# AWSIPAMServiceRolePolicy
<a name="AWSIPAMServiceRolePolicy"></a>

**Description**: Allows VPC IP Address Manager to access VPC resources and integrate with AWS Organizations on your behalf.

`AWSIPAMServiceRolePolicy` is an [AWS managed policy](https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_managed-vs-inline.html#aws-managed-policies).

## Using this policy
<a name="AWSIPAMServiceRolePolicy-how-to-use"></a>

This policy is attached to a service-linked role that allows the service to perform actions on your behalf. You cannot attach this policy to your users, groups, or roles.

## Policy details
<a name="AWSIPAMServiceRolePolicy-details"></a>
+ **Type**: Service-linked role policy 
+ **Creation time**: November 30, 2021, 19:08 UTC 
+ **Edited time:** February 12, 2026, 17:59 UTC
+ **ARN**: `arn:aws:iam::aws:policy/aws-service-role/AWSIPAMServiceRolePolicy`

## Policy version
<a name="AWSIPAMServiceRolePolicy-version"></a>

**Policy version:** v11 (default)

The policy's default version is the version that defines the permissions for the policy. When a user or role with the policy makes a request to access an AWS resource, AWS checks the default version of the policy to determine whether to allow the request. 

## JSON policy document
<a name="AWSIPAMServiceRolePolicy-json"></a>

```
{
  "Version" : "2012-10-17",
  "Statement" : [
    {
      "Sid" : "IPAMDiscoveryDescribeActions",
      "Effect" : "Allow",
      "Action" : [
        "ec2:DescribeAccountAttributes",
        "ec2:DescribeAddresses",
        "ec2:DescribeByoipCidrs",
        "ec2:DescribeIpv6Pools",
        "ec2:DescribeNetworkInterfaces",
        "ec2:DescribePublicIpv4Pools",
        "ec2:DescribeSecurityGroups",
        "ec2:DescribeSecurityGroupRules",
        "ec2:DescribeSubnets",
        "ec2:DescribeVpcs",
        "ec2:DescribeVpnConnections",
        "ec2:GetIpamDiscoveredAccounts",
        "ec2:GetIpamDiscoveredPublicAddresses",
        "ec2:GetIpamDiscoveredResourceCidrs",
        "globalaccelerator:ListAccelerators",
        "globalaccelerator:ListByoipCidrs",
        "organizations:DescribeAccount",
        "organizations:DescribeOrganization",
        "organizations:ListAccounts",
        "organizations:ListDelegatedAdministrators",
        "organizations:ListChildren",
        "organizations:ListParents",
        "organizations:DescribeOrganizationalUnit",
        "cloudfront:ListAnycastIpLists",
        "cloudfront:ListDistributionsByAnycastIpListId",
        "cloudfront:ListTagsForResource"
      ],
      "Resource" : "*"
    },
    {
      "Sid" : "CloudWatchMetricsPublishActions",
      "Effect" : "Allow",
      "Action" : "cloudwatch:PutMetricData",
      "Resource" : "*",
      "Condition" : {
        "StringEquals" : {
          "cloudwatch:namespace" : "AWS/IPAM"
        }
      }
    },
    {
      "Sid" : "IPAMAllocationPolicyActions",
      "Effect" : "Allow",
      "Action" : "ec2:AllocateIpamPoolCidr",
      "Resource" : "*"
    },
    {
      "Sid" : "PrefixListResolverWriteActions",
      "Effect" : "Allow",
      "Action" : [
        "ec2:ModifyManagedPrefixList"
      ],
      "Resource" : [
        "*"
      ],
      "Condition" : {
        "Null" : {
          "ec2:Attribute/ExpectedIpamPrefixListResolverTarget" : "false"
        }
      }
    },
    {
      "Sid" : "PrefixListResolverReadActions",
      "Effect" : "Allow",
      "Action" : [
        "ec2:DescribeManagedPrefixLists",
        "ec2:GetManagedPrefixListEntries"
      ],
      "Resource" : [
        "*"
      ]
    }
  ]
}
```

## Learn more
<a name="AWSIPAMServiceRolePolicy-learn-more"></a>
+ [Understand versioning for IAM policies](https://docs.aws.amazon.com//IAM/latest/UserGuide/access_policies_managed-versioning.html)
+ [Get started with AWS managed policies and move toward least-privilege permissions](https://docs.aws.amazon.com//IAM/latest/UserGuide/best-practices.html#bp-use-aws-defined-policies)