EIM11905 - PAYE: meaning of readily convertible assets: money debt
Section 702(1)(b)(i) ITEPA 2003
When an employer assigns rights over a money debt to an employee the employer provides a readily convertible asset and must operate PAYE.
A money debt includes an obligation that may be settled by payment of money. It covers all trade debts, as well as other money debts, such as debentures.