The DGCA (Director General of Civil Aviation) has created two main categories for this
MECHANICAL STREAM B1-Study related to the study and maintenance of aircraft
engines and aircraft structures are commonly referred to as mechanical stream.
Mechanical streams students who successfully pass all the basic knowledge ,module
examination conducted by the CEO(Central Examination Organist ion),DGCA(Director
General of Civil Aviation) meet all the maintenance experience required prescribed by
DGCA in civil aviation requirement-66,they receive an aircraft maintenance engineering license in category B1.1.
AVIONICS STREAM B2-Student in this class stream related to the study and maintenance of aircraft instrument system ,aircraft radio and navigation system and aircraft electrical system are commonly referred to as avionics streams. Avionics stream students who successfully clear all the basic knowledge module exams conducted by CEO,DGCA and meet all maintenance experience requirements prescribed by DGCA in CAR-66,receive an aircraft maintenance engineer licence in CAT-B2.
Categories of licence:
Category A is the licence for the engineer who can maintain, repair and troubleshoot the simple defect of an aircraft.
A1-A1 Licence holder solves the simple defect in airplane with jet engine.
A2- A2 License holder rectifies and repairs the simple in aeroplane with piston engine
A3-A3 charged AME maintain, repair and solve the simple defect in Helicopter with Jet Engine
A4-A4 charged AME maintain, repair and solve the simple defect in Helicopter with Piston Engine
B1.1 – License B1.1 certify the aeroplanes with Jet Engine
B1.2 – License B1.1 certify the aeroplanes with Piston Engine
B1.3 – License B1.1 certify the Helicopter with Jet Engine
B1.4 – License B1.1 certify the Helicopter with Piston Engine