If the Secretary of State decides to charge a person under section 40, the Secretary of State must notify the person of his decision.
A notice under subsection (1)(a "charge notice") must—
Where a person on whom a charge notice is served objects to the imposition of the charge on him, he may give a notice of objection to the Secretary of State.
A notice of objection must—
Where the Secretary of State receives a notice of objection to a charge in accordance with this section, he shall—
Where the Secretary of State considers a notice of objection, he shall inform the objector of his decision before the end of—
Any sum payable to the Secretary of State as a charge under section 40 may be recovered by the Secretary of State as a debt due to him.
In proceedings for enforcement of a charge under subsection (7) no question may be raised as to the validity of the charge.
Subsections (12) and (13) of section 35 shall have effect for the purpose of this section as they have effect for the purpose of section 35(1), (7) and (10).