NECEC files 4th Amendments to the TSAs with Eversource (ER25-254), HQUS (ER25-261), HQUS/Eversource (ER25-257), HQUS/National Grid (ER25-258), National Grid (ER25-255), Unitil (ER25-256) that will fund the construction, operation, and maintenance of the NECEC Project (a new, high-voltage direct current transmission line, capable of delivering 1,200 MW of clean energy from Québec to the New England Control Area) to extend critical milestone dates and to amend the changes to applicable law provisions set forth in the TSAs to account for delays to project development stemming from certain changes in law.  The 4th Amendments include a rate increase (an increase from $9.16/kW-mo. to $13.61/kW-mo. in the first year and an increase from $13.35/kW-mo. to $19.82/kW-mo. in the 20th and final year of the TSAs’ term).