в полном составе(En banc, in banc, in banco or in bank is a French term (meaning "on a bench") used to refer to the hearing of a legal case where all judges of a court will hear the case (an entire "bench"), rather than a panel of them. wiki Alexander Demidov)
проводить пленарные заседания(e.g.: Periodically, the Court sits in en banc sessions (in which the entire court participates), commonly three to six times each year. Alex_Odeychuk)
