Regular testing for the CIS is not currently available. Testing will resume on September 1, 2019.
(Please Note: Test results for the CIS Pilot exam will be released on July 31, 2019.)

Certification 3

Content & Composition of the Examination

The CIS exam will test your proficiency in the following areas:

  1. Instrument Cleaning & Decontamination Processes
  2. Instrument Identification
  3. Instrument Inspection, Testing & Assembly
  4. Preparation & Packaging
  5. Sterilization & High-Level Disinfection (HLD)
  6. Human Factors Impacting Instrument Systems

Each of the six knowledge domains listed above is comprised of a series of sub-domains which are explained in further detail in the CIS Exam Content Outline. Further detail on the type and amount of content covered in each section, as well as its weight on the certification exam can also be found in the CRCST Exam Content Outline.

Please click here to see the updated CIS Exam Content Outline.

The exam is computer based and no writing instruments are needed (a written version of the exam is not available.) The current version of the test is comprised of 150 multiple choice questions and you will have 3 hours in which to complete the exam. Questions can be marked for review and answered or changed later in the exam. A 15 minute tutorial describing how to take the exam on the computer precedes the test and is also available online, here. For more information regarding the testing process please see the Certification Testing section.

International Association of
Healthcare Central Service Materiel 
Management (IAHCSMM)

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