---
title: USDStage.InitialLoadRule
framework: usdkit
role: symbol
role_heading: Enumeration
path: usdkit/usdstage-4sfi1/initialloadrule
---

# USDStage.InitialLoadRule

Specifies the rule used when opening a stage to determine if referenced payloads are loaded.

## Declaration

```swift
enum InitialLoadRule
```

## Topics

### Enumeration Cases

- [USDStage.InitialLoadRule.all](usdkit/usdstage-4sfi1/initialloadrule/all.md)
- [USDStage.InitialLoadRule.none](usdkit/usdstage-4sfi1/initialloadrule/none.md)

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Opening a stage

- [open(rootLayer:sessionLayer:options:)](usdkit/usdstage-4sfi1/open(rootlayer:sessionlayer:options:).md)
- [open(_:sessionLayer:options:)](usdkit/usdstage-4sfi1/open(_:sessionlayer:options:).md)
- [open(_:loadingPayloads:)](usdkit/usdstage-4sfi1/open(_:loadingpayloads:).md)
- [USDStage.OpenOptions](usdkit/usdstage-4sfi1/openoptions.md)