Service charges are mandatory payments, typically added by caterers and banqueters. A service charge is not to be confused with a tip or gratuity which is optional and at the discretion of the customer. Restaurants commonly add it to checks for large parties. Some bars have decided to include service charge as well, for example in Manhattan, New York. Disclosure of service charge is required by law in some places, such as in State of Florida A standard predetermined percent, often ~18%, is sometimes labeled as a "service charge".