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111 Referral Standard: Final Report

4.3 999 Services Validation

PRSB carried out a validation exercise to confirm that the 999 services could provide the essential information to populate the 111 referral standard. This was done on the basis that the referral must contain a minimum set of information regarding:

  • the person with the concern / issue - the person demographics
  • referral details – where from and to, and urgency
  • presenting complaints
  • chief complaint

The validation compared the 999 data model (used for transferring information from 999 to 111 CAS services for clinical validation) with the 111 referral standard which showed that the essential elements could be populated by the 999 service.

The validation work concluded that the draft 111 referral standard information could be extracted from the 999 services to provide a referral to non-ambulance related destinations and therefore be included in scope of the 111 referral standard.

The BaRS 999 to CAS Data Model for endorsement is shown in Appendix 4.

Page last updated: 06 January 2026