---
title: "HEAD Calendar in JSON Format"
url: "https://apiportal.six-group.com/apis/sic-clearing-day-calendar-api-v1-ch-v1/versions/0f2fee1c-ce1f-4323-8b82-cfed13b6e3f3/operations/headClearingDayCalendarJson"
---

> Full API specification: https://apiportal.six-group.com/apis/sic-clearing-day-calendar-api-v1-ch-v1/versions/0f2fee1c-ce1f-4323-8b82-cfed13b6e3f3.md

# HEAD Calendar in JSON Format

`HEAD` `/calendar`

Operation ID: `headClearingDayCalendarJson`

Clearing day calendar file in JSON format (only head, no content).

## Query parameters

- `calendarDay` (string, date, optional) - Calendar day (according to ISO 8601) that should be returned by the API call. If not specified all available, future entries are returned.
- `serviceIdentification` (string, optional) - Service identification that should be returned by the API call. If not specified all available services are returned.

## Responses

- `200` - Content can be downloaded with GET method.
- `default` - Unexpected error.

## OpenAPI definition

```yaml
openapi: 3.0.1
info:
  title: Clearing Day Calendar v1
  version: 1.0 (generated 2024-03-27T17:02:01Z)
servers:
  - url: https://api.six-group.com/api/epcd/clearingday/v1
  - url: https://api.p2p.six-group.com/api/epcd/clearingday/v1
  - url: https://api.fip.six-group.com/api/epcd/clearingday/v1
paths:
  /calendar:
    parameters:
      - $ref: "#/components/parameters/query_calendarDay"
      - $ref: "#/components/parameters/query_serviceIdentification"
    head:
      tags:
        - calendar
      summary: HEAD Calendar in JSON Format
      description: Clearing day calendar file in JSON format (only head, no content).
      operationId: headClearingDayCalendarJson
      responses:
        "200":
          description: Content can be downloaded with GET method.
          content: {}
        default:
          description: Unexpected error.
          content: {}
components:
  parameters:
    query_calendarDay:
      name: calendarDay
      in: query
      description: Calendar day (according to ISO 8601) that should be returned by the
        API call. If not specified all available, future entries are returned.
      required: false
      style: form
      explode: true
      schema:
        type: string
        format: date
    query_serviceIdentification:
      name: serviceIdentification
      in: query
      description: Service identification that should be returned by the API call. If
        not specified all available services are returned.
      required: false
      style: form
      explode: true
      schema:
        type: string
```