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

**Description**: This policy grants the Fault Injection Simulator Service permission in ECS and other required services to perform FIS actions.

`AWSFaultInjectionSimulatorECSAccess` 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="AWSFaultInjectionSimulatorECSAccess-how-to-use"></a>

You can attach `AWSFaultInjectionSimulatorECSAccess` to your users, groups, and roles.

## Policy details
<a name="AWSFaultInjectionSimulatorECSAccess-details"></a>
+ **Type**: Service role policy 
+ **Creation time**: October 26, 2022, 20:37 UTC 
+ **Edited time:** February 12, 2026, 18:02 UTC
+ **ARN**: `arn:aws:iam::aws:policy/service-role/AWSFaultInjectionSimulatorECSAccess`

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

**Policy version:** v9 (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="AWSFaultInjectionSimulatorECSAccess-json"></a>

```
{
  "Version" : "2012-10-17",
  "Statement" : [
    {
      "Sid" : "Clusters",
      "Effect" : "Allow",
      "Action" : [
        "ecs:DescribeClusters",
        "ecs:ListContainerInstances"
      ],
      "Resource" : [
        "arn:aws:ecs:*:*:cluster/*"
      ]
    },
    {
      "Sid" : "Tasks",
      "Effect" : "Allow",
      "Action" : [
        "ecs:DescribeTasks",
        "ecs:StopTask"
      ],
      "Resource" : [
        "arn:aws:ecs:*:*:task/*/*"
      ]
    },
    {
      "Sid" : "ContainerInstances",
      "Effect" : "Allow",
      "Action" : [
        "ecs:UpdateContainerInstancesState"
      ],
      "Resource" : [
        "arn:aws:ecs:*:*:container-instance/*/*"
      ]
    },
    {
      "Sid" : "ListTasks",
      "Effect" : "Allow",
      "Action" : [
        "ecs:ListTasks"
      ],
      "Resource" : "*"
    },
    {
      "Sid" : "SSMSend",
      "Effect" : "Allow",
      "Action" : "ssm:SendCommand",
      "Resource" : [
        "arn:aws:ssm:*:*:managed-instance/*",
        "arn:aws:ssm:*:*:document/*"
      ]
    },
    {
      "Sid" : "SSMList",
      "Effect" : "Allow",
      "Action" : [
        "ssm:ListCommands",
        "ssm:CancelCommand"
      ],
      "Resource" : "*"
    },
    {
      "Sid" : "TargetResolutionByTags",
      "Effect" : "Allow",
      "Action" : [
        "tag:GetResources"
      ],
      "Resource" : "*"
    },
    {
      "Sid" : "DescribeContainerInstances",
      "Effect" : "Allow",
      "Action" : "ecs:DescribeContainerInstances",
      "Resource" : "arn:aws:ecs:*:*:container-instance/*/*"
    },
    {
      "Sid" : "DescribeInstances",
      "Effect" : "Allow",
      "Action" : "ec2:DescribeInstances",
      "Resource" : "*"
    },
    {
      "Sid" : "DescribeSubnets",
      "Effect" : "Allow",
      "Action" : "ec2:DescribeSubnets",
      "Resource" : "*"
    }
  ]
}
```

## Learn more
<a name="AWSFaultInjectionSimulatorECSAccess-learn-more"></a>
+ [Create a permission set using AWS managed policies in IAM Identity Center](https://docs.aws.amazon.com/singlesignon/latest/userguide/howtocreatepermissionset.html) 
+ [Adding and removing IAM identity permissions](https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_manage-attach-detach.html) 
+ [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)