In the foregoing provisions of this Part of this Act, and in the Sixth Schedule to this Act, except where the context otherwise requires, the following expressions have the meanings hereby assigned to them respectively:—
" the appointed day " means, in the application of this Part of this Act to any locality, the day appointed as respects that locality for the purposes of the provisions reproduced in this Part of this Act;
" dwelling-house " means any premises used as a separate dwelling by members of the working classes or of a type suitable for such use ;
" landlord " means the immediate landlord of an occupier and includes, in relation to an occupier of a dwellinghouse who holds under a contract of employment under which the provision of the house for his occupation forms part of his remuneration, his employer, and " agent" means, in relation to the landlord of a dwelling-house, a person who collects rent in respect thereof on behalf of the landlord or is authorised by him so to do, or, in the case of a dwelling-house occupied by a person who holds as aforesaid, a person who pays remuneration to the occupier on behalf of the employer or is authorised by him so to do;
" room " does not include any room of a type not normally used in the locality either as a living room or as a bedroom ;
" suitable alternative accommodation " means, in relation to the occupier of a dwelling-house, a dwelling-house as to which the following conditions are satisfied, that is to say—
the house must be a house in which the occupier and his family can live without causing it to be overcrowded;
the local authority must certify the house to be suitable to the needs of the occupier and his family as respects security of tenure and proximity to place of work and otherwise and to be suitable in relation to his means ; and
if the house belongs to the local authority, they must certify it to be suitable to the needs of the occupier and his family as respects accommodation and for the purposes of this paragraph they shall treat a house containing two bedrooms as providing accommodation for four persons, and a house containing three bedrooms as providing accommodation for five persons, and a house containing four bedrooms as providing accommodation for seven persons.