Data Exchange Resources       

CAIR HL7 Implementation Guides and Test Plans

• CAIR2 HL7 v2.5.1 VXU Implementation Guide (PDF)  – VXU Implementation guide providing a complete and detailed overview of HL7 VXU message requirements for CAIR2.
• CAIR VXU Test Plan (PDF) – Test plan for testing VXUs against CAIR validation.  
• CAIR HL7 V2.5.1 Bi-Directional (QBP/RSP) Implementation Guide (PDF) – QBP/RSP (query/response) Implementation guide providing a complete and detailed overview of HL7 QBP message requirements for CAIR2.
• CAIR Bi-directional Data Exchange (BiDX) Test Plan (PDF) – Self guided test plan for testing query/response functionality. 
• CAIR IIS HL7 ACK Er​ror Guide​ (PDF)​
  

CAIR Reference Documents

• Eligibility and Funding Source Mapping for Electronic Health Records (EHR) Vendors (PDF) – Document detailing the mapping between Vaccine Eligibility and Funding Source. 
• Guide to Ensure Accurate CAIR Reporting for California Vaccine Program Accountability (PDF) – How to Document Necessary Elements: Provider ID, Funding Source Code, Vaccine Eligibility Code, and NDC.  Required reading for VFC providers.
• Letter to Vendors: Update EHR Immunization Fields to Comply with New Requirement (PDF)
• Ensure Your Clinic Submits Quality Data to CAIR – Promotional flyer (PDF)​ describing the benefits of monitoring messages​ and the steps for setting up DX monitoring in your practice.​
  

External Immunization Registry Resources

• CDC HL7 Version 2.5.1: Implementation Guide for Immunization Messaging, Release 1.5 – CDC HL7 VXU/QBP v2.x Standards document. Contains tables that are referenced in the CAIR2 HL7 2.5.1 VXU Implementation Guide.
• CDC Code Sets – One-stop-shop for immunization related code sets (CVX, NDC, MVX, etc.). Highly recommend.
• American Immunization Registry Association – The American Immunization Registry Association (AIRA) exists to support and promote the use of immunization information to ensure healthy communities through the development and implementation of immunization information systems (IIS) as a crucial tool in preventing vaccine-preventable diseases.
• NIST Immunization Test Suite – Test your HL7 VXU messages on the NIST page to help correct any content formatting issues before submitting to CAIR2. This is a general guidance and is not for CAIR specific testing. ​