(a) The guidance in this part previously was issued as OMB Circular A-122. Appendix A to this part contains the guidance that was in Attachment A (general principles) to the OMB circular; Appendix B contains the guidance that was in Attachment B (selected items of cost) to the OMB circular; and Appendix C contains the information that was in Attachment C (non-profit organizations not subject to the Circular) to the OMB circular.

(b) Historically, OMB Circular A-122 superseded cost principles issued by individual agencies for non-profit organizations.