The Hotelstars Union was founded in 2009 under the patronage of HOTREC – Hospitality Europe and incorporated as AISBL in 2021.
Austria, Azerbaijan, Belgium, Czech Republic, Denmark, Estonia, Georgia, Germany, Greece, Hungary, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Slovenia, Sweden and Switzerland are Members of the star family. The Hotelstars Union is providing a harmonised hotel classification with common criteria and procedures in the participating countries.
By increased transparency and security for the hotel guest the Hotelstars Union promotes the hospitality industry’s reputation and quality in its Member States, thus strengthening the hotels’ marketing. A membership of the Hotelstars Union is open to all HOTREC Member States. The common hotel classification is a dynamic system whose criteria and guidelines are regularly reviewed and updated according to the expectations of hotel guests.
In line with common international practice, the hotels are classified into five star categories.
Under the patronage of 
