187. An unregistered company is deemed (for the purposes of Article 185) unable to pay its debts if an action or other proceeding has been instituted against any member for any debt or demand due, or claimed to be due, from the company, or from him in his character of member, and—
(a)notice in writing of the institution of the action or proceeding has been served on the company by leaving it at the company’s principal place of business in Northern Ireland (or by delivering it to the secretary, or some director or principal officer of the company, or by otherwise serving it in such manner as the High Court may approve or direct), and
(b)the company has not within 3 weeks from service of the notice paid, secured or compounded for the debt or demand, or procured the action or proceeding to be stayed, or indemnified the defendant to his reasonable satisfaction against the action or proceeding, and against all costs and damages to be incurred by him because of it.