The Director-General in charge of police operations, COP John Kudalor, says those arrested are being held in contempt of court and will face prosecution.
The violent encounter with the Police by the LMVCA protesters have left many sustaining various degrees of injuries, including NPP stalwart Gabby Otchere-Darko.
The Police arrested LMVCA head, David Asante and others for flouting guidelines set for them.
The demonstration on Wednesday which was in support of the call for a new voters register ahead of the 2016 election ended abruptly, after the police fired tear gas, water cannon and beat some protesters who tried to go to the Electoral Commission.
The police had cordoned off the premises of the EC as they described the enclave as a security zone.