The MCA vide its notification S.O (E) dated 18.10.2017 have appointed 18.10.2017 as the date on which the section 247 – Valuation by Registered Valuers of the Companies Act, 2013 shall come into force.
The said Notification can be accessed from the following link: MCA Notification 19_S.O(E)_18.10.2017_Commencement Notification S.247