# ControlFilter
<a name="API_ControlFilter"></a>

A structure that defines filtering criteria for the ListControls operation. You can use this filter to narrow down the list of controls based on their implementation details.

## Contents
<a name="API_ControlFilter_Contents"></a>

 ** Implementations **   <a name="controlcatalog-Type-ControlFilter-Implementations"></a>
A filter that narrows the results to controls with specific implementation types or identifiers. This field allows you to find controls that are implemented by specific AWS services or with specific service identifiers.  
Type: [ImplementationFilter](API_ImplementationFilter.md) object  
Required: No

## See Also
<a name="API_ControlFilter_SeeAlso"></a>

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