1) Consent to intervene in a way that is experimental or risky. The participant or guardian is informed of the risks and benefits and of the right to stop the intervention.

2) Clients (or their advocates) and/or parents and caretakers have the right to be informed about proposed experimental or programmatic outcomes and procedures and their advantages and disadvantages, and to participate in the selection or rejection of specific goals and procedures. This information must be communicated at a level that will be understood by the client or advocate if consent or rejection is to be considered "informed."