Sch THIRD Pt III para 3
The local authority may tender evidence as to the matters aforesaid, notwithstanding that they have not taken any steps with a view to remedying the defects or evils disclosed by the evidence, but before tendering evidence as to sanitation or repair, the authority shall furnish to the tribunal and to the claimant a statement in writing of the respects in which the premises are alleged to be so defective.