“(2A) Sections 3 and 4 of this Act do not apply to a case falling within paragraph (f), (g) or (h) of subsection (2) of this section and, for the purposes of those paragraphs, ‘employee’ and ‘adopting parent’ include a person who would otherwise be excluded from this Act by paragraph (a), (c), (f) or (g) of section 2 (1) of this Act.”.