платный(1. used to describe a service that you pay a fixed price to use: Executives say the marketing of fee-based services will help offset rising costs. 2. used to describe a person that you pay a fixed price for advice, a service, etc.: Although many advisers are switching to a fee-based service, the majority still survive on a commission basis. Cambridge Business English Dictionary. The imposition of fee-based services may radically curtail the breadth of resources available to library users where historically information has been offered freely. ESD Alexander Demidov)
на возмездной основе(fee-based services = услуги на возмездной основе ***звучит ужасно, правильно по-русски "платный", но таков уж новый "бюр.рус.яз.", бюрократический русский язык в 21 веке...ART Vancouver)
