W-79 Supervision of Storage, Handling and Use of Commercial Cryogenic Systems

Certificate Description

A Certificate of Fitness is required to person who delivers and installs cryogenic containers and /or performs maintenance and minor repairs on cryogenic systems.  
This Certificate of Fitness is valid only for the specific person to whom it is issued and can be used anywhere within New York City.  

Cost of Certificate of Fitness 

The cost of a W-79 Certificate of Fitness is $25 dollars and $15 dollars to renew.
Certificate of Fitness Length
Your Certificate of Fitness is good up to three years.

Certificate of Fitness Requirements

You must pass a written exam to get a W-79 Certificate of Fitness. 
All applicants should review the Notice of Exam and Study Materials.


Qualified applicants should review the AIP information.  W-79 Alternative Issuance Procedure Information. (PDF)  

The following documents are also needed 

How to Apply for a Certificate of Fitness

Applicants who need to take the exam must apply in person at:

9 MetroTech Center
Brooklyn, NY 11201

For More Information 

Email: pubcert@fdny.nyc.gov or call 311

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