service in perpetuam do not distribute financial surplus; they must retain it. It will then serve as a cushion against losses or as a means to finance growth activities. Examples of this are not-for-profit entities: they are allowed to make profits, but are not permitted to give any of it back to members except by way of discounts in the future on new transactions.

Depending on the charter at the foundation of the entity, and depending on the legal framework under which the entity was created, the form