- Use of energy-saving bulbs: at least 60% of the energy supply must be provided by energy saving lamps
- Conservation of water and power by water-saving taps and change of towels and bed linen only on request
- Energy saving by automatic activation systems for illumination and heating
- Heating: heating systems must be particularly energy efficient (efficiency of at least 90%) and environmentally sound
- Power for heating is produced by renewable energy
- Vacationers are informed about energy and water saving
- Waste disposal: the amount of waste should possibly be reduced and waste must be separated
- Information about flora and fauna in the surroundings is provided to vacationers: a number of information sheets on nature parks as well as natural munuments well worth to be visited should be available
- Information about possibilities for hiking and cycle trails are available
- Cuisine: dishes are preferentially prepared using local products
