Transport rule limits in Office 365 dedicated/ITAR (vNext)

Summary

Transport rule limits are different for standard Microsoft Office 365 deployments and Office 365 dedicated/ITAR (vNext) deployments.

More Information

Standard Office 365 deployments have the following transport rule limits:
  • Maximum number of transport rules: 300
  • Maximum size of a single transport rule: 8 KB
  • Character limit for all regular expressions that are used in all transport rules: 20 KB
Office 365 dedicated/ITAR (vNext) deployments have the following transport rule limits:
  • Maximum number of transport rules: 5,000
  • Maximum size of a single transport rule: 40 KB
  • Character limit for all regular expressions that are used in all transport rules: 200 KB

Properties

Article ID: 3187071 - Last Review: Aug 22, 2016 - Revision: 1

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