7E+WIn the application of section 70 of this Act in relation to a tenancy which has become a protected tenancy by virtue of section 18(1) of the 1974 Act or by virtue of subsections (1) and (3) of section 15 of this Act or a statutory tenancy which is imposed by virtue of paragraph 1 above, the reference in subsection (3) to a failure to comply with any terms of a regulated tenancy or to carrying out an improvement includes a reference to a failure occuring or an improvement carried out before the tenancy became a regulated tenancy or, as the case may be, before the statutory tenancy was imposed.