<ul><li><a href=https://www.congresocdmx.gob.mx/media/documentos/674707c7d7b1fd7d269dc81619514990e9551158.pdf target=_blank>Commercial Establishments Law of the Federal District(Ley de establecimientos mercantiles del Distrito Federal, 20 January 2011, last amended on 30 September 2019, Articles 2.XXIII, 31 , 38)</a></li><li><a href=http://www.diputados.gob.mx/LeyesBiblio/ref/lfpc.htm target=_blank>Federal Law on Consumer Protection(Ley Federal de Protección al Consumidor,  24 December 1992, last amended 12 april 2019, Article 1.VIII)</a></li><li><a href=http://www.diputados.gob.mx/LeyesBiblio/ref/ccom.htm target=_blank>Commerce Code(Código de Comercio,  13 December 1889, last amended on 28 March 2018, Title II E-Commerce )</a></li></ul>