Decision

Business software and cloud services

Actions set out by the Competition and Markets Authority (CMA) on business software and cloud services.

• From: Competition and Markets Authority
• Published: 31 March 2026
• Last updated: 16 October 2026
  Show all updates

  1. 16 October 2026

     Update on cloud services published.

  2. 31 March 2026

     First published.

Documents

Update on cloud actions (October 2026)

PDF, 335 KB, 23 pages

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Actions on cloud and business software through the UK digital markets competition regime (March 2026)

PDF, 279 KB, 16 pages

Details

16 October 2026

The update document sets out:

• the steps that Amazon Web Services (AWS) and Microsoft have taken to deliver on the changes they announced in March 2026 to support UK customers’ choice in cloud services
• the CMA’s view that further actions can be taken to improve choice for UK customers 

The CMA published its proposed decision to designate Microsoft with strategic market status (SMS) in relation to its business software ecosystem on 16 October 2026.

31 March 2026

The actions document sets out a package of actions on business software and cloud services.

The CMA launched an investigation into Microsoft’s business software ecosystem on 14 May 2026.