Employers’ general security
24.  Where any employer enters into a contract for the employment within Singapore of a person resident outside Singapore, the Controller may require the employer as a condition precedent to the issue to any such person of an entry permit to furnish a general security in respect of all such charges and expenses, which may be incurred by the Government in respect of the maintenance, repatriation or removal from Singapore of that person or his dependants in the event of his repatriation or removal from Singapore at any time within two years of the date of his entry into Singapore.