# Order Service Charge Calculation Phase

Represents a phase in the process of calculating order totals.
Service charges are applied after the indicated phase.

[Read more about how order totals are calculated.](https://developer.squareup.com/docs/orders-api/how-it-works#how-totals-are-calculated)

## Enumeration

`OrderServiceChargeCalculationPhase`

## Fields

| Name | Description |
|  --- | --- |
| `SUBTOTAL_PHASE` | The service charge is applied after discounts, but before<br>taxes. |
| `TOTAL_PHASE` | The service charge is applied after all discounts and taxes<br>are applied. |
| `APPORTIONED_PERCENTAGE_PHASE` | The service charge is calculated as a compounding adjustment<br>after any discounts, but before amount based apportioned service charges<br>and any tax considerations. |
| `APPORTIONED_AMOUNT_PHASE` | The service charge is calculated as a compounding adjustment<br>after any discounts and percentage based apportioned service charges,<br>but before any tax considerations. |