Azure naming · Microsoft.ServiceBus/namespaces/topics

sbt Service Bus topic

A publish/subscribe topic inside a Service Bus namespace.

Naming constraints

CAF abbreviationsbt
Resource typeMicrosoft.ServiceBus/namespaces/topics
Length1–260 characters
CaseMixed case
Allowed charactersAlphanumerics, periods, hyphens, underscores, and slashes. Start and end with alphanumeric.
Uniqueness Parent resource
SeparatorHyphen

Source: Microsoft Learn, “Naming rules and restrictions for Azure resources”, checked October 2026. Abbreviation from the Cloud Adoption Framework.

Example & copy-ready

A worked name for workload app, env prod, region weu, instance 001.

Example name
sbt-app-prod-weu-001 Valid
Validation regex for CI checks or pre-commit hooks (.NET and JavaScript) 
^(?=.{1,260}$)[A-Za-z0-9](?:[A-Za-z0-9._/-]*[A-Za-z0-9])?$
Bicep naming expression 
var name = take('sbt-${workload}-${env}-${region}-${instance}', 260)
Terraform local 
locals {
  name = substr(join("-", compact(["sbt", var.workload, var.env, var.region, var.instance])), 0, 260)
}

Azure Policy can't evaluate regular expressions, so a policy can check the sbt prefix but not the full format. Run the regex in your pipeline, or audit existing names on a schedule.

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Uniqueness scope

Unique within its parent resource only, for example a subnet within its virtual network or a database within its server.

Open in the name generator

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