Build and submit a rectification (Lohnausweisersatz) of a closed year: the certificates of the selected persons as the payroll computes them now, to the tax administration only, each naming the certificate it replaces (StandardRemark/Rectificate). originalDate = the date of the faulty certificates, needed unless a rectification of ours carried them; remark is added to field 15

Add MCP server to your AI tool

Allow AI tools and LLMs to interact with the API documentation portal through MCP.

MCP server URL

https://restapi.wyzio.com/mcp

Standard setup for AI tools providing an mcp.json file

mcp.json 
{
  "Wyzio MCP server": {
    "url": "https://restapi.wyzio.com/mcp"
  }
}
Close
POST /api-v1/swissdec/salary-declaration/{calendarYear}/rectification

Headers

  • WEAL-TOKEN Required

    API token (can be retrieved from account settings)

  • TARGET-ORGANIZATION-ID

    ID of organization, for which the operation must be performed

Path parameters

  • calendarYear integer(int32) Required

Query parameters

  • contactId integer(int64) Required
  • language string

    Values are EN, FR, DE, IT, or UNDEFINED.

  • testCase boolean
application/json

Body Required

  • staffIds array[integer(int64)]
  • originalDate string(date)
  • remark string

Responses

  • 200 application/json

    OK

    Hide response attributes Show response attributes object
    • jobKey string
    • declarationId string
    • responseId string
    • requestId string
  • 400

    400 Bad Request

  • 401

    401 Unauthorized

  • 403

    403 Access Denied

  • 404

    404 Not Found

  • 500

    500 Internal Server Error

POST /api-v1/swissdec/salary-declaration/{calendarYear}/rectification 
curl \
 --request POST 'https://wyzio.app/api-v1/swissdec/salary-declaration/{calendarYear}/rectification?contactId=42' \
 --header "Content-Type: application/json" \
 --data '{
  "staffIds": [
    42
  ],
  "originalDate": "2026-05-04",
  "remark": "string"
}'
Request examples 
# Headers

# Payload
{
  "staffIds": [
    42
  ],
  "originalDate": "2026-05-04",
  "remark": "string"
}
Response examples (200) 
{
  "jobKey": "string",
  "declarationId": "string",
  "responseId": "string",
  "requestId": "string"
}