Section 7(2)(iii) in Central Electricity Regulatory Commission (Deviation Settlement Mechanism and Related Matters) Regulations, 2014
(iii)No under injection of electricity by a seller shall be permissible when grid frequency is [below 49.85 Hz] [Substituted 'below 49.70 Hz' by Notification No. L-1/132/2013-CERC, dated 20.11.2018 (w.e.f. 6.1.2014).] and no over injection of electricity by a seller shall be permissible when grid frequency is [50.05 Hz and above] [Substituted '50.10 Hz and above' by Notification No. L-1/132/2013-CERC, dated 20.11.2018 (w.e.f. 6.1.2014).].