CloudWatchEventsReadOnlyAccess

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Summary

Provides read only access to Amazon CloudWatch Events.

Permissions imported from the AWS Managed Policy Reference Guide; other sections pending editorial review.

Identity

ARN: arn:aws:iam::aws:policy/CloudWatchEventsReadOnlyAccess
Default version: v3
Created: 2016-01-14
Last edited: 2022-12-01
Services: events, pipes, scheduler, schemas

Control-plane actions (41)

By access level: 18 List, 23 Read.

Control-plane actions by service
Service	Granted	Access levels and limits	Granted by
EventBridge	19 of 71	10 List, 9 Read; 0 restricted, 0 conditional	events:DescribeApiDestination, events:DescribeArchive, events:DescribeConnection, events:DescribeEndpoint, events:DescribeEventBus, events:DescribeEventSource, events:DescribeReplay, events:DescribeRule, events:ListApiDestinations, events:ListArchives, events:ListConnections, events:ListEndpoints and 7 more
EventBridge Pipes	3 of 10	1 List, 2 Read; 0 restricted, 0 conditional	pipes:DescribePipe, pipes:ListPipes, pipes:ListTagsForResource
EventBridge Scheduler	5 of 13	2 List, 3 Read; 0 restricted, 0 conditional	scheduler:GetSchedule, scheduler:GetScheduleGroup, scheduler:ListScheduleGroups, scheduler:ListSchedules, scheduler:ListTagsForResource
EventBridge Schemas	14 of 31	5 List, 9 Read; 0 restricted, 0 conditional	schemas:DescribeCodeBinding, schemas:DescribeDiscoverer, schemas:DescribeRegistry, schemas:DescribeSchema, schemas:ExportSchema, schemas:GetCodeBindingSource, schemas:GetDiscoveredSchema, schemas:GetResourcePolicy, schemas:ListDiscoverers, schemas:ListRegistries, schemas:ListSchemaVersions, schemas:ListSchemas and 2 more

EventBridge: 19 actions

events:DescribeApiDestination (Read)
events:DescribeArchive (Read)
events:DescribeConnection (Read)
events:DescribeEndpoint (Read)
events:DescribeEventBus (Read)
events:DescribeEventSource (Read)
events:DescribeReplay (Read)
events:DescribeRule (Read)
events:ListApiDestinations (List)
events:ListArchives (List)
events:ListConnections (List)
events:ListEndpoints (List)
events:ListEventBuses (List)
events:ListEventSources (List)
events:ListReplays (List)
events:ListRuleNamesByTarget (List)
events:ListRules (List)
events:ListTargetsByRule (List)
events:TestEventPattern (Read)

EventBridge Pipes: 3 actions

pipes:DescribePipe (Read)
pipes:ListPipes (List)
pipes:ListTagsForResource (Read)

EventBridge Scheduler: 5 actions

scheduler:GetSchedule (Read)
scheduler:GetScheduleGroup (Read)
scheduler:ListScheduleGroups (List)
scheduler:ListSchedules (List)
scheduler:ListTagsForResource (Read)

EventBridge Schemas: 14 actions

schemas:DescribeCodeBinding (Read)
schemas:DescribeDiscoverer (Read)
schemas:DescribeRegistry (Read)
schemas:DescribeSchema (Read)
schemas:ExportSchema (Read)
schemas:GetCodeBindingSource (Read)
schemas:GetDiscoveredSchema (Read)
schemas:GetResourcePolicy (Read)
schemas:ListDiscoverers (List)
schemas:ListRegistries (List)
schemas:ListSchemaVersions (List)
schemas:ListSchemas (List)
schemas:ListTagsForResource (Read)
schemas:SearchSchemas (List)

Data-plane actions (0)

By access level: none.

This policy grants no actions in this plane.

Excluded and conditional actions

No patterns are excluded by NotAction or Deny statements.

Resource scope and attachment

Resource scope across granted actions: all-resources.

Can be attached: Yes, to users, groups and roles.

Why this tier

Grants only List and Read actions.

Guidance

Pending editorial review. The permission data on this page comes straight from AWS; this section will be filled in once a reviewed guide exists.

Same service

Same domain

Frequently asked questions

Pending editorial review. The permission data on this page comes straight from AWS; this section will be filled in once a reviewed guide exists.

Policy JSON

Download policy.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "events:DescribeRule",
        "events:DescribeEventBus",
        "events:DescribeEventSource",
        "events:ListEventBuses",
        "events:ListEventSources",
        "events:ListRuleNamesByTarget",
        "events:ListRules",
        "events:ListTargetsByRule",
        "events:TestEventPattern",
        "events:DescribeArchive",
        "events:ListArchives",
        "events:DescribeReplay",
        "events:ListReplays",
        "events:DescribeConnection",
        "events:ListConnections",
        "events:DescribeApiDestination",
        "events:ListApiDestinations",
        "events:DescribeEndpoint",
        "events:ListEndpoints",
        "schemas:DescribeCodeBinding",
        "schemas:DescribeDiscoverer",
        "schemas:DescribeRegistry",
        "schemas:DescribeSchema",
        "schemas:ExportSchema",
        "schemas:GetCodeBindingSource",
        "schemas:GetDiscoveredSchema",
        "schemas:GetResourcePolicy",
        "schemas:ListDiscoverers",
        "schemas:ListRegistries",
        "schemas:ListSchemas",
        "schemas:ListSchemaVersions",
        "schemas:ListTagsForResource",
        "schemas:SearchSchemas",
        "scheduler:GetSchedule",
        "scheduler:GetScheduleGroup",
        "scheduler:ListSchedules",
        "scheduler:ListScheduleGroups",
        "scheduler:ListTagsForResource",
        "pipes:DescribePipe",
        "pipes:ListPipes",
        "pipes:ListTagsForResource"
      ],
      "Resource": "*"
    }
  ]
}

Version history

Current version v3, edited by AWS on 2022-12-01. Version history is recorded from 2026-11-11. Earlier versions are in the IAM console under Policy versions.

Attach snippets

AWS CLI

aws iam attach-role-policy --role-name ROLE_NAME --policy-arn arn:aws:iam::aws:policy/CloudWatchEventsReadOnlyAccess
aws iam attach-user-policy --user-name USER_NAME --policy-arn arn:aws:iam::aws:policy/CloudWatchEventsReadOnlyAccess
aws iam attach-group-policy --group-name GROUP_NAME --policy-arn arn:aws:iam::aws:policy/CloudWatchEventsReadOnlyAccess

CloudFormation

Resources:
  ExampleRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument: {}  # replace with your trust policy
      ManagedPolicyArns:
        - arn:aws:iam::aws:policy/CloudWatchEventsReadOnlyAccess

Terraform

resource "aws_iam_role_policy_attachment" "cloudwatcheventsreadonlyaccess" {
  role       = aws_iam_role.example.name
  policy_arn = "arn:aws:iam::aws:policy/CloudWatchEventsReadOnlyAccess"
}

CDK (TypeScript)

role.addManagedPolicy(
  iam.ManagedPolicy.fromAwsManagedPolicyName("CloudWatchEventsReadOnlyAccess"),
);

Sources

Pending editorial review. No editorial sources are listed yet.