Mental Health Services Data Set (MHSDS) v5.0

Agreements naming it

6

In term in September 2026

5

Organisations

6

Files released

698

Files released counts only files released externally by DARS. Access granted in NHS England's own systems, such as its Secure Data Environment, is not included.

How the register describes it

Recorded against the dataset on each agreement, and not always the same from one agreement to the next, so every value found is listed.

Type of data

• Anonymised - ICO Code Compliant
• Identifiable

Sensitivity

• Non-Sensitive
• Sensitive

Frequency of release

• One-Off
• Ongoing
• System Access

Legal basis for provision

• Health and Social Care Act 2012 - s261(5)(d)
• Health and Social Care Act 2012 – s261(2)(a)
• Health and Social Care Act 2012 – s261(7)
• National Health Service Act 2006 - s251 - 'Control of patient information'.

Organisations whose agreements name it (6)

Agreements covering this dataset

Showing all 6 agreements.

Files: files of this dataset released under the agreement, across all its versions.