If the tenant of a dwelling-house let on or subject to a protected or statutory tenancy sublets any part of the dwelling-house on a protected tenancy, then, subject to subsection (2) below, he shall within 14 days after the subletting supply the landlord with a statement in writing of the subletting giving particulars of occupancy, including the rent charged.

Subsection (1) above shall not require the supply of a statement in relation to a subletting of any part of a dwelling-house if the particulars which would be required to be included in the statement as to the rent and other conditions of the subtenancy would be the same as in the last statement supplied in accordance with that subsection with respect to a previous subletting of that part.