Since the no of employees in the Company is 8 only, no need to obtain prior permission, if any for closing down an industry from any statutory authorities under the Labor Laws.
However, the employer is required u/s 25-F of the Industrial Disputes Act, 1947 to serve one month's notice of retrenchment or has to pay one month salary at the time of retrenchment. In addition he has to pay retrenchment compensation @ 15 days average wages last drawn for every year of service rendered to all those employees who have completed one year of continuous service in the establishment on the date of retrenchment. A copy of such notice shall also be served on the appropriate Govt. Other terminal benefits like gratuity, cash value of EL at credit, proportionate bonus etc., are also payable depending on the application of the respective provisions as applicable to the employees or respective law to the establishment.
For the exact format of the notice, please see your State Industrial Disputes Rules.
From India, Salem