Collection

Competition Act 98 and cartels guidance

The Competition and Markets Authority's guidance on the Competition Act 1998 and cartels.

Published 31 March 2014

• From: Competition and Markets Authority

Some of this guidance was originally published by the Office of Fair Trading (OFT) and has been adopted by the CMA board. Please see individual publication pages for full details.

Also available:

• Competition law compliance: guidance for businesses
• Competing fairly in business: advice for small businesses

CMA investigations and prosecutions

1. Guidance on the CMA’s investigation procedures in Competition Act 1998 cases: CMA8

   • 12 March 2014
   • Guidance

2. Cartel offence prosecution: CMA9

   • 12 March 2014
   • Guidance

3. Approval of redress schemes for competition law infringements

   • 14 August 2015
   • Guidance

4. Memorandum of understanding between the CMA and the Crown Office, Scotland

   • 9 July 2014
   • Corporate report

5. CMA powers of investigation of anti-competitive behaviour: OFT404

   • 1 December 2004
   • Guidance

6. Appropriate CA98 penalty calculation: CMA73

   • 18 April 2018
   • Guidance

7. Government in markets: OFT1113

   • 1 September 2009
   • Guidance

8. The code of practice for victims of crime and supporting public information materials

   • 18 December 2015
   • Statutory guidance

9. Competition disqualification orders: OFT510

   • 4 June 2018
   • Guidance

Application of competition law

1. Agreements and concerted practices: OFT401

   • 1 December 2004
   • Guidance

2. Abuse of a dominant position: OFT402

   • 1 December 2004
   • Guidance

3. Market definition: OFT403

   • 1 December 2004
   • Guidance

4. Competition law application and enforcement: OFT407

   • 1 December 2004
   • Guidance

5. Trade associations and professional/self-regulating bodies and competition law: OFT408

   • 1 December 2004
   • Guidance

6. Assessment of market power: OFT415

   • 1 December 2004
   • Guidance

7. Vertical agreements: OFT419

   • 1 December 2004
   • Guidance

8. Services of general economic interest exclusion: OFT421

   • 1 December 2004
   • Guidance

9. Competition law modernisation: OFT442

   • 1 December 2004
   • Guidance

Cartels and leniency

1. Cartel activity and how to identify it: OFT435

   • 28 April 2014
   • Guidance

2. Competing fairly in business: short guide to competition law

   • 18 November 2015
   • Guidance

3. Information for businesses and individuals: cartels and leniency

   • 27 March 2015
   • Guidance

4. Cartels: come forward and apply for leniency

   • 31 March 2014
   • Guidance

5. Leniency and no-action applications in cartel cases: OFT1495

   • 3 November 2017
   • Guidance

Private litigation

1. Competition law court proceedings: serving documents on the CMA

   • 17 November 2015
   • Guidance

Warning and advisory letters

1. Essential information for businesses: warning and advisory letters

   • 14 January 2016
   • Guidance

2. Competition law warning and advisory letters register

   • 12 February 2018
   • Corporate report

Published 31 March 2014