(1) Subject to such orders as the [Census Commissioner] may issue in this behalf, a census-officer may, within the local area for which he is appointed, leave or cause to be left a schedule at any dwelling-house or with the manager or any officer of any commercial or industrial establishment, for the purpose of its being filled up by the occupiers of such house or of any specified part thereof or by such manager or officer with such particulars as the [Census Commissioner] may direct regarding the inmates of such house or part thereof, or the persons employed under such manager or officer, as the case may be, at the time of the taking of the census.
(2) When such schedule has been so left, the said occupier, manager or officer, as the case may be, shall fill it up or cause it to be filled up to the best of' his knowledge or belief so far as regards the inmates of such house or part thereof or the persons employed under him, as the case may be, at the time aforesaid, and shall sign his name thereto and, when so required, shall deliver the schedule so filled up and signed to the census-officer or to such person as the census-officer may direct.