# Update financial period

## Update a single financial period

<mark style="color:orange;">`PUT`</mark> `https://ris.rightsline.com/v4/financial-periods/:id`

This endpoint updates a single financial period.

#### Query Parameters

| Name                               | Type   | Description                |
| ---------------------------------- | ------ | -------------------------- |
| <mark style="color:red;">\*</mark> | number | Id of the financial period |

#### Headers

| Name           | Type   | Description             |
| -------------- | ------ | ----------------------- |
| x-api-key      | string | Your company's API key. |
| Authentication | string | Authentication token.   |

#### Request Body

| Name      | Type      | Description                               |
| --------- | --------- | ----------------------------------------- |
| year      | number    | Year of the financial period              |
| period    | number    | Ordinal sequence of the financial period. |
| startDate | Date Time | Start of financial period                 |
| endDate   | Date Time | End of financial period                   |

{% tabs %}
{% tab title="200 Financial period successfully updated." %}

```javascript
{
    "id": 1934,
    "year": 2026,
    "period": 1,
    "startDate": "2026-12-01T08:00:00.000Z",
    "endDate": "2026-12-31T08:00:00.000Z",
    "status": "Open"
}
```

{% endtab %}

{% tab title="404: Not Found Financial Period does not exist" %}

```javascript
{
    "message": "No existing financial period with id: 1931."
}
```

{% endtab %}

{% tab title="400: Bad Request Invalid Financial Period" %}

```javascript
{
    "message": "Please provide a valid end date."
}
{
    "message": "Please provide a valid start date."
}
```

{% endtab %}
{% endtabs %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://api-docs.rightsline.com/financial/financial-periods/update-financial-period.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.