The 1985–86 Divizia B was the 46th season of the second tier of the Romanian football league system.
The format has been maintained to three series, each of them having 18 teams.
CSM Drobeta-Turnu Severin was renamed as AS Drobeta-Turnu Severin.
FC Baia Mare was renamed as FC Maramureș Baia Mare.
IP Aluminiu Slatina was renamed as Sportul Muncitoresc Slatina.