aws-cdk-lib.aws_iam.ManagedPolicyProps

ManagedPolicyProps Struct

Properties for defining an IAM managed policy.

Source

aws-iam/lib/managed-policy.ts

Type last changed

v2.224.0 · 13 Nov 2025

Example

const policyDocument = {
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "FirstStatement",
      "Effect": "Allow",
      "Action": ["iam:ChangePassword"],
      "Resource": ["*"],
    },
    {
      "Sid": "SecondStatement",
      "Effect": "Allow",
      "Action": ["s3:ListAllMyBuckets"],
      "Resource": ["*"],
    },
    {
      "Sid": "ThirdStatement",
      "Effect": "Allow",
      "Action": [
        "s3:List*",
        "s3:Get*",
      ],
      "Resource": [
        "arn:aws:s3:::confidential-data",
        "arn:aws:s3:::confidential-data/*",
      ],
      "Condition": {"Bool": {"aws:MultiFactorAuthPresent": "true"}},
    },
  ],
};

const customPolicyDocument = iam.PolicyDocument.fromJson(policyDocument);

// You can pass this document as an initial document to a ManagedPolicy
// or inline Policy.
const newManagedPolicy = new iam.ManagedPolicy(this, 'MyNewManagedPolicy', {
  document: customPolicyDocument,
});
const newPolicy = new iam.Policy(this, 'MyNewPolicy', {
  document: customPolicyDocument,
});

Properties

descriptionstringdescriptionstrdescriptionStringDescriptionstringDescription*string= empty#

A description of the managed policy.

Typically used to store information about the permissions defined in the policy. For example, "Grants access to production DynamoDB tables." The policy description is immutable. After a value is assigned, it cannot be changed.

documentPolicyDocumentdocumentPolicyDocumentdocumentPolicyDocumentDocumentPolicyDocumentDocumentPolicyDocument= An empty policy.#

Initial PolicyDocument to use for this ManagedPolicy.

If omited, any PolicyStatement provided in the statements property will be applied against the empty default PolicyDocument.

groupsIGroupRef[]groupstyping.List[IGroupRef]groupsList<IGroupRef>GroupsIGroupRef[]Groups*[]IGroupRef= No groups.#

Groups to attach this policy to.

You can also use attachToGroup(group) to attach this policy to a group.

managedPolicyNamestringmanaged_policy_namestrmanagedPolicyNameStringManagedPolicyNamestringManagedPolicyName*string= A name is automatically generate…#

The name of the managed policy.

If you specify multiple policies for an entity, specify unique names. For example, if you specify a list of policies for an IAM role, each policy must have a unique name.

default

Default: A name is automatically generated.

pathstringpathstrpathStringPathstringPath*string= "/"#

The path for the policy.

notes

This parameter allows (through its regex pattern) a string of characters consisting of either a forward slash (/) by itself or a string that must begin and end with forward slashes. In addition, it can contain any ASCII character from the ! (\u0021) through the DEL character (\u007F), including most punctuation characters, digits, and upper and lowercased letters.

For more information about paths, see IAM Identifiers in the IAM User Guide.

rolesIRole[]rolestyping.List[IRole]rolesList<IRole>RolesIRole[]Roles*[]IRole= No roles.#

Roles to attach this policy to.

You can also use attachToRole(role) to attach this policy to a role.

statementsPolicyStatement[]statementstyping.List[PolicyStatement]statementsList<PolicyStatement>StatementsPolicyStatement[]Statements*[]PolicyStatement= No statements.#

Initial set of permissions to add to this policy document.

You can also use addPermission(statement) to add permissions later.

usersIUser[]userstyping.List[IUser]usersList<IUser>UsersIUser[]Users*[]IUser= No users.#

Users to attach this policy to.

You can also use attachToUser(user) to attach this policy to a user.

Used as props by

• ManagedPolicy