any tenant of premises in an area to which these Regulations apply shall, as soon as possible and in any case not later than 6 hours after he has knowledge of the residence of or quitting of residence by any person, make a report thereof to the headman of the locality or to a person appointed under regulation 4 in respect of that locality and it shall be presumed, until the contrary is proved, that a tenant had that knowledge not later than 8 a.m. immediately following such residence or quitting of residence; and

when such tenant is about to absent himself from the locality in which he resides for a period exceeding 24 hours, he shall report the fact to the headman of the locality or to the person appointed under regulation 4 in respect of that locality, and shall nominate another person to be, during his absence, the tenant for the purposes of these Regulations.