To qualify for a Certificate of Excellence, businesses must maintain an overall rating of four or higher, out of a possible five, as reviewed by travellers on TripAdvisor, and must have been listed on TripAdvisor for at least 12 months.

Additional criteria include the volume of reviews received within the last 12 months. TripAdvisor® is the world's largest travel site, which offers trusted advice from real travelers. TripAdvisor-branded sites make up the largest travel community in the world, with more than 50 million unique monthly visitors, and over 60 million reviews and

Through the years, Kaiser Maximilian has been decorated with various awards, among them the coveted Five Star Diamond Award of the American Academy of Hospitality Sciences.