(2)
Where, on receipt of the intimation referred to in sub-rule (4) of rule 18, the registering officer is satisfied that there has occurred a change in the particulars of the establishment, as entered in the register in Form III, he shall amend the said register and record therein the change which has occurred:
Provided that no such amendment shall affect anything done or any action taken or any right, obligation or liability acquired or incurred before such amendment:
Provided further that the registering officer shall not carry out any amendment in the register in Form III unless the appropriate fees have been deposited by the principal employer.