4In section 27—
(a)in subsection (1) after the word " may" there shall be inserted the words " with the consent of the Secretary of State ";
(b)in subsection (2) the word " either" and the words from "or from any specified period" to the end of the subsection shall be omitted; and
(c)in subsection (5) after the words " responsible medical officer " and after the words " that officer " there shall be inserted the words " or the Secretary of State ".