Beacons and warning lights

Code 221. Yellow beacon

Requirements: 1) the use of a yellow beacon on a vehicle must comply with the requirements set out in § 44 of the Traffic Act;

2) a single fixed yellow beacon must be positioned on the vehicle's longitudinal axis or, due to the vehicle's structural features, as close to it as possible, and its light must be visible in every horizontal direction;

3) a single fixed yellow beacon may be replaced by a combination of several yellow beacons, which must be positioned symmetrically in relation to the vehicle's longitudinal axis, or by a beacon panel, which must be positioned above the driver and passenger;

4) on a vehicle longer than 6 m, an additional yellow beacon must be positioned on the longitudinal axis or as close to it as possible, but no further than 1.2 m from the rear wall of the vehicle. The additional beacon may also be installed on a protruding working attachment of a vehicle operating on the road;

5) on a bodyless category L vehicle, the yellow beacon must be positioned at the rear of the vehicle on a telescopic rod or support so that its light is visible in every horizontal direction;

6) the yellow beacon must flash at a frequency of 2 to 4 times per second, and the minimum luminous intensity of the beacon must be 230 cd during daylight and 100 cd in darkness; 7) the yellow beacon must comply with the requirements of UN Regulation No. 65.

See more details: https://www.riigiteataja.ee/aktilisa/1221/0201/9007/MKM_m42_lisa1.pdf