Purity: Wudu with Water from Hotels and Restaurants
Practical Laws of Islam as per the teachings of Ayatullah Sistani
Ruling 269:
Performing wuḍūʾ with water belonging to hostels, hotels, shopping arcades, motorway restaurants, and similar places is valid only if people who do not reside there usually perform wuḍūʾ with water belonging to that place and no one prohibits them from doing so.
-Ayatullah Sistani, Practical Laws of Islam, Purification (Taharah)