Section 2012(viii) in The West Bengal Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2011
(viii)In respect of the period prior to 31.03.2008, the sharing of any gain out of such income as mentioned in clauses (i) to (vii) during such period shall not be recovered, if such gain is invested by the licensee or the generating company for its business.
