# FilterExpression


Filters emission values by specific dimension values.

## Contents


**Note**  
In the following list, the required parameters are described first.

 ** Dimensions **   <a name="sustainability-Type-FilterExpression-Dimensions"></a>
Filters emission values by specific dimension values.  
Type: String to array of strings map  
Valid Keys: `USAGE_ACCOUNT_ID | REGION | SERVICE`   
Required: No

## 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/sustainability-2018-05-10/FilterExpression) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/sustainability-2018-05-10/FilterExpression) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/sustainability-2018-05-10/FilterExpression)