# Sandbox.CharacterController.UseCollisionRules

```csharp
bool UseCollisionRules { get; set; }
```

If enabled, determine what to collide with using current project's collision rules for the [Sandbox.GameObject.Tags](/api/Sandbox.GameObject/Tags)
of the containing [Sandbox.GameObject](/api/Sandbox.GameObject).

Declared in [Sandbox.CharacterController](/api/Sandbox.CharacterController).
Assembly: `Sandbox.Engine`.