There are numerous ways to cover the price of Gratz drug addiction treatment. One payment method you may find is a sliding fee scale (fee is based on earnings and other factors). This indicates that the rehab adjusts their fees based on the client?s income, yearly taxes and other financial factors; in the end, the price that a single individual pays may not be the same as another. There are numerous reasons why a drug rehab would choose to provide a sliding fee scale to their clients. They may choose to help out an addict who would in any other case not be able to acquire treatment. Another reason for providing this payment choice is that it offers the treatment facility with a tax deduction on the benefit of donating their services as charity.