(1)This section applies to an immigration decision of a kind referred to in section 82(2)(a) or (b).
(2)An appeal under section 82(1) against an immigration decision may not be brought or continued if the Secretary of State certifies that the decision is or was taken—
(a)by the Secretary of State wholly or partly on the ground that the exclusion or removal from the United Kingdom of the person to whom the decision relates is conducive to the public good, or
(b)in accordance with a direction of the Secretary of State which identifies the person to whom the decision relates and which is given wholly or partly on that ground.
(3)In subsection (2)(a) and (b) a reference to the Secretary of State is to the Secretary of State acting in person.
(4)Subsection (2) does not prevent the bringing of an appeal on either or both of the grounds referred to in section 84(1)(b) and (c).
(5)Subsection (2) does not prevent the bringing of an appeal against an immigration decision of the kind referred to in section 82(2)(a) on the grounds referred to in section 84(1)(g).