# clb-multiple-az
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Checks if a Classic Load Balancer spans multiple Availability Zones (AZs). The rule is NON\$1COMPLIANT if a Classic Load Balancer spans less than 2 AZs or does not span number of AZs mentioned in the `minAvailabilityZones` parameter (if provided). 



**Identifier:** CLB\$1MULTIPLE\$1AZ

**Resource Types:** AWS::ElasticLoadBalancing::LoadBalancer

**Trigger type:** Configuration changes

**AWS Region:** All supported AWS regions except Asia Pacific (New Zealand), Asia Pacific (Thailand), AWS GovCloud (US-East), AWS GovCloud (US-West), Mexico (Central), Asia Pacific (Taipei) Region

**Parameters:**

minAvailabilityZones (Optional)Type: int  
Desired minimum number of expected AZs. Valid values are between 2 and 10, both inclusive. Default value is 2 if parameter is not specified.

## AWS CloudFormation template
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To create AWS Config managed rules with AWS CloudFormation templates, see [Creating AWS Config Managed Rules With AWS CloudFormation Templates](aws-config-managed-rules-cloudformation-templates.md).