remittitur, motions for additur, motions for new

trials, unless brought by petition served on the adverse party or parties, and motions pursuant to General Statutes § 52-225a for reduction of the verdict due to collateral source payments must be filed with the clerk within ten days after the day the verdict is accepted; provided that for good cause the judicial authority may extend this time. The clerk shall notify the trial judge of such filing. Such motions shall state the specific grounds upon which counsel relies. (P.B. 1978-1997, Sec. 320.)