> ## 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.

# IB20.unpause

> Generated B20 reference for unpause(PausableFeature[]).

[Related concept](/base-chain/specs/upgrades/beryl/b20/specification/concepts/token-lifecycle)

## Signature

```solidity theme={null}
function unpause(PausableFeature[] calldata features) external;
```

| Field               | Value                        |
| ------------------- | ---------------------------- |
| Selector            | `0xb61b2ebc`                 |
| Canonical signature | `unpause(PausableFeature[])` |

## Description

Unpauses each of `features`. Features not listed are unaffected; duplicates are idempotent.
Emits `Unpaused`.
Dev: Reverts with `AccessControlUnauthorizedAccount` when the caller does not hold `UNPAUSE_ROLE`.
Dev: Reverts with `EmptyFeatureSet` when `features.length == 0`.
Param: features Features to unpause.

## Access control

`UNPAUSE_ROLE` gates this call.

## Policy interaction

No direct policy interaction.

## Example

```solidity theme={null}
IB20(target).unpause(arg0);
```

## Related

* [IB20 reference](/base-chain/specs/upgrades/beryl/b20/specification/reference/interfaces/IB20)
* [Constants & addresses](/base-chain/specs/upgrades/beryl/b20/specification/reference/constants-and-addresses)