When are you not allowed to sound the horn in a built-up area?

Question

KET Užduotys · Accepted Answer

Correct answer: Always, except when trying to prevent a crash.. Explanation: To keep noise down in built-up areas, the horn may be used only in exceptional cases — when it is needed to prevent a crash. Otherwise, sounding it is not allowed.. KET reference: KET 88: in built-up areas the horn may not be used, except when it is needed to prevent a crash.