# SsmActionDefinition


The AWS Systems Manager (SSM) action definition details. 

## Contents


 ** ActionSubType **   <a name="awscostmanagement-Type-budgets_SsmActionDefinition-ActionSubType"></a>
The action subType.   
Type: String  
Valid Values: `STOP_EC2_INSTANCES | STOP_RDS_INSTANCES`   
Required: Yes

 ** InstanceIds **   <a name="awscostmanagement-Type-budgets_SsmActionDefinition-InstanceIds"></a>
The EC2 and RDS instance IDs.   
Type: Array of strings  
Array Members: Minimum number of 1 item. Maximum number of 100 items.  
Length Constraints: Minimum length of 1. Maximum length of 63.  
Pattern: `^i-(\w{8}|\w{17})$|^[a-zA-Z]([\w-]{0,61}\w)?$`   
Required: Yes

 ** Region **   <a name="awscostmanagement-Type-budgets_SsmActionDefinition-Region"></a>
The Region to run the SSM document.   
Type: String  
Length Constraints: Minimum length of 9. Maximum length of 20.  
Pattern: `^\w{2,4}-\w+(-\w+)?-\d$`   
Required: Yes

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/budgets-2016-10-20/SsmActionDefinition) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/budgets-2016-10-20/SsmActionDefinition) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/budgets-2016-10-20/SsmActionDefinition)