> ## Documentation Index
> Fetch the complete documentation index at: https://base-a060aa97-docs-add-b20-spec.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# IPolicyRegistry.policyAdmin

> Generated B20 reference for policyAdmin(uint64).

[Related concept](/base-chain/specs/upgrades/beryl/b20/specification/concepts/policies-and-scopes)

## Signature

```solidity theme={null}
function policyAdmin(uint64 policyId) external view returns (address);
```

| Field               | Value                 |
| ------------------- | --------------------- |
| Selector            | `0x09dd0a47`          |
| Canonical signature | `policyAdmin(uint64)` |

## Description

Returns the current admin of `policyId`, or `address(0)` for built-in sentinels,
renounced policies, unknown IDs, and malformed IDs. Never reverts.
Param: policyId Policy to query.
Return: Current admin, or `address(0)`.

## Access control

Read-only or ERC-20-standard access rules unless the NatSpec states otherwise.

## Policy interaction

This is part of the singleton PolicyRegistry surface used by B20 policy scopes.

## Example

```solidity theme={null}
IPolicyRegistry(target).policyAdmin(arg0);
```

## Related

* [IPolicyRegistry reference](/base-chain/specs/upgrades/beryl/b20/specification/reference/interfaces/IPolicyRegistry)
* [Constants & addresses](/base-chain/specs/upgrades/beryl/b20/specification/reference/constants-and-addresses)