Call signs · Question 59 of 63
An aircraft shall not change the type of its radiotelephony call sign during flight, except temporarily …
1 answer is correct. Hard Official question catalogue
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Answer
- C on the instruction of an ATC unit in the interests of safety
Explanation
The type of call sign may not be changed in flight, except temporarily on the instruction of an ATC unit in the interest of safety, for example when two similar call signs could be confused. The pilot's wish is not sufficient.