Various reports suggested that Çetin may have had associations with criminal figures, with claims that he facilitated illegal activities, such as drug trafficking and smuggling, in exchange for bribes.

Reports emerged of a large photo album featuring images of him posing alongside notorious criminal figures, including Galip Öztürk, a fugitive millionaire Turkish businessman.

[5][6] Throughout his time as Gendarmerie commander, Çetin oversaw one of Turkey's largest law enforcement agencies, with jurisdiction over extensive rural and border regions, areas often targeted by criminal groups for smuggling and trafficking.

The allegations have attracted media attention and the potential influence of such groups within Turkish law enforcement, though the full extent of these claims remains unproven.

[5] In 2023, Çetin filed a complaint with the Ankara 3rd Criminal Court of Peace, arguing that the tweets harmed his reputation and violated his personal rights.