Where any associated institution in relation to any employer has given any employee of that employer, by reason of the fact that the employee is in the employment of the employer, or as a benefit or advantage of such employment or as a reward for services rendered or to be rendered by the employee to the employer any benefit or advantage which, if such benefit or advantage had been given to the employee directly by the employer in the circumstances contemplated in paragraph 2, would have constituted a taxable benefit, such benefit or advantage shall for the purposes of this Schedule be deemed to be a taxable benefit granted by the employer to the employee and the cash equivalent of the value of such taxable benefit shall be determined accordingly.