A person is personally responsible for all the relevant debts of a company if at any time—
Where a person is personally responsible under this section for the relevant debts of a company, he is jointly and severally liable in respect of those debts with the company and any other person who, whether under this section or otherwise, is so liable.
For the purposes of this section the relevant debts of a company are—
For the purposes of this section, a person is involved in the management of a company if he is a director of the company or if he is concerned, whether directly or indirectly, or takes part, in the management of the company.
For the purposes of this section a person who, as a person involved in the management of a company, has at any time acted on instructions given (without the leave of the court) by a person whom he knew at that time to be in contravention in relation to the company of section 216 is presumed, unless the contrary is shown, to have been willing at any time thereafter to act on any instructions given by that person.
In this section "company" includes a company which may be wound up under Part V.