Competition Act 98 and cartels guidance

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

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:

CMA investigations and prosecutions

Understanding competition law

Business compliance with competition law

  1. Competing fairly in business: at-a-glance guide to competition law

    • Guidance
  2. Competition law checklist: identify where your business is at risk

    • Guidance
  3. How small businesses can comply with competition law: OFT1330

    • Guidance
  4. How your business can achieve compliance with competition law: OFT1341

    • Guidance
  5. Video guides on illegal anti-competitive activities

    • Guidance
  6. Competition law case studies

    • Case study
  7. Competition law risk: a short guide

    • Guidance
  8. Medical practitioners: advice on competition law

    • Guidance
  9. Internal auditors: advice on competition law

    • Guidance
  10. Company secretaries: advice on competition law

    • Guidance
  11. Limiting risk in relation to competitors’ information

    • Guidance
  12. Competition law: dos and don’ts for trade associations

    • Guidance
  13. Business drivers of compliance and non-compliance with competition law: OFT1227

    • Guidance
  14. Competition and consumer laws for business: OFT911

    • Guidance

Leniency in cartel cases

Private litigation

Warning and advisory letters

Company directors

Public sector

Transport sector

Farming sector

Land agreements

Street furniture advertising

Published 31 March 2014