# Convert timestamp to UTC

> Supported in: Batch, Faster, Streaming

Converts a timestamp to UTC based on a given time zone.

**Expression categories:** Datetime

## Declared arguments

* **Time zone:** Time zone that the current timestamp is recorded in.<br>*TimeZone*
* **Timestamp:** Timestamp column.<br>*Expression\<Timestamp>*

**Output type:** *Timestamp*

## Examples

### Example 1: Base case

**Argument values:**

* **Time zone:** Europe/London
* **Timestamp:** 2018-10-28T01:01:01Z

**Output:** 2018-10-28T00:01:01Z

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### Example 2: Base case

**Argument values:**

* **Time zone:** Australia/Sydney
* **Timestamp:** 2020-04-28T10:09:00Z

**Output:** 2020-04-28T00:09:00Z

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### Example 3: Base case

**Argument values:**

* **Time zone:** EST
* **Timestamp:** 2020-04-28T10:09:00Z

**Output:** 2020-04-28T15:09:00Z

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### Example 4: Base case

**Argument values:**

* **Time zone:** Europe/London
* **Timestamp:** 2026-03-29T01:01:01Z

**Output:** 2026-03-29T01:01:01Z

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### Example 5: Base case

**Argument values:**

* **Time zone:** UTC
* **Timestamp:** 2020-04-28T10:09:00Z

**Output:** 2020-04-28T10:09:00Z

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### Example 6: Null case

**Argument values:**

* **Time zone:** UTC
* **Timestamp:** *null*

**Output:** *null*

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