# CreateLoadBalancerPolicy
<a name="API_CreateLoadBalancerPolicy"></a>

Creates a policy with the specified attributes for the specified load balancer.

Policies are settings that are saved for your load balancer and that can be applied to the listener or the application server, depending on the policy type.

## Request Parameters
<a name="API_CreateLoadBalancerPolicy_RequestParameters"></a>

 For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

 ** LoadBalancerName **   
The name of the load balancer.  
Type: String  
Required: Yes

 **PolicyAttributes.member.N**   
The policy attributes.  
Type: Array of [PolicyAttribute](API_PolicyAttribute.md) objects  
Required: No

 ** PolicyName **   
The name of the load balancer policy to be created. This name must be unique within the set of policies for this load balancer.  
Type: String  
Required: Yes

 ** PolicyTypeName **   
The name of the base policy type. To get the list of policy types, use [DescribeLoadBalancerPolicyTypes](API_DescribeLoadBalancerPolicyTypes.md).  
Type: String  
Required: Yes

## Errors
<a name="API_CreateLoadBalancerPolicy_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** DuplicatePolicyName **   
A policy with the specified name already exists for this load balancer.  
HTTP Status Code: 400

 ** InvalidConfigurationRequest **   
The requested configuration change is not valid.  
HTTP Status Code: 409

 ** LoadBalancerNotFound **   
The specified load balancer does not exist.  
HTTP Status Code: 400

 ** PolicyTypeNotFound **   
One or more of the specified policy types do not exist.  
HTTP Status Code: 400

 ** TooManyPolicies **   
The quota for the number of policies for this load balancer has been reached.  
HTTP Status Code: 400

## Examples
<a name="API_CreateLoadBalancerPolicy_Examples"></a>

### Enable proxy protocol
<a name="API_CreateLoadBalancerPolicy_Example_1"></a>

This example creates a policy that enables proxy protocol on the specified load balancer.

#### Sample Request
<a name="API_CreateLoadBalancerPolicy_Example_1_Request"></a>

```
https://elasticloadbalancing.amazonaws.com/?Action=CreateLoadBalancerPolicy
&LoadBalancerName=my-loadbalancer
&PolicyName=EnableProxyProtocol
&PolicyTypeName=ProxyProtocolPolicyType
&PolicyAttributes.member.1.AttributeName=ProxyProtocol
&PolicyAttributes.member.1.AttributeValue=true
&Version=2012-06-01
&AUTHPARAMS
```

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

For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon Command Line Interface V2](https://docs.amazonaws.cn/goto/cli2/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for .NET V4](https://docs.amazonaws.cn/goto/DotNetSDKV4/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for C\+\+](https://docs.amazonaws.cn/goto/SdkForCpp/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for Go v2](https://docs.amazonaws.cn/goto/SdkForGoV2/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for JavaScript V3](https://docs.amazonaws.cn/goto/SdkForJavaScriptV3/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for Kotlin](https://docs.amazonaws.cn/goto/SdkForKotlin/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for PHP V3](https://docs.amazonaws.cn/goto/SdkForPHPV3/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for Python](https://docs.amazonaws.cn/goto/boto3/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/elasticloadbalancing-2012-06-01/CreateLoadBalancerPolicy)