<ul><li><a href=https://www.slov-lex.sk/pravne-predpisy/SK/ZZ/2004/222/20220101.html target=_blank>Act on Value Added Tax(Zákon o dani z pridanej hodnoty, Act No. 222/2004 Coll., last update on 1 January 2022, § 28)</a></li><li><a href=https://www.slov-lex.sk/pravne-predpisy/SK/ZZ/2011/324/20191123.html target=_blank>Act on Postal Services(Zákon o poštových službách, Act No. 324/2011 Coll., last update on 23 November 2019, § 3)</a></li></ul>