You’re opening a new web page going to host nalogiexpert.ru that is not part of UniversitiPTS.
Please double check that the address is correct.
http://nalogiexpert.ru/lgoty/pismo-fns-rossii-ot-09-04-2020-n-bs-4-21-5994-o-rekomenduemyx-punktom-2-postanovleniya-pravitelstva-rossijskoj-federacii-ot-03-04-2020-n-439-merax-podderzhki-kasayushhixsya-nalogooblozheniya-obektov.html