Aotearoa Immunisation Register (AIR) FHIR Implementation Guide
2.1.0 - release New Zealand

Aotearoa Immunisation Register (AIR) FHIR Implementation Guide - Local Development build (v2.1.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## OperationDefinition: Bulk Update Immunisation Event

Official URL: https://standards.digital.health.nz/fhir/air/OperationDefinition/immunization-bulk-update | Version: 2.1.0
Active as of 2026-07-21 | Computable Name: BulkUpdateImmunisationEvent

This operation performs a bulk insert and/or update of immunisation events.

URL: [base]/Immunization/$bulk-update

### Parameters

Use | Name | Scope | Cardinality | Type | Binding | Documentation
IN | create |  | 0..* | Immunization |  | An Immunization resource to be created.
IN | upsert |  | 0..* | Immunization |  | An Immunization resource to be either updated (if an algorithmic match is found) or inserted (if no match is found) into ImmSOT.
OUT | created |  | 0..* | Immunization |  | The created immunisation event (as an Immunization resource).
OUT | updated |  | 0..* | Immunization |  | The updated immunisation event (as an Immunization resource).
OUT | failure |  | 0..1 | OperationOutcome |  | Error response