What does the abbreviation "CoF" stand for in the context of the FDNY?

The abbreviation "CoF" stands for "Certificate of Fitness" in the context of the FDNY. This certification is crucial for individuals who operate specific systems, such as the One-Way Voice Communication System. The Certificate of Fitness demonstrates that the individual has undergone the necessary training and possesses the required knowledge to safely and effectively manage the operation of relevant equipment, ensuring compliance with city regulations and safety protocols. It is an official recognition that an operator is qualified to perform their duties, which is essential in emergency situations where clear and effective communication is vital.