Regardless of what is written in the existing law, if a civil servant who has been permanently appointed in accordance with sub-section (14) of section 7, within sixty days from the date of commencement of this section, applies to add the period of continuous service in the post towards the development made before taking the permanent appointment of the civil service, 100 percent of such service period The period of service will be counted as the current period of service for the purpose of pension or gratuity.