> ## Documentation Index
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# IB20.burnWithMemo

> Generated B20 reference for burnWithMemo(uint256,bytes32).

## Signature

```solidity theme={null}
function burnWithMemo(uint256 amount, bytes32 memo) external;
```

| Field               | Value                           |
| ------------------- | ------------------------------- |
| Selector            | `0x38f23b0b`                    |
| Canonical signature | `burnWithMemo(uint256,bytes32)` |

## Description

Same as `burn`, plus emits `Memo` immediately after the standard `Transfer` event. A memo of `bytes32(0)` is permitted.

## Parameters

| Parameter | Description             |
| --------- | ----------------------- |
| `amount`  | Amount to burn.         |
| `memo`    | Off-chain memo payload. |

## Access control

`BURN_ROLE` gates self-burn calls.

## Policy interaction

No direct policy interaction.

## Example

```solidity theme={null}
IB20(target).burnWithMemo(amount, memo);
```