16. The authority may require the student to provide from time to time such information as they consider necessary for the exercise of their functions under this Part, and if in the case of any student the authority are satisfied that he has wilfully failed to comply with any such requirement or has provided information which he knows to be false in a material particular or has recklessly provided information which is false in a material particular, they may terminate the award or withhold any payments due under it as they see fit.