---
title: "daylightSavingTimeOffset(for:)"
framework: foundation
role: symbol
role_heading: Instance Method
path: "foundation/timezone/daylightsavingtimeoffset(for:)"
---

# daylightSavingTimeOffset(for:)

Returns the daylight saving time offset for a given date.

## Declaration

```swift
func daylightSavingTimeOffset(for date: Date = Date()) -> TimeInterval
```

## Parameters

- `date`: The date to use for the calculation. The default value is the current date.

## See Also

### Working with Daylight Savings

- [isDaylightSavingTime(for:)](foundation/timezone/isdaylightsavingtime(for:).md)
- [nextDaylightSavingTimeTransition](foundation/timezone/nextdaylightsavingtimetransition.md)
- [nextDaylightSavingTimeTransition(after:)](foundation/timezone/nextdaylightsavingtimetransition(after:).md)