Canon 44
The fact that a cleric who demands interest on a debt, if he does not stop, will erupt.
A bishop, presbyter or deacon who demands interest from debtors should either stop doing so or be deposed.
Greek original
Ἐπίσκοπος, ἢ πρεσβύτερος, ἢ διάκονος, τόκους ἀπαιτῶν τοὺς δανειζομένους, ἢ παυσάσθω, ἢ καθαιρείσθω.
Parallel canons
IВс.17Трул.10Лаод.4Карф.516Вас.14Григ.Нисск.6