The Radio Telephony Restricted License (RTR) exam is a radio communication skill test for pilots. The exam is conducted by the Ministry of Communication’s Wireless Planning & Coordination (WPC) wing. The exam assesses whether pilots are trained to communicate with Air Traffic Controllers (ATCs). 

The RTR exam has two sections: 

Practical examination (Transmission): Covers transmitting techniques, regulations, and procedures

Viva Exam (Oral): Covers radio principles and practice, regulations, and procedures