[15] Between 2016 and 2019, during his term of office as a deputy of the State Duma of the VII convocation, Belik co-authored 97 legislative initiatives and amendments to draft federal laws.

Belik had been an author of more than 80 draft decisions of the Sevastopol City Council,[4][5] including regulation on public hearings, the concept of preserving the historical buildings in Sevastopol, on the limitation of the number of floors in the historical center of the city, and the prohibition of the use of the communal property for the implementation of the "methadone program."

He also had initiated citywide public hearings, which included "City against drugs"[4][5] in a call against the introduction of the methadone program in Sevastopol.

In the 2012 elections to the Verkhovna Rada, Belik ran from the Russian Bloc party in the 224th constituency of Sevastopol, gaining 27.8% of the votes, and became the second after Pavlo Lebedyev.

He did not participate in the repeated elections in connection with the transfer of Lebedyev to the post of Minister of Defense of Ukraine but supported the oligarch Vadym Novynskyi.

[4][5][16] Since 26 December 2012 he has headed the Coordination Council of Organizations of Russian Compatriots (KSORS) at the Consulate General of Russia in Crimea.

[17] Belik had also been a general producer of the documentary film about Stanislav Chyzh, who was the People's Artist of Crimea, the honorary citizen of Sevastopol, and the creator of the monument to Catherine II.