<ul><li><a href=https://www.riigiteataja.ee/akt/112072014107?leiaKehtiv target=_blank>Postal Act(Postiseadus, RT I 2006 18 142, adopted on 6 April 2006, last amended on 1 January 2022)</a></li><li><a href=https://www.riigiteataja.ee/en/eli/ee/515042021004/consolide/current target=_blank>General Part of the Economic Activities Code Act(Majandustegevuse seadustiku üldosa seadus, RT I 25.03.2011 1, adopted on 23 February 2011, last amended on 1 May 2021, § 20(1))</a></li></ul>