Of the helicopter, which led to the death of people noted in the dbr, the investigators minutely reconstructed the day of the accident and deciphered the black boxes, the officials for the delegation used a helicopter that did not have permission documents for such flights, the commander was not informed about the extremely unfavorable weather conditions near the city of brovary , the crew itself did not have appropriate permits for flights in difficult weather conditions, flew at the maximum at a low altitude, the crew commander saw an obstacle, a highrise building, and began to perform flyby maneuvers, but he rose sharply up, lost orientation in space and during the completion of the maneuver, due to the lack of necessary skills, he allowed a collision with the ground, the head of the Flight Safety service of the same unit, a notification of suspicion under the second part of article 367 of the criminal code of ukraine, official negligence, the sanction of the articles provides for a