 – The Green Paper on the criminal-law protection of the Community's financial interests and the establishment of a European public prosecutor

Opinion10 April 2002

Opinion No 3/2002 – OLAF's preliminary draft budget for 2003

Opinion18 January 2001

Opinion No 1/2001 – The relations between the Commission and OLAF and, in particular, the procedures for the recruitment of management staff in the Office