(2)Parliament may by law include in or exclude from the Central List of socially and educationally backward classes specified in a notification issued under clause (1) any socially and educationally backward class, but save as aforesaid a notification issued under the said clause shall not be varied by any subsequent notification.][Explanation. [Inserted by Constitution (One Hundred and Fifth Amendment) Act, 2021, dated 18.8.2021.] - For the purposes of clauses (1) and (2), the expression "Central List" means the list of socially and educationally backward classes prepared and maintained by and for the Central Government.