UK Parliament — House of Commons

The committee and any sub-committee shall have power-

The committee and any sub-committee shall have power to send for persons, papers and records, to sit notwithstanding any adjournment of the House, to adjourn from place to place, to report from time to time and to appoint specialist advisers either to supply information which is not readily available or to elucidate matters of complexity within the committee's order of reference.