CMA: Microsoft business software SMS investigation antitrust case

Competition and Markets Authority · decided May 14, 2026 · Active

The CMA opened a strategic market status investigation into Microsoft's business software ecosystem under the DMCC Act.

The case

1 dated entry

Date	Entry	Type	Source
May 14	Decision: CMA: Microsoft business software SMS investigation	Decision	Link

When	Case	Kind	Status	Filed
Sep 25Telephone Conference Todaynext date	United States v. Visa (debit)Telephone ConferenceActiveAntitrustS.D. N.Y.	Antitrust	Active	Sep 24, 2024
Oct 2Joint proposed final judgment due in 7dnext date	United States v. Google (ad tech)Joint proposed final judgment dueDecidedAntitrustE.D. Va.	Antitrust	Decided	Jan 24, 2023
Sep 16Filed 9d agofiled	Times Publishing Co. v. Microsoft and OpenAIActiveCopyrightS.D. N.Y.	Copyright	Active	Sep 16
Jul 23Filed 64d agofiled	EU Commission: Google DMA finesDecidedAntitrustEuropean CommissionEUR 890 million	Antitrust	Decided	Jul 23
Jul 9Filed 78d agofiled	EU Commission: SAP ERP support commitmentsClosedAntitrustEuropean Commission	Antitrust	Closed	Jul 9
Jun 25Filed 92d agofiled	EU Commission: AWS and Azure DMA cloud investigationActiveAntitrustEuropean Commission	Antitrust	Active	Jun 25
Jun 24Filed 93d agofiled	Richner Communications v. MicrosoftActiveCopyrightS.D. N.Y.	Copyright	Active	Jun 24
Jun 9Filed 4mo agofiled	EU Commission: Meta WhatsApp AI interim measuresActiveAntitrustEuropean Commission	Antitrust	Active	Jun 9

Caption and links

Microsoft's business software ecosystem