Northampton Regional Livestock Centre Company Ltd v Cowling and another  EWCA Civ 651
Joint and several liability for partners even where breach occurred after one partner’s resignation
The duties of partners are set out in the Partnership Act 1890. Section 10 of the Partnership Act sets out the rules for joint and several liability. The firm is liable to the same extent as any partner for any wrongful act or omission of any partner acting in the ordinary course of business of the firm, or with the authority of his co-partners.