---
title: "Supplementary Data Service"
account: office-of-national-statistics
slug: supplementary-data-service
---

# Supplementary Data Service

Supplementary data: fetch and post schemas, dataset metadata and unit data, plus survey mappings

- Operations: 21
- Versions: 32 (latest `9a87e51baf13`)
- Source: https://raw.githubusercontent.com/ONSdigital/sds/main/gateway/openapi.yaml
- OpenAPI document: https://skmtc.dev/office-of-national-statistics/apis/supplementary-data-service/revisions/9a87e51baf13?raw

## Operations

21 in total, by tag:

- Other (21)

Every operation, with a link to its markdown: https://skmtc.dev/office-of-national-statistics/apis/supplementary-data-service/llms.txt