CT Agencies* file a complaint against Eversource, UI and ISO-NE seeking an order (i) finding unjust and unreasonable the continued collection by Eversource and UI of the previously-authorized 50 basis point ROE adder for participation in ISO-NE; (ii) directing a compliance filing terminating the adder; and (iii) directing a refund of any adder-related charges imposed after the refund effective date of this Complaint