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

**Description**: Provides read only access to IoT SiteWise.

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

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

## Policy details
<a name="AWSIoTSiteWiseReadOnlyAccess-details"></a>
+ **Type**: AWS managed policy 
+ **Creation time**: December 04, 2018, 20:55 UTC 
+ **Edited time:** February 12, 2026, 18:00 UTC
+ **ARN**: `arn:aws:iam::aws:policy/AWSIoTSiteWiseReadOnlyAccess`

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

**Policy version:** v5 (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="AWSIoTSiteWiseReadOnlyAccess-json"></a>

```
{
  "Version" : "2012-10-17",
  "Statement" : [
    {
      "Effect" : "Allow",
      "Action" : [
        "iotsitewise:BatchGetAssetPropertyAggregates",
        "iotsitewise:BatchGetAssetPropertyValue",
        "iotsitewise:BatchGetAssetPropertyValueHistory",
        "iotsitewise:DescribeAccessPolicy",
        "iotsitewise:DescribeAction",
        "iotsitewise:DescribeAsset",
        "iotsitewise:DescribeAssetCompositeModel",
        "iotsitewise:DescribeAssetModel",
        "iotsitewise:DescribeAssetModelCompositeModel",
        "iotsitewise:DescribeAssetModelInterfaceRelationship",
        "iotsitewise:DescribeAssetProperty",
        "iotsitewise:DescribeBulkImportJob",
        "iotsitewise:DescribeComputationModel",
        "iotsitewise:DescribeComputationModelExecutionSummary",
        "iotsitewise:DescribeDashboard",
        "iotsitewise:DescribeDataset",
        "iotsitewise:DescribeDefaultEncryptionConfiguration",
        "iotsitewise:DescribeExecution",
        "iotsitewise:DescribeGateway",
        "iotsitewise:DescribeGatewayCapabilityConfiguration",
        "iotsitewise:DescribeLoggingOptions",
        "iotsitewise:DescribePortal",
        "iotsitewise:DescribeProject",
        "iotsitewise:DescribeStorageConfiguration",
        "iotsitewise:DescribeTimeSeries",
        "iotsitewise:ExecuteQuery",
        "iotsitewise:GetAssetPropertyAggregates",
        "iotsitewise:GetAssetPropertyValue",
        "iotsitewise:GetAssetPropertyValueHistory",
        "iotsitewise:GetInterpolatedAssetPropertyValues",
        "iotsitewise:ListAccessPolicies",
        "iotsitewise:ListActions",
        "iotsitewise:ListAssetModelCompositeModels",
        "iotsitewise:ListAssetModelProperties",
        "iotsitewise:ListAssetModels",
        "iotsitewise:ListAssetProperties",
        "iotsitewise:ListAssetRelationships",
        "iotsitewise:ListAssets",
        "iotsitewise:ListAssociatedAssets",
        "iotsitewise:ListBulkImportJobs",
        "iotsitewise:ListCompositionRelationships",
        "iotsitewise:ListComputationModelDataBindingUsages",
        "iotsitewise:ListComputationModelResolveToResources",
        "iotsitewise:ListComputationModels",
        "iotsitewise:ListDashboards",
        "iotsitewise:ListDatasets",
        "iotsitewise:ListExecutions",
        "iotsitewise:ListGateways",
        "iotsitewise:ListInterfaceRelationships",
        "iotsitewise:ListPortals",
        "iotsitewise:ListProjectAssets",
        "iotsitewise:ListProjects",
        "iotsitewise:ListTagsForResource",
        "iotsitewise:ListTimeSeries"
      ],
      "Resource" : "*"
    }
  ]
}
```

## Learn more
<a name="AWSIoTSiteWiseReadOnlyAccess-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)