---
title: "Retrieve the set of OS NGD API – Tiles conformance classes that are supported by this service."
method: GET
path: "/conformance"
tags: ["Landing Page"]
---

# Retrieve the set of OS NGD API – Tiles conformance classes that are supported by this service.

`GET /conformance`

## Response `200`

The URIs of all conformance classes supported by the server

- GetConformance200Response
  - `conformsTo` string[], required

## Other responses

- `400` — The request was not supported.
- `404` — The requested resource does not exist on the server. For example, a path parameter had an incorrect value.
- `405` — The HTTP method requested is not supported. This endpoint only supports 'GET' requests.
- `406` — A request header value was not supported.
- `500` — A server error occurred.
- `504` — Gateway Timeout.

---

[API](https://skmtc.net/ordnance-survey/apis/ngd-tiles.md) · [All operations](https://skmtc.net/ordnance-survey/apis/ngd-tiles/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/ordnance-survey/ngd-tiles/versions/7f01b91d9389/schema)