# SetSpecialDays

## Description

SetSpecialDays is a request to set a dayId profile for a specific date on a device, other than the standard applicable dayId's. This can be useful to change tariffs and tariff scheduling for specific days such as public holidays. The request is send with the DeviceIdentification number from the desired device, date and dayId.

All requests have similar response behaviour which is described in [ResponseMessages](/gxf/domains/smartmetering/responsemessages.md).

[GetSetSpecialDaysResponse](/gxf/domains/smartmetering/smartmeteringws/configuration/getsetspecialdaysresponse.md) returns the result from setting a Special Day. The response contains the DeviceIdentification and CorrelationUid which is received from the SetSpecialDays request.

## References

XSD: [sm-configuration.xsd](https://github.com/OSGP/open-smart-grid-platform/blob/development/osgp/shared/osgp-ws-smartmetering/src/main/resources/schemas/sm-configuration.xsd)

WSDL: [SmartMeteringConfiguration.wsdl](https://github.com/OSGP/open-smart-grid-platform/blob/development/osgp/shared/osgp-ws-smartmetering/src/main/resources/SmartMeteringConfiguration.wsdl)


---

# 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://grid-exchange-fabric.gitbook.io/gxf/domains/smartmetering/smartmeteringws/configuration/setspecialdays.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.