Section 4 of EMPLOYMENT AND CONDITIONS OF SERVICE) ACT, 1979

establishment to which this Act applies shall, within such period as the appropriate Government may, by notification in the official Gazette, fix in this behalf with respect to establishments generally or with respect to any class of them, make an application to the registering officer, in such form and manner and on payment of such fees as may be prescribed, for the registration of the establishment:

Provided that the registering officer may entertain any such application for registration after the expiry of the period fixed in that behalf, if the registering officer is satisfied that the applicant was prevented by sufficient cause from making the application in time.

1. (2)Within one month after the receipt of an application for registration under sub-section (1), the registering officer shall, --
   1. (a)if the application is complete in all respects, register the establishment and issue to the principal employer of the establishment a certificate of registration in the prescribed form; and
   2. (b)if the application is not so complete, return the application of the principal employer of the establishment.
2. (3)Where within a period of one month after the receipt of an application for registration of an establishment under sub-section (1), the registering officer does not grant under Cl.
   1. (a)of sub-section (2) the certificate of registration applied for and does not return the application under Cl. (b) of that sub-section, the registering officer shall, within fifteen days of the receipt of an application in this behalf, from the principal employer, register the establishment and issue to the principal employer a certificate of registration in the prescribed form. 5 Revocation or registration in certain cases. – If the registering officer is satisfied, either on a reference made to him in this behalf or otherwise, that the registration of any establishment has been obtained by misrepresentation or suppression of any material fact or that for any other reason, the registration has become useless or ineffective and, therefore, requires to be revoked, the registering officer may, after giving an opportunity to the principal employer of the establishment to be heard and with the previous approval of the appropriate Government, revoke by order in writing the registration and communicate the order to the principal employer: Provided that where the registering officer considers it necessary to do so for any special reasons he may, pending such revocation, by order suspend the operation of the certificate of registration for such period as may be specified in the order and serve, by registered post. Such order along with a statement of the reasons on the principal employee and such order shall take effect on the date on which such service is effected.