Balloons operated at night shall be equipped with all of the following:
an anti-collision light;
a means to provide adequate illumination for all instruments and equipment essential to the safe operation of the balloon;
an independent portable light.
AMC1 BOP.BAS.310 Operating lights
ED Decision 2018/004/R
ANTI-COLLISION LIGHTS AND ILLUMINATION FOR INSTRUMENTS AND EQUIPMENT
An acceptable means of compliance for free manned balloons should be the anti-collision light required for VFR at night approved in accordance with CS-31HB/CS-31GB or with the applicable provisions for hot-air airships.
A means of providing adequate illumination to instruments and equipment essential to the safe operation of the balloon may be an independent portable light.