27In section 77 (appeals) after subsection (3) insert—
“(4)On an appeal under this Part of this Act or an appeal under section 302 of the Act of 1936 as applied by this section, the court is not entitled to entertain any question as to whether—
(a)a person should be, or should have been, granted leave to enter or remain in the United Kingdom; or
(b)a person has, after the date of the decision being appealed against, been granted leave to enter or remain in the United Kingdom.”