It shall offer such services as are available and appropriate in the circumstances to persons who, other than for compensation, have or intend to have the actual, physical custody and control of an incapacitated adult and to such incapacitated adults or to adults who may request and be entitled to such protective services: Provided, That except as expressly provided in this article, the department may not directly or indirectly compel the acceptance of such services by any person or discriminate against a person who refuses such services.