52. Salary , allowance and other terms conditions of service of Presiding Officer.- The salary and allowances payable to, and the other terms and conditions of service including pension, gratuity and other retirement benefits of, the Presiding Officer of a Cyber Appellate Tribunal shall be such as may be prescribed:

Provided that neither the salary and allowances nor the other terms and conditions of service of the Presiding Officers shall be varied to his disadvantage after appointment.