(1) Any employer intending to effect any change in the conditions of service applicable to any worker in respect of any matter specified in the Third Schedule to the Code, shall give notice in Form- IV electronically or by speed post or in person, to such workers likely to be affected by such change and shall also upload such notice on the designated portal, if any, of the industrial establishment.

(2) The notice mentioned in sub-rule (1) shall be displayed conspicuously by the employer on the notice board or on the electronic notice board at the main entrance of the industrial establishment:

 Provided that when there is a registered Trade Union or registered Trade Unions or a negotiating union or negotiating council relating to the concerned industrial establishment, a copy of such notice shall also be served in the manner specified in sub-rule (1) on the secretary of such Trade Union or each of the secretaries of such Trade Unions, or secretary of the negotiating union or constituent of negotiating council, as the case may be.