he establishment in Italy of non-EU/EFTA tourism businesses is  subject to a reciprocity requirement.
"ART. 4 (Tourism businesses) 
1. For the purposes of this legislative decree, they are tourism businesses those that exercise economic activities, organized for the production, marketing, brokerage and management of products, services, including bathing establishments, of infrastructures and businesses, including administration ones belonging to the local tourist systems, competing with formation of the tourist offer.
[...]
4. Tourism businesses not established in accordance with the legislation of a Member State of the European Union or of a State EFTA may be authorized to settle and practice their activities in Italy, according to the principle of reciprocity, upon registration in the register referred to in paragraph 2, and on condition that possess the requisites required by state and regional laws, as well as the guidelines referred to in article 44 of the decree legislative 31 March 1998, n. 112.
[...]
ART. 6 (Definition)
1. Tourist professions are those activities, having as their object the provision of services for the promotion of the tourist activity, as well as services of hospitality, assistance, accompaniment and guide, aimed at allowing tourists the best use of the trip and of the holiday , also in terms of knowledge of the places visited. [...]"(LEGISLATIVE DECREE of 23 May 2011, n. 79, "Code of state legislation on tourism organization and market , pursuant to article 14 of the law of 28 November 2005, n. 246, as well as implementation of Directive 2008/122 / EC, relating to timeshare contracts, contracts relating to long-term holiday products, resale and exchange contracts"; last amended by LAW of 24 April 2020, n. 27; Annex I, Article 4 [google translation])
LEGISLATIVE DECREE of 23 May 2011, n. 79, "Code of state legislation on tourism organization and market , pursuant to article 14 of the law of 28 November 2005, n. 246, as well as implementation of Directive 2008/122 / EC, relating to timeshare contracts, contracts relating to long-term holiday products, resale and exchange contracts"; last amended by LAW of 24 April 2020, n. 27; Annex I, Article 4
[<a href="http://www.normattiva.it/uri-res/N2Ls?urn:nir:stato:decreto.legislativo:2011-05-23;79!vig=2021-08-19">Decree</a>]