# Access control

The table below outlines the access control permissions for the **pToken** contract, specifying which roles or entities are authorized to execute each function.

| **Access**              | **Role**                            | **Function name**          | **Description**                                                           |
| ----------------------- | ----------------------------------- | -------------------------- | ------------------------------------------------------------------------- |
| Protocol Owner          | \_OWNER\_WITHDRAWER\_PERMISSION     | reduceReservesOwner        | Decreases the amount of funds held in reserves for protocol owner.        |
| Governor (via Timelock) | \_CONFIGURATOR\_PERMISSION          | configureInterestRateModel | set new IRM params                                                        |
| Governor (via Timelock) | \_RESERVE\_WITHDRAWER\_PERMISSION   | sweepToken                 | Withdraws ERC20 tokens from the pToken that are not the underlying asset. |
| Governor (via Timelock) | \_RESERVE\_MANAGER\_PERMISSION      | setReserveFactor           | Adjusts the percentage of interest allocated to reserves.                 |
| Governor (via Timelock) | \_RESERVE\_MANAGER\_PERMISSION      | setProtocolSeizeShare      | set new protocol seize share for liquidation                              |
| Governor (via Timelock) | \_RESERVE\_WITHDRAWER\_PERMISSION   | reduceReservesConfigurator | Decreases the amount of funds held in reserves for governor               |
| Emergency Guardian      | \_EMERGENCY\_WITHDRAWER\_PERMISSION | reduceReservesEmergency    | Decreases the amount of funds held in total reserves for protocol         |


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