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Welcome to the IOCCO website


IOCCO is responsible for keeping under review the interception of communications and the acquisition and disclosure of communications data by intelligence agencies, police forces and other public authorities. We report to the Prime Minister on a half-yearly basis with respect to the carrying out of the Interception of Communications Commissioner's functions.

The Rt Hon. Sir Anthony May stepped down as Interception of Communications Commissioner on 31st July 2015 and a successor has not yet been appointed. In the interim IOCCO will continue to carry out its audits of public authorities use of interception and communications data powers.


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Latest News

17 September 2015

Joanna Cavan, Head of IOCCO speaks at the iCLIC conference, Southampton University on 17th September on IOCCO's work, the limitations and challenges of oversight and the IP Bill. Click here for slide pack accompanying panel discussion.


4 August 2015

Please click here to see our press release about our investigation into two police forces who have breached the new procedures in the code of practice for acquiring communications data to determine journalistic sources. A web accessible version is available here.


16th July 2015

Today HMIP published their inquiry report into the interception of telephone calls between prisoners and their MPs. Please click here to see our press release. 


16th July 2015

The Commissioner's half-yearly report has been laid in Parliament today by the Prime Minister. Please click here to download a copy of our press release, here for a copy of the report and here for a copy of the Written Ministerial Statement.


11th June 2015
Please see here for our response to the Investigatory Powers Review Report by David Anderson Q.C. which was laid in Parliament by the Prime Minister this morning. A web accessible version is also available here.

1st June 2015
Please see here for our response to today's Guardian article and report by Big Brother Watch.

1st June 2015
Today we have published a circular to all Senior Responsible Officers (SROs) within public authorities who are responsible for the integrity of the communications data acquisition processes. The circular provides guidance in relation to the requirement for independence of Designated Persons (DPs).

29th May 2015
Sir Anthony May has decided to step down as Interception Commissioner at the end of July 2015. Please click here to see his statement.

12th March 2015
The Commissioner's report for the 2014 period will be laid in Parliament at 10:30am today. Please click here to download a copy of our press release, and here for a copy of the report.


4th February 2015
We are pleased to be able to publish our journalist inquiry report today. The Commissioner has issued the following Press Release. A copy of the report can be downloaded here.

31st January 2015
Our journalist inquiry report has now been sent to the Prime Minister. We will be publishing the report in full on our website at 2pm on Wednesday 4th February.

30th January 2015
We have received lots of interest in our journalist inquiry. We will shortly be sending our report to the Prime Minister and are hoping to be able to publish it next week. Please check our twitter feed and website for updates.

1st January 2015
Sir Anthony May resumes his functions as Interception of Communications Commissioner. Read his statement here.

19th November 2014 
Joanna Cavan, Head of IOCCO speaks at the "Post-Snowden Surveillance" debate at Matrix Chambers.

30th October 2014
Joanna Cavan, Head of IOCCO attends the Parliament and Internet Conference. See following link for agenda

30th October 2014
The Rt Hon. Sir Paul Kennedy and Joanna Cavan, Head of IOCCO give evidence to the Intelligence Security Committee's (ISC) Privacy and Security Inquiry.

6th-7th October 2014
Joanna Cavan, Head of IOCCO attends the Wilton Park round table event 'Privacy, security and intelligence in the digital age: a UK perspective.' The event was attended by representatives from government, parliament, intelligence and law enforcement agencies, oversight bodies, civil society, think tanks, academics and industry.


17th September 2014
We are aware of the Press Gazette's 'save our sources' petition and understand the concerns raised about the protection of journalistic sources so as to enable a free press. On 4th September we published a response to the media reporting surrounding Operation Alice. Our publication sought to highlight and explain the law in relation to Part I Chapter 2 of RIPA and to importantly explain how complaints are dealt with. On this latter point Parliament has indicated (see section 65(4) of RIPA) that the Investigatory Powers Tribunal is the appropriate forum for any complaint by a person who is aggrieved by conduct under Part I Chapter 2 and our office may give assistance and / or advice when requested by the Tribunal in line with section 57(3).


8-9th July 2014
Joanna Cavan, Head of IOCCO attends International Intelligence Review Agencies Conference (IIRAC) 2014. A great opportunity to discuss the importance of effective oversight, privacy and transparency with our international counterparts.


19th March 2014
The Interception of Communications Commissioner gave the Opening Address at the International Communications Data and Digital Forensics Conference. In his speech he discussed his role, the inspection regime, and, outlined his intention to conduct an inquiry into whether there might be institutional overuse of communications data powers under RIPA 2000 Part I Chapter II by public authorities. 


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