What are the categories according to JAR-66?

The categories according to JAR-66, which stands for Joint Aviation Requirements for the maintenance of Civil Aircraft, include Cat A, B1, B2, and C. These categories specify various levels of certification for aircraft maintenance personnel and indicate the types of work they are qualified to perform.

• Category A refers to basic maintenance tasks and allows personnel to carry out line maintenance and simple routine tasks.

• Category B1 encompasses individuals qualified to perform maintenance on mechanical systems, allowing them to supervise and manage maintenance work.

• Category B2 is for those specializing in avionics, focusing on electrical and electronic systems of aircraft.

• Category C pertains to the completion of maintenance on aircraft, allowing for a higher level of responsibility and often management over a larger scope of maintenance operations.

This classification ensures that maintenance personnel are appropriately trained and qualified for their specific roles in aircraft maintenance, enhancing safety and reliability in the aviation industry.