<ul><li><a href=https://www.traficom.fi/sites/default/files/media/regulation/Itella_Postin_yleispalvelu_paatos_kirje_1644_9210_2011.pdf target=_blank>Regulator's decision designating Posti Ltd as universal service provider of postal services (letters)(Viestintäviraston päätös Itella Posti Oy:n nimeämisestä yleispalveluyritykseksi kirjelähetysten postipalvelun tarjontaan, Viestintävirasto 1644/9210/2011, 29.12.2011)</a></li><li><a href=https://www.traficom.fi/sites/default/files/media/regulation/Paat160628PostiOy788_911_2016.pdf target=_blank>Regulator's decision designating Posti Ltd as universal service provider of postal services (parcels)(Päätös postipakettipalveluiden yleispalvelusta, Viestintävirasto 788/911/2016, 28.06.2016)</a></li><li><a href=https://www.traficom.fi/en/communications/post/provision-postal-services-and-development-postal-markets target=_blank>Finnish Transport and Communications Agency, Provision of postal services and development of postal markets(Information on the provision of postal services and development of postal markets on the regulator's website)</a></li></ul>