# HM Land Registry Attach a message API

**Canonical:** https://apis.io/apis/hm-land-registry/hm-land-registry-attach-a-message-api/  
**Provider:** HM Land Registry — https://apis.io/providers/hm-land-registry/  
**Base URL:** https://landregistry.data.gov.uk/landregistry/query  
**Documentation:** http://landregistry.data.gov.uk/qonsole

HM Land Registry Attach a message API is one of 18 APIs that [HM Land Registry](https://apis.io/providers/hm-land-registry/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Attach a message. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

The Attach a message API from HM Land Registry — 1 operation(s) for attach a message.

## Machine-readable artifacts (2)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/hm-land-registry/refs/heads/main/openapi/hm-land-registry-attach-a-message-api-openapi.yml
- **Documentation** — https://landregistry.github.io/bgtechdoc/

## Other HM Land Registry APIs (12)

- [HM Land Registry Open Data SPARQL API](https://apis.io/apis/hm-land-registry/hm-land-registry-open-data-sparql-api/)
- [HM Land Registry Price Paid Data Linked Data API](https://apis.io/apis/hm-land-registry/hm-land-registry-price-paid-linked-data-api/)
- [UK House Price Index Linked Data API](https://apis.io/apis/hm-land-registry/uk-house-price-index-linked-data-api/)
- [HM Land Registry Application information API](https://apis.io/apis/hm-land-registry/hm-land-registry-application-information-api-api/)
- [HM Land Registry Attach a document API](https://apis.io/apis/hm-land-registry/hm-land-registry-attach-a-document-api/)
- [HM Land Registry Datasets API](https://apis.io/apis/hm-land-registry/hm-land-registry-datasets-api/)
- [HM Land Registry Download a document API](https://apis.io/apis/hm-land-registry/hm-land-registry-download-a-document-api-api/)
- [HM Land Registry Draft Titles API](https://apis.io/apis/hm-land-registry/hm-land-registry-draft-titles-api/)
- [HM Land Registry ECD API](https://apis.io/apis/hm-land-registry/hm-land-registry-ecd-api/)
- [HM Land Registry Notifications API](https://apis.io/apis/hm-land-registry/hm-land-registry-notifications-api-api/)
- [HM Land Registry Official Copies API](https://apis.io/apis/hm-land-registry/hm-land-registry-official-copies-api/)
- [HM Land Registry Official Search of Whole with Data API](https://apis.io/apis/hm-land-registry/hm-land-registry-official-search-of-whole-with-data-api/)

## Tags

Attach a message

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/hm-land-registry/hm-land-registry-attach-a-message-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/hm-land-registry/.