There are many ways to cover the expense of Coplay drug addiction treatment. One payment method you may uncover is a sliding fee scale (fee is based on earnings and other aspects). This means that the rehab adjusts their charges based on the client?s income, yearly taxes and other financial components; in the end, the expense that a single client pays may possibly not be the same as another. There are numerous reasons why a drug rehab would choose to supply a sliding fee scale to their clients. They may select to help out an addict who would otherwise not be able to receive treatment. Another reason for providing this payment option is that it provides the treatment facility with a tax deduction on the benefit of donating their services as charity.