Order of the Federal Tax Service No. MMV-7-8/809@ of December 17, 2018 on Amending the Procedure for Writing Off the Arrears and Indebtedness on Penalties, Fines and Interest Recognised as Hopeless for an Exaction, and the List of Documents Confirming the Circumstances of Recognising the Arrears and Indebtedness on Penalties, Fines and Interest as Hopeless for an Exaction, Approved by Order of the Federal Tax Service No. YaK-7-8/393@ of August 19, 2010 (invalid)