What does the term "C of A" refer to in aviation regulations?

• A. Certificate of Authorization
• B. Certificate of Airworthiness
• C. Certificate of Aircraft
• D. Certificate of Approval

Answer: (B)

The term "C of A" refers to the "Certificate of Airworthiness." This certificate is a crucial document in aviation, issued by the national aviation authority, which verifies that an aircraft complies with the required airworthiness standards. It indicates that the aircraft is in a condition for safe operation and meets all necessary regulatory requirements.

For all aircraft to be legally operated, they must hold a valid Certificate of Airworthiness, which ensures that they are safe and reliable for flight activities. This involves thorough inspections and evaluations of the aircraft's systems, structure, and performance to confirm their airworthiness.

The other options suggest different types of certificates that may exist in the aviation field but do not hold the established significance or regulatory context as the Certificate of Airworthiness. These terms are not standard in aviation regulations, which emphasizes the specificity of the C of A as a pivotal document ensuring aviation safety.