Certified Respiratory Function Scientist (CRFS Credential)

The Certification Examination for Respiratory Function Scientists (CRFS) was developed to assess the professional knowledge of physiologists performing clinical respiratory function testing and to set a uniform minimum standard of knowledge appropriate to the competent performance of basic respiratory function testing in Australia and New Zealand.

The exam consists of 100 multi-choice questions, to be answered within two hours under exam conditions. The exam is a paper based exam and is held in person, at an approved testing site in Australia or New Zealand.

The CRFS exam covers the following six topics:

• Respiratory System Anatomy
• Respiratory System Physiology
• Respiratory Terminology, Gas Laws And Correction of Gas Volumes
• Instrumentation and Equipment
• Pharmacology and Diagnostic Procedures
• Data Management

* NOTE: Contents of the exam reflect the most up to date ATS/ERS position statements as of January 2021.

Examination Eligibility Criteria

You do not need to be an ANZSRS member to apply for the CRFS certification. Please view the exam eligibility criteria here.

• ANZSRS Members have access to exclusive access to CRFS tutorials, online education and a discount exam fee.
• Non-members will be able to sit the exam, have access to the CRFS Study Guide and Practice Examination paper at a cost of $300AUD ex. GST. Apply for CRFS Certification as Non-Member

CRFS Examination Dates

The exam is held biannually, in April/May and again in October.

2025 Dates

Exam 1:  Friday 2nd May (applications close 6th April)

Exam 2: Friday 31st October (applications close 3rd October)