30.—(1) In this Part–
“certificate of fitness” has the meaning given in Article 36(4);
“notice of disrepair” means a notice under Article 19;
“notice of refusal” has the meaning given in Article 36(5);
“notice of unfitness” means a notice under Article 18;
“prescribed dwelling-house” has the meaning given in Article 31.
(2) Paragraph (3) applies where any question arises whether a dwelling-house was constructed before 6th November 1956 or provided by conversion of a building that was constructed before that date.
(3) It shall be assumed that the dwelling-house or building was constructed before that date unless the contrary is shown.
31.—(1) In this Part “prescribed dwelling-house” means a dwelling-house of a class or description prescribed by regulations made under this Article.
(2) In particular, such regulations–
(a)may prescribe a dwelling-house by reference to–
(i)any grant or payment having been made in respect of it under a statutory provision,
(ii)its age, or
(iii)the locality in which it is situated; and
(b)may provide that a dwelling-house is to be a prescribed dwelling-house for such period as may be prescribed.